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| author | dim <dim@FreeBSD.org> | 2011-10-20 21:10:27 +0000 |
|---|---|---|
| committer | dim <dim@FreeBSD.org> | 2011-10-20 21:10:27 +0000 |
| commit | 7b3392326c40c3c20697816acae597ba7b3144eb (patch) | |
| tree | 2cbcf22585e99f8a87d12d5ff94f392c0d266819 /test/Transforms/TailCallElim/setjmp.ll | |
| parent | 1176aa52646fe641a4243a246aa7f960c708a274 (diff) | |
| download | FreeBSD-src-7b3392326c40c3c20697816acae597ba7b3144eb.zip FreeBSD-src-7b3392326c40c3c20697816acae597ba7b3144eb.tar.gz | |
Vendor import of llvm release_30 branch r142614:
http://llvm.org/svn/llvm-project/llvm/branches/release_30@142614
Diffstat (limited to 'test/Transforms/TailCallElim/setjmp.ll')
| -rw-r--r-- | test/Transforms/TailCallElim/setjmp.ll | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/test/Transforms/TailCallElim/setjmp.ll b/test/Transforms/TailCallElim/setjmp.ll index 7b7fe56..7ef9cb3 100644 --- a/test/Transforms/TailCallElim/setjmp.ll +++ b/test/Transforms/TailCallElim/setjmp.ll @@ -1,10 +1,14 @@ ; RUN: opt < %s -tailcallelim -S | FileCheck %s -; Test that we don't tail call in a functions that calls setjmp. +; Test that we don't tail call in a functions that calls returns_twice +; functions. +declare void @bar() + +; CHECK: foo1 ; CHECK-NOT: tail call void @bar() -define void @foo(i32* %x) { +define void @foo1(i32* %x) { bb: %tmp75 = tail call i32 @setjmp(i32* %x) call void @bar() @@ -13,4 +17,13 @@ bb: declare i32 @setjmp(i32*) -declare void @bar() +; CHECK: foo2 +; CHECK-NOT: tail call void @bar() + +define void @foo2(i32* %x) { +bb: + %tmp75 = tail call i32 @zed2(i32* %x) + call void @bar() + ret void +} +declare i32 @zed2(i32*) returns_twice |
