diff options
Diffstat (limited to 'llvm/test/Transforms/DeadArgElim/deadexternal.ll')
| -rw-r--r-- | llvm/test/Transforms/DeadArgElim/deadexternal.ll | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/llvm/test/Transforms/DeadArgElim/deadexternal.ll b/llvm/test/Transforms/DeadArgElim/deadexternal.ll index 21cbc37a3f0..1b098c6fe52 100644 --- a/llvm/test/Transforms/DeadArgElim/deadexternal.ll +++ b/llvm/test/Transforms/DeadArgElim/deadexternal.ll @@ -50,3 +50,18 @@ entry: ret void } +%swift_error = type opaque + +define void @unused_swifterror_arg(%swift_error** swifterror %dead_arg) { + tail call void @sideeffect() nounwind + ret void +} + +; CHECK-LABEL: @dont_replace_by_undef +; CHECK-NOT: call void @unused_swifterror_arg({{.*}}undef) +define void @dont_replace_by_undef() { + %error_ptr_ref = alloca swifterror %swift_error* + store %swift_error* null, %swift_error** %error_ptr_ref + call void @unused_swifterror_arg(%swift_error** %error_ptr_ref) + ret void +} |
