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Diffstat (limited to 'test/Transforms/InstCombine/bswap-fold.ll')
-rw-r--r-- | test/Transforms/InstCombine/bswap-fold.ll | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/bswap-fold.ll b/test/Transforms/InstCombine/bswap-fold.ll index 034c70e400..a6b30c053e 100644 --- a/test/Transforms/InstCombine/bswap-fold.ll +++ b/test/Transforms/InstCombine/bswap-fold.ll @@ -67,3 +67,9 @@ define i16 @test8(i64 %A) { %D = tail call i16 @llvm.bswap.i16(i16 %C) nounwind ret i16 %D } + +; Misc: Fold bswap(undef) to undef. +define i64 @foo() { + %a = call i64 @llvm.bswap.i64(i64 undef) + ret i64 %a +} |