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a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
30 lines
564 B
LLVM
30 lines
564 B
LLVM
; RUN: opt < %s -tailcallelim -verify-dom-info -S | FileCheck %s
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; Test that we don't tail call in a functions that calls returns_twice
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; functions.
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declare void @bar()
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; CHECK: foo1
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; CHECK-NOT: tail call void @bar()
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define void @foo1(i32* %x) {
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bb:
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%tmp75 = tail call i32 @setjmp(i32* %x)
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call void @bar()
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ret void
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}
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declare i32 @setjmp(i32*) returns_twice
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; CHECK: foo2
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; CHECK-NOT: tail call void @bar()
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define void @foo2(i32* %x) {
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bb:
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%tmp75 = tail call i32 @zed2(i32* %x)
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call void @bar()
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ret void
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}
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declare i32 @zed2(i32*) returns_twice
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