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author | Rafael Espindola <rafael.espindola@gmail.com> | 2012-10-29 01:59:03 +0000 |
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committer | Rafael Espindola <rafael.espindola@gmail.com> | 2012-10-29 01:59:03 +0000 |
commit | 9cb90e7c1578de19d00806cc121a8ef5ad6c9089 (patch) | |
tree | 065f8cdfa901540cf70cc0951937fed4851f2c58 /test/Other/extract-weak-odr.ll | |
parent | c0916d30e09192b7023e453aaa7d2ffe026345ed (diff) | |
download | external_llvm-9cb90e7c1578de19d00806cc121a8ef5ad6c9089.zip external_llvm-9cb90e7c1578de19d00806cc121a8ef5ad6c9089.tar.gz external_llvm-9cb90e7c1578de19d00806cc121a8ef5ad6c9089.tar.bz2 |
llvm-extract changes linkages so that functions on both sides of the
split module can see each other. If it is keeping a symbol that already has
a non local linkage, it doesn't need to change it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166908 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Other/extract-weak-odr.ll')
-rw-r--r-- | test/Other/extract-weak-odr.ll | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/test/Other/extract-weak-odr.ll b/test/Other/extract-weak-odr.ll new file mode 100644 index 0000000..6618f58 --- /dev/null +++ b/test/Other/extract-weak-odr.ll @@ -0,0 +1,23 @@ +; RUN: llvm-extract -func foo -S < %s | FileCheck %s +; RUN: llvm-extract -delete -func foo -S < %s | FileCheck --check-prefix=DELETE %s + +; Test that we don't convert weak_odr to external definitions. + +; CHECK: @bar = external global i32 +; CHECK: define weak_odr i32* @foo() { +; CHECK-NEXT: ret i32* @bar +; CHECK-NEXT: } + +; DELETE: @bar = weak_odr global i32 42 +; DELETE: declare i32* @foo() + +@bar = weak_odr global i32 42 + +define weak_odr i32* @foo() { + ret i32* @bar +} + +define void @g() { + %c = call i32* @foo() + ret void +} |