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author | Chris Lattner <sabre@nondot.org> | 2008-04-19 22:32:52 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2008-04-19 22:32:52 +0000 |
commit | 5ae21fb23a55427738132a39c8df550c9c1d0771 (patch) | |
tree | c6eb6b32b7cc36629c9abb53e6974aafe6dbf32f /test/Transforms/InstCombine/2004-09-20-BadLoadCombine.ll | |
parent | 1ce9e00f8b449be9bcf34d16fadaacf074a16362 (diff) | |
download | llvm-5ae21fb23a55427738132a39c8df550c9c1d0771.tar.gz llvm-5ae21fb23a55427738132a39c8df550c9c1d0771.tar.bz2 llvm-5ae21fb23a55427738132a39c8df550c9c1d0771.tar.xz |
rename *.llx -> *.ll, last batch.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49971 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/InstCombine/2004-09-20-BadLoadCombine.ll')
-rw-r--r-- | test/Transforms/InstCombine/2004-09-20-BadLoadCombine.ll | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/2004-09-20-BadLoadCombine.ll b/test/Transforms/InstCombine/2004-09-20-BadLoadCombine.ll new file mode 100644 index 0000000000..e56c390d13 --- /dev/null +++ b/test/Transforms/InstCombine/2004-09-20-BadLoadCombine.ll @@ -0,0 +1,18 @@ +; RUN: llvm-as < %s | opt -instcombine -mem2reg | llvm-dis | \ +; RUN: not grep {i32 1} + +; When propagating the load through the select, make sure that the load is +; inserted where the original load was, not where the select is. Not doing +; so could produce incorrect results! + +define i32 @test(i1 %C) { + %X = alloca i32 ; <i32*> [#uses=3] + %X2 = alloca i32 ; <i32*> [#uses=2] + store i32 1, i32* %X + store i32 2, i32* %X2 + %Y = select i1 %C, i32* %X, i32* %X2 ; <i32*> [#uses=1] + store i32 3, i32* %X + %Z = load i32* %Y ; <i32> [#uses=1] + ret i32 %Z +} + |