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| -rw-r--r-- | test/Transforms/TailCallElim/return-undef.ll | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/test/Transforms/TailCallElim/return-undef.ll b/test/Transforms/TailCallElim/return-undef.ll new file mode 100644 index 0000000000..116d451c63 --- /dev/null +++ b/test/Transforms/TailCallElim/return-undef.ll @@ -0,0 +1,8 @@ +; RUN: llvm-as < %s | opt -tailcallelim | llvm-dis | grep sub && +; RUN: llvm-as < %s | opt -tailcallelim | llvm-dis | not grep call + +int %test(int %X) { + %Y = sub int %X, 1 + %Z = call int %test(int %Y) + ret int undef +} |