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| author | Fariborz Jahanian <fjahanian@apple.com> | 2011-06-20 17:50:03 +0000 |
|---|---|---|
| committer | Fariborz Jahanian <fjahanian@apple.com> | 2011-06-20 17:50:03 +0000 |
| commit | ab578bf355029bc61cd37bfd99e1d72028db672f (patch) | |
| tree | fa79f8e1e061fc29571ed6b63aee1338f9f66e9b /clang/test | |
| parent | 61dbf7730aca321ec62fdffb9e925b574e4c3742 (diff) | |
| download | bcm5719-llvm-ab578bf355029bc61cd37bfd99e1d72028db672f.tar.gz bcm5719-llvm-ab578bf355029bc61cd37bfd99e1d72028db672f.zip | |
llvm-gcc treats a tentative definition with a previous
(or follow up) extern declaration with weak_import as
an actual definition. make clang follows this behavior.
// rdar://9538608
llvm-gcc treats an extern declaration with weak_import
llvm-svn: 133450
Diffstat (limited to 'clang/test')
| -rw-r--r-- | clang/test/CodeGen/attr-weak-import.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/clang/test/CodeGen/attr-weak-import.c b/clang/test/CodeGen/attr-weak-import.c new file mode 100644 index 00000000000..f02d09e8150 --- /dev/null +++ b/clang/test/CodeGen/attr-weak-import.c @@ -0,0 +1,26 @@ +// RUN: %clang_cc1 -triple x86_64-darwin-apple -emit-llvm -o - %s | FileCheck %s +// rdar://9538608 + +extern int A __attribute__((weak_import)); +int A; + +extern int B __attribute__((weak_import)); +extern int B; + +int C; +extern int C __attribute__((weak_import)); + +extern int D __attribute__((weak_import)); +extern int D __attribute__((weak_import)); +int D; + +extern int E __attribute__((weak_import)); +int E; +extern int E __attribute__((weak_import)); + +// CHECK: @A = global i32 +// CHECK-NOT: @B = +// CHECK: @C = global i32 +// CHECK: @D = global i32 +// CHECK: @E = global i32 + |
