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Diffstat (limited to 'test/Transforms/GlobalOpt/metadata.ll')
-rw-r--r-- | test/Transforms/GlobalOpt/metadata.ll | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/test/Transforms/GlobalOpt/metadata.ll b/test/Transforms/GlobalOpt/metadata.ll new file mode 100644 index 0000000000..ecf3f94196 --- /dev/null +++ b/test/Transforms/GlobalOpt/metadata.ll @@ -0,0 +1,26 @@ +; RUN: opt -S -globalopt < %s | FileCheck %s + +; PR6112 - When globalopt does RAUW(@G, %G), the metadata reference should drop +; to null. Function local metadata that references @G from a different function +; to that containing %G should likewise drop to null. +@G = internal global i8** null + +define i32 @main(i32 %argc, i8** %argv) { +; CHECK-LABEL: @main( +; CHECK: %G = alloca + store i8** %argv, i8*** @G + ret i32 0 +} + +define void @foo(i32 %x) { + call void @llvm.foo(metadata !{i8*** @G, i32 %x}) +; CHECK: call void @llvm.foo(metadata !{null, i32 %x}) + ret void +} + +declare void @llvm.foo(metadata) nounwind readnone + +!named = !{!0} + +!0 = metadata !{i8*** @G} +; CHECK: !0 = metadata !{null} |