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| author | Chris Lattner <sabre@nondot.org> | 2010-09-15 00:30:11 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2010-09-15 00:30:11 +0000 |
| commit | 49ddd3a1a4b75f1181e0bd3faae4b50950e6ff53 (patch) | |
| tree | 6fa9cfc25b55b8a4d580ca09996fe6f9ec6f148a /test | |
| parent | 05ae0c6026c15cc934ef2117a7a75ae57c55067d (diff) | |
| download | llvm-49ddd3a1a4b75f1181e0bd3faae4b50950e6ff53.tar.gz llvm-49ddd3a1a4b75f1181e0bd3faae4b50950e6ff53.tar.bz2 llvm-49ddd3a1a4b75f1181e0bd3faae4b50950e6ff53.tar.xz | |
fix PR8144, a bug where constant merge would merge globals marked
attribute(used).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113911 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/Transforms/ConstantMerge/dont-merge.ll | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/test/Transforms/ConstantMerge/dont-merge.ll b/test/Transforms/ConstantMerge/dont-merge.ll index 877cf8dc67..e5337dff27 100644 --- a/test/Transforms/ConstantMerge/dont-merge.ll +++ b/test/Transforms/ConstantMerge/dont-merge.ll @@ -28,3 +28,17 @@ define void @test2(i32** %P1, i32 addrspace(30)** %P2) { store i32 addrspace(30)* @T2b, i32 addrspace(30)** %P2 ret void } + +; PR8144 - Don't merge globals marked attribute(used) +; CHECK: @T3A = +; CHECK: @T3B = + +@T3A = internal constant i32 0 +@T3B = internal constant i32 0 +@llvm.used = appending global [2 x i32*] [i32* @T3A, i32* @T3B], section +"llvm.metadata" + +define void @test3() { + call void asm sideeffect "T3A, T3B",""() ; invisible use of T3A and T3B + ret void +} |