46 lines
1012 B
LLVM
46 lines
1012 B
LLVM
; RUN: opt -simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S < %s | FileCheck %s
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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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target triple = "x86_64-unknown-linux-gnu"
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declare void @g()
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declare void @f()
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define void @foo(i32 %Kind) {
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; CHECK-LABEL: @foo(
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; CHECK-NEXT:entry:
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; CHECK-NEXT: switch i32 %Kind, label %sw.epilog [
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; CHECK-NEXT: i32 15, label %sw.bb2
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; CHECK-NEXT: i32 2, label %sw.bb
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; CHECK-NEXT: ]
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; CHECK: sw.bb:
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; CHECK-NEXT: call void @g()
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; CHECK-NEXT: call void @g()
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; CHECK-NEXT: br label %sw.epilog
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; CHECK: sw.bb2:
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; CHECK-NEXT: call void @f()
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; CHECK-NEXT: br label %sw.epilog
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; CHECK: sw.epilog:
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; CHECK-NEXT: ret void
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; CHECK-NEXT:}
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entry:
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switch i32 %Kind, label %sw.epilog [
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i32 1, label %sw.epilog
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i32 2, label %sw.bb
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i32 15, label %sw.bb2
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]
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sw.bb:
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call void @g()
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call void @g()
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br label %sw.epilog
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sw.bb2:
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call void @f()
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br label %sw.epilog
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sw.epilog:
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ret void
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}
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