691 lines
29 KiB
LLVM
691 lines
29 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes
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; RUN: opt -attributor -enable-new-pm=0 -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
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; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
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; RUN: opt -attributor-cgscc -enable-new-pm=0 -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
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; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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@G = external dso_local global i32, align 4
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; CHECK: Function Attrs: inaccessiblememonly
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declare noalias i8* @malloc(i64) inaccessiblememonly
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define dso_local i8* @internal_only(i32 %arg) {
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; CHECK: Function Attrs: inaccessiblememonly
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; CHECK-LABEL: define {{[^@]+}}@internal_only
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; CHECK-SAME: (i32 [[ARG:%.*]]) [[ATTR0:#.*]] {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[ARG]] to i64
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; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @malloc(i64 [[CONV]])
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; CHECK-NEXT: ret i8* [[CALL]]
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;
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entry:
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%conv = sext i32 %arg to i64
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%call = call i8* @malloc(i64 %conv)
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ret i8* %call
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}
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define dso_local i8* @internal_only_rec(i32 %arg) {
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; CHECK: Function Attrs: inaccessiblememonly
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; CHECK-LABEL: define {{[^@]+}}@internal_only_rec
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; CHECK-SAME: (i32 [[ARG:%.*]]) [[ATTR0]] {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[REM:%.*]] = srem i32 [[ARG]], 2
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; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[REM]], 1
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; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
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; CHECK: if.then:
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; CHECK-NEXT: [[DIV:%.*]] = sdiv i32 [[ARG]], 2
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; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @internal_only_rec(i32 [[DIV]])
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; CHECK-NEXT: br label [[RETURN:%.*]]
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; CHECK: if.end:
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; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[ARG]] to i64
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; CHECK-NEXT: [[CALL1:%.*]] = call noalias i8* @malloc(i64 [[CONV]])
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; CHECK-NEXT: br label [[RETURN]]
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; CHECK: return:
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; CHECK-NEXT: [[RETVAL_0:%.*]] = phi i8* [ [[CALL]], [[IF_THEN]] ], [ [[CALL1]], [[IF_END]] ]
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; CHECK-NEXT: ret i8* [[RETVAL_0]]
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;
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entry:
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%rem = srem i32 %arg, 2
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%cmp = icmp eq i32 %rem, 1
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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%div = sdiv i32 %arg, 2
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%call = call i8* @internal_only_rec(i32 %div)
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br label %return
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if.end: ; preds = %entry
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%conv = sext i32 %arg to i64
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%call1 = call i8* @malloc(i64 %conv)
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br label %return
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return: ; preds = %if.end, %if.then
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%retval.0 = phi i8* [ %call, %if.then ], [ %call1, %if.end ]
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ret i8* %retval.0
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}
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define dso_local i8* @internal_only_rec_static_helper(i32 %arg) {
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; CHECK: Function Attrs: inaccessiblememonly
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; CHECK-LABEL: define {{[^@]+}}@internal_only_rec_static_helper
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; CHECK-SAME: (i32 [[ARG:%.*]]) [[ATTR0]] {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @internal_only_rec_static(i32 [[ARG]])
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; CHECK-NEXT: ret i8* [[CALL]]
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;
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entry:
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%call = call i8* @internal_only_rec_static(i32 %arg)
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ret i8* %call
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}
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define internal i8* @internal_only_rec_static(i32 %arg) {
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; CHECK: Function Attrs: inaccessiblememonly
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; CHECK-LABEL: define {{[^@]+}}@internal_only_rec_static
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; CHECK-SAME: (i32 [[ARG:%.*]]) [[ATTR0]] {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[REM:%.*]] = srem i32 [[ARG]], 2
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; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[REM]], 1
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; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
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; CHECK: if.then:
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; CHECK-NEXT: [[DIV:%.*]] = sdiv i32 [[ARG]], 2
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; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @internal_only_rec(i32 [[DIV]])
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; CHECK-NEXT: br label [[RETURN:%.*]]
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; CHECK: if.end:
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; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[ARG]] to i64
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; CHECK-NEXT: [[CALL1:%.*]] = call noalias i8* @malloc(i64 [[CONV]])
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; CHECK-NEXT: br label [[RETURN]]
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; CHECK: return:
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; CHECK-NEXT: [[RETVAL_0:%.*]] = phi i8* [ [[CALL]], [[IF_THEN]] ], [ [[CALL1]], [[IF_END]] ]
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; CHECK-NEXT: ret i8* [[RETVAL_0]]
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;
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entry:
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%rem = srem i32 %arg, 2
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%cmp = icmp eq i32 %rem, 1
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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%div = sdiv i32 %arg, 2
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%call = call i8* @internal_only_rec(i32 %div)
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br label %return
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if.end: ; preds = %entry
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%conv = sext i32 %arg to i64
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%call1 = call i8* @malloc(i64 %conv)
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br label %return
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return: ; preds = %if.end, %if.then
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%retval.0 = phi i8* [ %call, %if.then ], [ %call1, %if.end ]
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ret i8* %retval.0
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}
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define dso_local i8* @internal_only_rec_static_helper_malloc_noescape(i32 %arg) {
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; FIXME: This is actually inaccessiblememonly because the malloced memory does not escape
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; CHECK-LABEL: define {{[^@]+}}@internal_only_rec_static_helper_malloc_noescape
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; CHECK-SAME: (i32 [[ARG:%.*]]) {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @internal_only_rec_static_malloc_noescape(i32 [[ARG]])
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; CHECK-NEXT: ret i8* [[CALL]]
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;
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entry:
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%call = call i8* @internal_only_rec_static_malloc_noescape(i32 %arg)
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ret i8* %call
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}
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define internal i8* @internal_only_rec_static_malloc_noescape(i32 %arg) {
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; FIXME: This is actually inaccessiblememonly because the malloced memory does not escape
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; CHECK-LABEL: define {{[^@]+}}@internal_only_rec_static_malloc_noescape
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; CHECK-SAME: (i32 [[ARG:%.*]]) {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[REM:%.*]] = srem i32 [[ARG]], 2
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; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[REM]], 1
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; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
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; CHECK: if.then:
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; CHECK-NEXT: [[DIV:%.*]] = sdiv i32 [[ARG]], 2
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; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @internal_only_rec(i32 [[DIV]])
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; CHECK-NEXT: br label [[RETURN:%.*]]
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; CHECK: if.end:
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; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[ARG]] to i64
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; CHECK-NEXT: [[CALL1:%.*]] = call noalias i8* @malloc(i64 [[CONV]])
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; CHECK-NEXT: store i8 0, i8* [[CALL1]], align 1
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; CHECK-NEXT: br label [[RETURN]]
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; CHECK: return:
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; CHECK-NEXT: [[RETVAL_0:%.*]] = phi i8* [ [[CALL]], [[IF_THEN]] ], [ null, [[IF_END]] ]
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; CHECK-NEXT: ret i8* [[RETVAL_0]]
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;
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entry:
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%rem = srem i32 %arg, 2
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%cmp = icmp eq i32 %rem, 1
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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%div = sdiv i32 %arg, 2
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%call = call i8* @internal_only_rec(i32 %div)
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br label %return
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if.end: ; preds = %entry
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%conv = sext i32 %arg to i64
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%call1 = call i8* @malloc(i64 %conv)
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store i8 0, i8* %call1
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br label %return
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return: ; preds = %if.end, %if.then
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%retval.0 = phi i8* [ %call, %if.then ], [ null, %if.end ]
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ret i8* %retval.0
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}
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define dso_local i8* @internal_argmem_only_read(i32* %arg) {
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; CHECK: Function Attrs: inaccessiblemem_or_argmemonly
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; CHECK-LABEL: define {{[^@]+}}@internal_argmem_only_read
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; CHECK-SAME: (i32* nocapture nonnull readonly align 4 dereferenceable(4) [[ARG:%.*]]) [[ATTR1:#.*]] {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP:%.*]] = load i32, i32* [[ARG]], align 4
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; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[TMP]] to i64
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; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @malloc(i64 [[CONV]])
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; CHECK-NEXT: ret i8* [[CALL]]
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;
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entry:
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%tmp = load i32, i32* %arg, align 4
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%conv = sext i32 %tmp to i64
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%call = call i8* @malloc(i64 %conv)
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ret i8* %call
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}
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define dso_local i8* @internal_argmem_only_write(i32* %arg) {
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; CHECK: Function Attrs: inaccessiblemem_or_argmemonly
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; CHECK-LABEL: define {{[^@]+}}@internal_argmem_only_write
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; CHECK-SAME: (i32* nocapture nonnull writeonly align 4 dereferenceable(4) [[ARG:%.*]]) [[ATTR1]] {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: store i32 10, i32* [[ARG]], align 4
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; CHECK-NEXT: [[CALL:%.*]] = call noalias dereferenceable_or_null(10) i8* @malloc(i64 noundef 10)
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; CHECK-NEXT: ret i8* [[CALL]]
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;
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entry:
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store i32 10, i32* %arg, align 4
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%call = call dereferenceable_or_null(10) i8* @malloc(i64 10)
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ret i8* %call
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}
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define dso_local i8* @internal_argmem_only_rec(i32* %arg) {
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; IS__TUNIT____: Function Attrs: inaccessiblemem_or_argmemonly
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; IS__TUNIT____-LABEL: define {{[^@]+}}@internal_argmem_only_rec
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; IS__TUNIT____-SAME: (i32* nocapture [[ARG:%.*]]) [[ATTR1:#.*]] {
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; IS__TUNIT____-NEXT: entry:
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; IS__TUNIT____-NEXT: [[CALL:%.*]] = call noalias i8* @internal_argmem_only_rec_1(i32* nocapture align 4 [[ARG]])
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; IS__TUNIT____-NEXT: ret i8* [[CALL]]
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;
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; IS__CGSCC____: Function Attrs: inaccessiblemem_or_argmemonly
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; IS__CGSCC____-LABEL: define {{[^@]+}}@internal_argmem_only_rec
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; IS__CGSCC____-SAME: (i32* nocapture nonnull align 4 dereferenceable(4) [[ARG:%.*]]) [[ATTR1:#.*]] {
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; IS__CGSCC____-NEXT: entry:
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; IS__CGSCC____-NEXT: [[CALL:%.*]] = call noalias i8* @internal_argmem_only_rec_1(i32* nocapture nonnull align 4 dereferenceable(4) [[ARG]])
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; IS__CGSCC____-NEXT: ret i8* [[CALL]]
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;
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entry:
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%call = call i8* @internal_argmem_only_rec_1(i32* %arg)
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ret i8* %call
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}
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define internal i8* @internal_argmem_only_rec_1(i32* %arg) {
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; CHECK: Function Attrs: inaccessiblemem_or_argmemonly
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; CHECK-LABEL: define {{[^@]+}}@internal_argmem_only_rec_1
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; CHECK-SAME: (i32* nocapture nonnull align 4 dereferenceable(4) [[ARG:%.*]]) [[ATTR1]] {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP:%.*]] = load i32, i32* [[ARG]], align 4
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; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[TMP]], 0
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; CHECK-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
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; CHECK: if.then:
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; CHECK-NEXT: br label [[RETURN:%.*]]
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; CHECK: if.end:
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; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* [[ARG]], align 4
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; CHECK-NEXT: [[CMP1:%.*]] = icmp eq i32 [[TMP1]], 1
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; CHECK-NEXT: br i1 [[CMP1]], label [[IF_THEN2:%.*]], label [[IF_END3:%.*]]
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; CHECK: if.then2:
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; CHECK-NEXT: [[ADD_PTR:%.*]] = getelementptr inbounds i32, i32* [[ARG]], i64 -1
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; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @internal_argmem_only_rec_2(i32* nocapture nonnull align 4 dereferenceable(4) [[ADD_PTR]])
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; CHECK-NEXT: br label [[RETURN]]
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; CHECK: if.end3:
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; CHECK-NEXT: [[TMP2:%.*]] = load i32, i32* [[ARG]], align 4
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; CHECK-NEXT: [[CONV:%.*]] = sext i32 [[TMP2]] to i64
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; CHECK-NEXT: [[CALL4:%.*]] = call noalias i8* @malloc(i64 [[CONV]])
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; CHECK-NEXT: br label [[RETURN]]
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; CHECK: return:
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; CHECK-NEXT: [[RETVAL_0:%.*]] = phi i8* [ null, [[IF_THEN]] ], [ [[CALL]], [[IF_THEN2]] ], [ [[CALL4]], [[IF_END3]] ]
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; CHECK-NEXT: ret i8* [[RETVAL_0]]
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;
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entry:
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%tmp = load i32, i32* %arg, align 4
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%cmp = icmp eq i32 %tmp, 0
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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br label %return
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if.end: ; preds = %entry
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%tmp1 = load i32, i32* %arg, align 4
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%cmp1 = icmp eq i32 %tmp1, 1
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br i1 %cmp1, label %if.then2, label %if.end3
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if.then2: ; preds = %if.end
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%add.ptr = getelementptr inbounds i32, i32* %arg, i64 -1
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%call = call i8* @internal_argmem_only_rec_2(i32* nonnull %add.ptr)
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br label %return
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if.end3: ; preds = %if.end
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%tmp2 = load i32, i32* %arg, align 4
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%conv = sext i32 %tmp2 to i64
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%call4 = call i8* @malloc(i64 %conv)
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br label %return
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return: ; preds = %if.end3, %if.then2, %if.then
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%retval.0 = phi i8* [ null, %if.then ], [ %call, %if.then2 ], [ %call4, %if.end3 ]
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ret i8* %retval.0
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}
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define internal i8* @internal_argmem_only_rec_2(i32* %arg) {
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; CHECK: Function Attrs: inaccessiblemem_or_argmemonly
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; CHECK-LABEL: define {{[^@]+}}@internal_argmem_only_rec_2
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; CHECK-SAME: (i32* nocapture nonnull align 4 dereferenceable(4) [[ARG:%.*]]) [[ATTR1]] {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: store i32 0, i32* [[ARG]], align 4
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; CHECK-NEXT: [[ADD_PTR:%.*]] = getelementptr inbounds i32, i32* [[ARG]], i64 -1
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; CHECK-NEXT: [[CALL:%.*]] = call noalias i8* @internal_argmem_only_rec_1(i32* nocapture nonnull align 4 dereferenceable(4) [[ADD_PTR]])
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; CHECK-NEXT: ret i8* [[CALL]]
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;
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entry:
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store i32 0, i32* %arg, align 4
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%add.ptr = getelementptr inbounds i32, i32* %arg, i64 -1
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%call = call i8* @internal_argmem_only_rec_1(i32* nonnull %add.ptr)
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ret i8* %call
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}
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declare i8* @unknown_ptr() readnone
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declare i8* @argmem_only(i8* %arg) argmemonly
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declare i8* @inaccesible_argmem_only_decl(i8* %arg) inaccessiblemem_or_argmemonly
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declare void @llvm.lifetime.start.p0i8(i64 immarg, i8* nocapture) nounwind argmemonly willreturn
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define void @callerA1(i8* %arg) {
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; CHECK: Function Attrs: argmemonly
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|
; CHECK-LABEL: define {{[^@]+}}@callerA1
|
||
|
; CHECK-SAME: (i8* [[ARG:%.*]]) [[ATTR3:#.*]] {
|
||
|
; CHECK-NEXT: [[TMP1:%.*]] = call i8* @argmem_only(i8* [[ARG]])
|
||
|
; CHECK-NEXT: ret void
|
||
|
;
|
||
|
call i8* @argmem_only(i8* %arg)
|
||
|
ret void
|
||
|
}
|
||
|
define void @callerA2(i8* %arg) {
|
||
|
; CHECK: Function Attrs: inaccessiblemem_or_argmemonly
|
||
|
; CHECK-LABEL: define {{[^@]+}}@callerA2
|
||
|
; CHECK-SAME: (i8* [[ARG:%.*]]) [[ATTR1]] {
|
||
|
; CHECK-NEXT: [[TMP1:%.*]] = call i8* @inaccesible_argmem_only_decl(i8* [[ARG]])
|
||
|
; CHECK-NEXT: ret void
|
||
|
;
|
||
|
call i8* @inaccesible_argmem_only_decl(i8* %arg)
|
||
|
ret void
|
||
|
}
|
||
|
define void @callerB1() {
|
||
|
; CHECK: Function Attrs: readnone
|
||
|
; CHECK-LABEL: define {{[^@]+}}@callerB1
|
||
|
; CHECK-SAME: () [[ATTR2:#.*]] {
|
||
|
; CHECK-NEXT: [[STACK:%.*]] = alloca i8, align 1
|
||
|
; CHECK-NEXT: [[TMP1:%.*]] = call i8* @argmem_only(i8* noundef nonnull dereferenceable(1) [[STACK]])
|
||
|
; CHECK-NEXT: ret void
|
||
|
;
|
||
|
%stack = alloca i8
|
||
|
call i8* @argmem_only(i8* %stack)
|
||
|
ret void
|
||
|
}
|
||
|
define void @callerB2() {
|
||
|
; CHECK: Function Attrs: inaccessiblememonly
|
||
|
; CHECK-LABEL: define {{[^@]+}}@callerB2
|
||
|
; CHECK-SAME: () [[ATTR0]] {
|
||
|
; CHECK-NEXT: [[STACK:%.*]] = alloca i8, align 1
|
||
|
; CHECK-NEXT: [[TMP1:%.*]] = call i8* @inaccesible_argmem_only_decl(i8* noundef nonnull dereferenceable(1) [[STACK]])
|
||
|
; CHECK-NEXT: ret void
|
||
|
;
|
||
|
%stack = alloca i8
|
||
|
call i8* @inaccesible_argmem_only_decl(i8* %stack)
|
||
|
ret void
|
||
|
}
|
||
|
define void @callerC1() {
|
||
|
; CHECK-LABEL: define {{[^@]+}}@callerC1() {
|
||
|
; CHECK-NEXT: [[UNKNOWN:%.*]] = call i8* @unknown_ptr()
|
||
|
; CHECK-NEXT: [[TMP1:%.*]] = call i8* @argmem_only(i8* [[UNKNOWN]])
|
||
|
; CHECK-NEXT: ret void
|
||
|
;
|
||
|
%unknown = call i8* @unknown_ptr()
|
||
|
call i8* @argmem_only(i8* %unknown)
|
||
|
ret void
|
||
|
}
|
||
|
define void @callerC2() {
|
||
|
; CHECK-LABEL: define {{[^@]+}}@callerC2() {
|
||
|
; CHECK-NEXT: [[UNKNOWN:%.*]] = call i8* @unknown_ptr()
|
||
|
; CHECK-NEXT: [[TMP1:%.*]] = call i8* @inaccesible_argmem_only_decl(i8* [[UNKNOWN]])
|
||
|
; CHECK-NEXT: ret void
|
||
|
;
|
||
|
%unknown = call i8* @unknown_ptr()
|
||
|
call i8* @inaccesible_argmem_only_decl(i8* %unknown)
|
||
|
ret void
|
||
|
}
|
||
|
define void @callerD1() {
|
||
|
; CHECK-LABEL: define {{[^@]+}}@callerD1() {
|
||
|
; CHECK-NEXT: [[UNKNOWN:%.*]] = call i8* @argmem_only(i8* noalias nocapture noundef align 536870912 null)
|
||
|
; CHECK-NEXT: store i8 0, i8* [[UNKNOWN]], align 1
|
||
|
; CHECK-NEXT: ret void
|
||
|
;
|
||
|
%unknown = call i8* @argmem_only(i8* null)
|
||
|
store i8 0, i8* %unknown
|
||
|
ret void
|
||
|
}
|
||
|
define void @callerD2() {
|
||
|
; CHECK-LABEL: define {{[^@]+}}@callerD2() {
|
||
|
; CHECK-NEXT: [[UNKNOWN:%.*]] = call i8* @inaccesible_argmem_only_decl(i8* noalias nocapture noundef align 536870912 null)
|
||
|
; CHECK-NEXT: store i8 0, i8* [[UNKNOWN]], align 1
|
||
|
; CHECK-NEXT: ret void
|
||
|
;
|
||
|
%unknown = call i8* @inaccesible_argmem_only_decl(i8* null)
|
||
|
store i8 0, i8* %unknown
|
||
|
ret void
|
||
|
}
|
||
|
|
||
|
define void @callerE(i8* %arg) {
|
||
|
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
|
||
|
; IS__TUNIT____-LABEL: define {{[^@]+}}@callerE
|
||
|
; IS__TUNIT____-SAME: (i8* nocapture nofree readnone [[ARG:%.*]]) [[ATTR5:#.*]] {
|
||
|
; IS__TUNIT____-NEXT: ret void
|
||
|
;
|
||
|
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
|
||
|
; IS__CGSCC____-LABEL: define {{[^@]+}}@callerE
|
||
|
; IS__CGSCC____-SAME: (i8* nocapture nofree readnone [[ARG:%.*]]) [[ATTR5:#.*]] {
|
||
|
; IS__CGSCC____-NEXT: ret void
|
||
|
;
|
||
|
call void @llvm.lifetime.start.p0i8(i64 4, i8* %arg)
|
||
|
ret void
|
||
|
}
|
||
|
|
||
|
|
||
|
define void @write_global() {
|
||
|
; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
|
||
|
; IS__TUNIT____-LABEL: define {{[^@]+}}@write_global
|
||
|
; IS__TUNIT____-SAME: () [[ATTR6:#.*]] {
|
||
|
; IS__TUNIT____-NEXT: store i32 0, i32* @G, align 4
|
||
|
; IS__TUNIT____-NEXT: ret void
|
||
|
;
|
||
|
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
|
||
|
; IS__CGSCC____-LABEL: define {{[^@]+}}@write_global
|
||
|
; IS__CGSCC____-SAME: () [[ATTR6:#.*]] {
|
||
|
; IS__CGSCC____-NEXT: store i32 0, i32* @G, align 4
|
||
|
; IS__CGSCC____-NEXT: ret void
|
||
|
;
|
||
|
store i32 0, i32* @G, align 4
|
||
|
ret void
|
||
|
}
|
||
|
define void @write_global_via_arg(i32* %GPtr) {
|
||
|
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
|
||
|
; IS__TUNIT____-LABEL: define {{[^@]+}}@write_global_via_arg
|
||
|
; IS__TUNIT____-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[GPTR:%.*]]) [[ATTR7:#.*]] {
|
||
|
; IS__TUNIT____-NEXT: store i32 0, i32* [[GPTR]], align 4
|
||
|
; IS__TUNIT____-NEXT: ret void
|
||
|
;
|
||
|
; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
|
||
|
; IS__CGSCC____-LABEL: define {{[^@]+}}@write_global_via_arg
|
||
|
; IS__CGSCC____-SAME: (i32* nocapture nofree nonnull writeonly align 4 dereferenceable(4) [[GPTR:%.*]]) [[ATTR7:#.*]] {
|
||
|
; IS__CGSCC____-NEXT: store i32 0, i32* [[GPTR]], align 4
|
||
|
; IS__CGSCC____-NEXT: ret void
|
||
|
;
|
||
|
store i32 0, i32* %GPtr, align 4
|
||
|
ret void
|
||
|
}
|
||
|
define internal void @write_global_via_arg_internal(i32* %GPtr) {
|
||
|
; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
|
||
|
; IS__TUNIT____-LABEL: define {{[^@]+}}@write_global_via_arg_internal
|
||
|
; IS__TUNIT____-SAME: () [[ATTR6]] {
|
||
|
; IS__TUNIT____-NEXT: store i32 0, i32* @G, align 4
|
||
|
; IS__TUNIT____-NEXT: ret void
|
||
|
;
|
||
|
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
|
||
|
; IS__CGSCC____-LABEL: define {{[^@]+}}@write_global_via_arg_internal
|
||
|
; IS__CGSCC____-SAME: () [[ATTR6]] {
|
||
|
; IS__CGSCC____-NEXT: store i32 0, i32* @G, align 4
|
||
|
; IS__CGSCC____-NEXT: ret void
|
||
|
;
|
||
|
store i32 0, i32* %GPtr, align 4
|
||
|
ret void
|
||
|
}
|
||
|
|
||
|
define void @writeonly_global() {
|
||
|
; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
|
||
|
; IS__TUNIT____-LABEL: define {{[^@]+}}@writeonly_global
|
||
|
; IS__TUNIT____-SAME: () [[ATTR6]] {
|
||
|
; IS__TUNIT____-NEXT: call void @write_global() [[ATTR6]]
|
||
|
; IS__TUNIT____-NEXT: ret void
|
||
|
;
|
||
|
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
|
||
|
; IS__CGSCC____-LABEL: define {{[^@]+}}@writeonly_global
|
||
|
; IS__CGSCC____-SAME: () [[ATTR6]] {
|
||
|
; IS__CGSCC____-NEXT: call void @write_global() [[ATTR10:#.*]]
|
||
|
; IS__CGSCC____-NEXT: ret void
|
||
|
;
|
||
|
call void @write_global()
|
||
|
ret void
|
||
|
}
|
||
|
define void @writeonly_global_via_arg() {
|
||
|
; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
|
||
|
; IS__TUNIT____-LABEL: define {{[^@]+}}@writeonly_global_via_arg
|
||
|
; IS__TUNIT____-SAME: () [[ATTR6]] {
|
||
|
; IS__TUNIT____-NEXT: call void @write_global_via_arg(i32* nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) @G) [[ATTR6]]
|
||
|
; IS__TUNIT____-NEXT: ret void
|
||
|
;
|
||
|
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
|
||
|
; IS__CGSCC____-LABEL: define {{[^@]+}}@writeonly_global_via_arg
|
||
|
; IS__CGSCC____-SAME: () [[ATTR6]] {
|
||
|
; IS__CGSCC____-NEXT: call void @write_global_via_arg(i32* nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) @G) [[ATTR10]]
|
||
|
; IS__CGSCC____-NEXT: ret void
|
||
|
;
|
||
|
call void @write_global_via_arg(i32* @G)
|
||
|
ret void
|
||
|
}
|
||
|
|
||
|
define void @writeonly_global_via_arg_internal() {
|
||
|
;
|
||
|
; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
|
||
|
; IS__TUNIT____-LABEL: define {{[^@]+}}@writeonly_global_via_arg_internal
|
||
|
; IS__TUNIT____-SAME: () [[ATTR6]] {
|
||
|
; IS__TUNIT____-NEXT: call void @write_global_via_arg_internal() [[ATTR6]]
|
||
|
; IS__TUNIT____-NEXT: ret void
|
||
|
;
|
||
|
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
|
||
|
; IS__CGSCC____-LABEL: define {{[^@]+}}@writeonly_global_via_arg_internal
|
||
|
; IS__CGSCC____-SAME: () [[ATTR6]] {
|
||
|
; IS__CGSCC____-NEXT: call void @write_global_via_arg_internal() [[ATTR10]]
|
||
|
; IS__CGSCC____-NEXT: ret void
|
||
|
;
|
||
|
call void @write_global_via_arg_internal(i32* @G)
|
||
|
ret void
|
||
|
}
|
||
|
|
||
|
define i8 @recursive_not_readnone(i8* %ptr, i1 %c) {
|
||
|
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind
|
||
|
; IS__TUNIT____-LABEL: define {{[^@]+}}@recursive_not_readnone
|
||
|
; IS__TUNIT____-SAME: (i8* nocapture nofree writeonly [[PTR:%.*]], i1 [[C:%.*]]) [[ATTR8:#.*]] {
|
||
|
; IS__TUNIT____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
|
||
|
; IS__TUNIT____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
|
||
|
; IS__TUNIT____: t:
|
||
|
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[ALLOC]], i1 noundef false) [[ATTR10:#.*]]
|
||
|
; IS__TUNIT____-NEXT: [[R:%.*]] = load i8, i8* [[ALLOC]], align 1
|
||
|
; IS__TUNIT____-NEXT: ret i8 [[R]]
|
||
|
; IS__TUNIT____: f:
|
||
|
; IS__TUNIT____-NEXT: store i8 1, i8* [[PTR]], align 1
|
||
|
; IS__TUNIT____-NEXT: ret i8 0
|
||
|
;
|
||
|
; IS__CGSCC____: Function Attrs: argmemonly nofree nosync nounwind
|
||
|
; IS__CGSCC____-LABEL: define {{[^@]+}}@recursive_not_readnone
|
||
|
; IS__CGSCC____-SAME: (i8* nocapture nofree writeonly [[PTR:%.*]], i1 [[C:%.*]]) [[ATTR8:#.*]] {
|
||
|
; IS__CGSCC____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
|
||
|
; IS__CGSCC____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
|
||
|
; IS__CGSCC____: t:
|
||
|
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[ALLOC]], i1 noundef false) [[ATTR11:#.*]]
|
||
|
; IS__CGSCC____-NEXT: [[R:%.*]] = load i8, i8* [[ALLOC]], align 1
|
||
|
; IS__CGSCC____-NEXT: ret i8 [[R]]
|
||
|
; IS__CGSCC____: f:
|
||
|
; IS__CGSCC____-NEXT: store i8 1, i8* [[PTR]], align 1
|
||
|
; IS__CGSCC____-NEXT: ret i8 0
|
||
|
;
|
||
|
%alloc = alloca i8
|
||
|
br i1 %c, label %t, label %f
|
||
|
t:
|
||
|
call i8 @recursive_not_readnone(i8* %alloc, i1 false)
|
||
|
%r = load i8, i8* %alloc
|
||
|
ret i8 %r
|
||
|
f:
|
||
|
store i8 1, i8* %ptr
|
||
|
ret i8 0
|
||
|
}
|
||
|
|
||
|
define internal i8 @recursive_not_readnone_internal(i8* %ptr, i1 %c) {
|
||
|
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind
|
||
|
; IS__TUNIT____-LABEL: define {{[^@]+}}@recursive_not_readnone_internal
|
||
|
; IS__TUNIT____-SAME: (i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[PTR:%.*]], i1 [[C:%.*]]) [[ATTR8]] {
|
||
|
; IS__TUNIT____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
|
||
|
; IS__TUNIT____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
|
||
|
; IS__TUNIT____: t:
|
||
|
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone_internal(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[ALLOC]], i1 noundef false) [[ATTR10]]
|
||
|
; IS__TUNIT____-NEXT: [[R:%.*]] = load i8, i8* [[ALLOC]], align 1
|
||
|
; IS__TUNIT____-NEXT: ret i8 [[R]]
|
||
|
; IS__TUNIT____: f:
|
||
|
; IS__TUNIT____-NEXT: store i8 1, i8* [[PTR]], align 1
|
||
|
; IS__TUNIT____-NEXT: ret i8 0
|
||
|
;
|
||
|
; IS__CGSCC____: Function Attrs: argmemonly nofree nosync nounwind
|
||
|
; IS__CGSCC____-LABEL: define {{[^@]+}}@recursive_not_readnone_internal
|
||
|
; IS__CGSCC____-SAME: (i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[PTR:%.*]], i1 [[C:%.*]]) [[ATTR8]] {
|
||
|
; IS__CGSCC____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
|
||
|
; IS__CGSCC____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
|
||
|
; IS__CGSCC____: t:
|
||
|
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone_internal(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[ALLOC]], i1 noundef false) [[ATTR11]]
|
||
|
; IS__CGSCC____-NEXT: [[R:%.*]] = load i8, i8* [[ALLOC]], align 1
|
||
|
; IS__CGSCC____-NEXT: ret i8 [[R]]
|
||
|
; IS__CGSCC____: f:
|
||
|
; IS__CGSCC____-NEXT: store i8 1, i8* [[PTR]], align 1
|
||
|
; IS__CGSCC____-NEXT: ret i8 0
|
||
|
;
|
||
|
%alloc = alloca i8
|
||
|
br i1 %c, label %t, label %f
|
||
|
t:
|
||
|
call i8 @recursive_not_readnone_internal(i8* %alloc, i1 false)
|
||
|
%r = load i8, i8* %alloc
|
||
|
ret i8 %r
|
||
|
f:
|
||
|
store i8 1, i8* %ptr
|
||
|
ret i8 0
|
||
|
}
|
||
|
|
||
|
define i8 @readnone_caller(i1 %c) {
|
||
|
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone
|
||
|
; IS__TUNIT____-LABEL: define {{[^@]+}}@readnone_caller
|
||
|
; IS__TUNIT____-SAME: (i1 [[C:%.*]]) [[ATTR9:#.*]] {
|
||
|
; IS__TUNIT____-NEXT: [[A:%.*]] = alloca i8, align 1
|
||
|
; IS__TUNIT____-NEXT: [[R:%.*]] = call i8 @recursive_not_readnone_internal(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[A]], i1 [[C]]) [[ATTR10]]
|
||
|
; IS__TUNIT____-NEXT: ret i8 [[R]]
|
||
|
;
|
||
|
; IS__CGSCC____: Function Attrs: nofree nosync nounwind readnone
|
||
|
; IS__CGSCC____-LABEL: define {{[^@]+}}@readnone_caller
|
||
|
; IS__CGSCC____-SAME: (i1 [[C:%.*]]) [[ATTR9:#.*]] {
|
||
|
; IS__CGSCC____-NEXT: [[A:%.*]] = alloca i8, align 1
|
||
|
; IS__CGSCC____-NEXT: [[R:%.*]] = call i8 @recursive_not_readnone_internal(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[A]], i1 [[C]]) [[ATTR12:#.*]]
|
||
|
; IS__CGSCC____-NEXT: ret i8 [[R]]
|
||
|
;
|
||
|
%a = alloca i8
|
||
|
%r = call i8 @recursive_not_readnone_internal(i8* %a, i1 %c)
|
||
|
ret i8 %r
|
||
|
}
|
||
|
|
||
|
define internal i8 @recursive_not_readnone_internal2(i8* %ptr, i1 %c) {
|
||
|
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind
|
||
|
; IS__TUNIT____-LABEL: define {{[^@]+}}@recursive_not_readnone_internal2
|
||
|
; IS__TUNIT____-SAME: (i8* nocapture nofree nonnull writeonly [[PTR:%.*]], i1 [[C:%.*]]) [[ATTR8]] {
|
||
|
; IS__TUNIT____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
|
||
|
; IS__TUNIT____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
|
||
|
; IS__TUNIT____: t:
|
||
|
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone_internal2(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[ALLOC]], i1 noundef false) [[ATTR10]]
|
||
|
; IS__TUNIT____-NEXT: [[R:%.*]] = load i8, i8* [[ALLOC]], align 1
|
||
|
; IS__TUNIT____-NEXT: ret i8 [[R]]
|
||
|
; IS__TUNIT____: f:
|
||
|
; IS__TUNIT____-NEXT: store i8 1, i8* [[PTR]], align 1
|
||
|
; IS__TUNIT____-NEXT: ret i8 0
|
||
|
;
|
||
|
; IS__CGSCC____: Function Attrs: argmemonly nofree nosync nounwind
|
||
|
; IS__CGSCC____-LABEL: define {{[^@]+}}@recursive_not_readnone_internal2
|
||
|
; IS__CGSCC____-SAME: (i8* nocapture nofree nonnull writeonly [[PTR:%.*]], i1 [[C:%.*]]) [[ATTR8]] {
|
||
|
; IS__CGSCC____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
|
||
|
; IS__CGSCC____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
|
||
|
; IS__CGSCC____: t:
|
||
|
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone_internal2(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[ALLOC]], i1 noundef false) [[ATTR11]]
|
||
|
; IS__CGSCC____-NEXT: [[R:%.*]] = load i8, i8* [[ALLOC]], align 1
|
||
|
; IS__CGSCC____-NEXT: ret i8 [[R]]
|
||
|
; IS__CGSCC____: f:
|
||
|
; IS__CGSCC____-NEXT: store i8 1, i8* [[PTR]], align 1
|
||
|
; IS__CGSCC____-NEXT: ret i8 0
|
||
|
;
|
||
|
%alloc = alloca i8
|
||
|
br i1 %c, label %t, label %f
|
||
|
t:
|
||
|
call i8 @recursive_not_readnone_internal2(i8* %alloc, i1 false)
|
||
|
%r = load i8, i8* %alloc
|
||
|
ret i8 %r
|
||
|
f:
|
||
|
store i8 1, i8* %ptr
|
||
|
ret i8 0
|
||
|
}
|
||
|
|
||
|
define i8 @readnone_caller2(i1 %c) {
|
||
|
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone
|
||
|
; IS__TUNIT____-LABEL: define {{[^@]+}}@readnone_caller2
|
||
|
; IS__TUNIT____-SAME: (i1 [[C:%.*]]) [[ATTR9]] {
|
||
|
; IS__TUNIT____-NEXT: [[R:%.*]] = call i8 @recursive_not_readnone_internal2(i8* undef, i1 [[C]]) [[ATTR10]]
|
||
|
; IS__TUNIT____-NEXT: ret i8 [[R]]
|
||
|
;
|
||
|
; IS__CGSCC____: Function Attrs: nofree nosync nounwind readnone
|
||
|
; IS__CGSCC____-LABEL: define {{[^@]+}}@readnone_caller2
|
||
|
; IS__CGSCC____-SAME: (i1 [[C:%.*]]) [[ATTR9]] {
|
||
|
; IS__CGSCC____-NEXT: [[R:%.*]] = call i8 @recursive_not_readnone_internal2(i8* undef, i1 [[C]]) [[ATTR12]]
|
||
|
; IS__CGSCC____-NEXT: ret i8 [[R]]
|
||
|
;
|
||
|
%r = call i8 @recursive_not_readnone_internal2(i8* undef, i1 %c)
|
||
|
ret i8 %r
|
||
|
}
|
||
|
|
||
|
define internal void @argmemonly_before_ipconstprop(i32* %p) argmemonly {
|
||
|
; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
|
||
|
; IS__TUNIT____-LABEL: define {{[^@]+}}@argmemonly_before_ipconstprop
|
||
|
; IS__TUNIT____-SAME: () [[ATTR6]] {
|
||
|
; IS__TUNIT____-NEXT: store i32 0, i32* @G, align 4
|
||
|
; IS__TUNIT____-NEXT: ret void
|
||
|
;
|
||
|
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
|
||
|
; IS__CGSCC____-LABEL: define {{[^@]+}}@argmemonly_before_ipconstprop
|
||
|
; IS__CGSCC____-SAME: () [[ATTR6]] {
|
||
|
; IS__CGSCC____-NEXT: store i32 0, i32* @G, align 4
|
||
|
; IS__CGSCC____-NEXT: ret void
|
||
|
;
|
||
|
store i32 0, i32* %p
|
||
|
ret void
|
||
|
}
|
||
|
|
||
|
define void @argmemonky_caller() {
|
||
|
; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
|
||
|
; IS__TUNIT____-LABEL: define {{[^@]+}}@argmemonky_caller
|
||
|
; IS__TUNIT____-SAME: () [[ATTR6]] {
|
||
|
; IS__TUNIT____-NEXT: call void @argmemonly_before_ipconstprop() [[ATTR6]]
|
||
|
; IS__TUNIT____-NEXT: ret void
|
||
|
;
|
||
|
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
|
||
|
; IS__CGSCC____-LABEL: define {{[^@]+}}@argmemonky_caller
|
||
|
; IS__CGSCC____-SAME: () [[ATTR6]] {
|
||
|
; IS__CGSCC____-NEXT: call void @argmemonly_before_ipconstprop() [[ATTR10]]
|
||
|
; IS__CGSCC____-NEXT: ret void
|
||
|
;
|
||
|
call void @argmemonly_before_ipconstprop(i32* @G)
|
||
|
ret void
|
||
|
}
|