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| author | Rafael Espindola <rafael.espindola@gmail.com> | 2012-06-25 14:30:31 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2012-06-25 14:30:31 +0000 |
| commit | a0706a9ff4469b137ed6eea3f484a0152bab4c88 (patch) | |
| tree | 06c3465b1a53ae509952654d3842b2d59bf80a27 /test | |
| parent | ccaddf47086742f62fb7fbf97f6509395f31b957 (diff) | |
| download | external_llvm-a0706a9ff4469b137ed6eea3f484a0152bab4c88.zip external_llvm-a0706a9ff4469b137ed6eea3f484a0152bab4c88.tar.gz external_llvm-a0706a9ff4469b137ed6eea3f484a0152bab4c88.tar.bz2 | |
If a constant or a function has linkonce_odr linkage and unnamed_addr, mark it
hidden. Being linkonce_odr guarantees that it is available in every dso that
needs it. Being a constant/function with unnamed_addr guarantees that the
copies don't have to be merged.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@159136 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/Transforms/GlobalOpt/hidden.ll | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/test/Transforms/GlobalOpt/hidden.ll b/test/Transforms/GlobalOpt/hidden.ll new file mode 100644 index 0000000..301e158 --- /dev/null +++ b/test/Transforms/GlobalOpt/hidden.ll @@ -0,0 +1,14 @@ +; RUN: opt %s -globalopt -S | FileCheck %s + +@foo = linkonce_odr unnamed_addr constant i32 42 +; CHECK: @foo = linkonce_odr hidden unnamed_addr constant i32 42 + +define linkonce_odr void @bar() unnamed_addr { +; CHECK: define linkonce_odr hidden void @bar() unnamed_addr { + ret void +} + +define i32* @zed() { + call void @bar() + ret i32* @foo +} |