40 lines
1.3 KiB
LLVM
40 lines
1.3 KiB
LLVM
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; RUN: opt < %s -simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S | FileCheck %s
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;; Test case for bug 25299, contributed by David Majnemer.
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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define void @f(i1 %B) personality i1 undef {
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entry:
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;CHECK: entry
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;CHECK-NEXT: call void @g()
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invoke void @g()
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to label %continue unwind label %unwind
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unwind: ; preds = %entry
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%tmp101 = landingpad { i8*, i32 }
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cleanup
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br i1 %B, label %resume, label %then
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then: ; preds = %cleanup1
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br label %resume
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resume: ; preds = %cleanup2, %then, %cleanup1, %unwind
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%tmp104 = phi { i8*, i32 } [ %tmp101, %then ], [ %tmp106, %cleanup2 ], [ %tmp101, %unwind ]
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;CHECK-NOT: resume { i8*, i32 } %tmp104
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resume { i8*, i32 } %tmp104
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continue: ; preds = %entry, %continue
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;CHECK: continue: ; preds = %entry, %continue
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;CHECK-NEXT: call void @g()
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invoke void @g()
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to label %continue unwind label %cleanup2
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cleanup2: ; preds = %continue
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%tmp106 = landingpad { i8*, i32 }
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cleanup
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br label %resume
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}
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declare void @g()
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