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| author | Eli Friedman <eli.friedman@gmail.com> | 2011-03-01 00:33:47 +0000 |
|---|---|---|
| committer | Eli Friedman <eli.friedman@gmail.com> | 2011-03-01 00:33:47 +0000 |
| commit | f291ab2fbaa5ed1cfa20ca47e8dece1040a5065b (patch) | |
| tree | 6596b38d6c2f6a98965eed89eb30ae77c596d5f7 /test/Transforms/DeadArgElim | |
| parent | d3e768ecabf76859e2224f4509a94325ec5ab7c7 (diff) | |
| download | llvm-f291ab2fbaa5ed1cfa20ca47e8dece1040a5065b.tar.gz llvm-f291ab2fbaa5ed1cfa20ca47e8dece1040a5065b.tar.bz2 llvm-f291ab2fbaa5ed1cfa20ca47e8dece1040a5065b.tar.xz | |
Add an obvious missing safety check to DAE::RemoveDeadArgumentsFromCallers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126720 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/DeadArgElim')
| -rw-r--r-- | test/Transforms/DeadArgElim/deadexternal.ll | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test/Transforms/DeadArgElim/deadexternal.ll b/test/Transforms/DeadArgElim/deadexternal.ll index 5a80aba6e2..8409261313 100644 --- a/test/Transforms/DeadArgElim/deadexternal.ll +++ b/test/Transforms/DeadArgElim/deadexternal.ll @@ -37,3 +37,16 @@ entry: call void @f(i32 %tmp) ret void } + +; Check that callers are not transformed for weak definitions. +define weak i32 @weak_f(i32 %x) nounwind { +entry: + ret i32 0 +} +define void @weak_f_caller() nounwind { +entry: +; CHECK: call i32 @weak_f(i32 10) + %call = tail call i32 @weak_f(i32 10) + ret void +} + |