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Diffstat (limited to 'test/Transforms/InstCombine/2002-05-14-SubFailure.ll')
-rw-r--r-- | test/Transforms/InstCombine/2002-05-14-SubFailure.ll | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/2002-05-14-SubFailure.ll b/test/Transforms/InstCombine/2002-05-14-SubFailure.ll new file mode 100644 index 000000000000..34c2df605e42 --- /dev/null +++ b/test/Transforms/InstCombine/2002-05-14-SubFailure.ll @@ -0,0 +1,10 @@ +; Instcombine was missing a test that caused it to make illegal transformations +; sometimes. In this case, it transforms the sub into an add: +; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep sub +; +define i32 @test(i32 %i, i32 %j) { + %A = mul i32 %i, %j + %B = sub i32 2, %A + ret i32 %B +} + |