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| -rw-r--r-- | test/Transforms/InstCombine/2006-12-01-BadFPVectorXform.ll | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/2006-12-01-BadFPVectorXform.ll b/test/Transforms/InstCombine/2006-12-01-BadFPVectorXform.ll new file mode 100644 index 0000000000..496b905be6 --- /dev/null +++ b/test/Transforms/InstCombine/2006-12-01-BadFPVectorXform.ll @@ -0,0 +1,9 @@ +; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep sub && +; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep add + +<4 x float> %test(<4 x float> %tmp26, <4 x float> %tmp53) { + ; (X+Y)-Y != X for fp vectors. + %tmp64 = add <4 x float> %tmp26, %tmp53 + %tmp75 = sub <4 x float> %tmp64, %tmp53 + ret <4 x float> %tmp75 +} |