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| author | Chris Lattner <sabre@nondot.org> | 2010-04-28 20:16:12 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2010-04-28 20:16:12 +0000 |
| commit | f3f325b82fdeeb055225d98d9076214108d35f39 (patch) | |
| tree | cfe498a4e9eecd4aedec2c8b527a5ba1c653bc9d /test/Transforms/GlobalOpt | |
| parent | 59b3655564bb6717b296ca9e71f13bf7db45b590 (diff) | |
| download | external_llvm-f3f325b82fdeeb055225d98d9076214108d35f39.zip external_llvm-f3f325b82fdeeb055225d98d9076214108d35f39.tar.gz external_llvm-f3f325b82fdeeb055225d98d9076214108d35f39.tar.bz2 | |
fix PR6112 - When globalopt (or any other pass) does RAUW(@G, %G),
metadata references in non-function-local MDNodes should drop to
null.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102519 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/GlobalOpt')
| -rw-r--r-- | test/Transforms/GlobalOpt/metadata.ll | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/test/Transforms/GlobalOpt/metadata.ll b/test/Transforms/GlobalOpt/metadata.ll new file mode 100644 index 0000000..55b2ff9 --- /dev/null +++ b/test/Transforms/GlobalOpt/metadata.ll @@ -0,0 +1,19 @@ +; RUN: opt -S -globalopt metadata.ll | FileCheck %s + +; PR6112 - When globalopt does RAUW(@G, %G), the metadata reference should drop +; to null. +@G = internal global i8** null + +define i32 @main(i32 %argc, i8** %argv) { +; CHECK: @main +; CHECK: %G = alloca + store i8** %argv, i8*** @G + ret i32 0 +} + +!named = !{!0} + +; CHECK: !0 = metadata !{null} +!0 = metadata !{i8*** @G} + + |