In mergeVisibilityWithMin, let an implicit hidden symbol take precedence over
an explicit default one. This means that with -fvisibility hidden we
now produce a hidden symbol for
template <typename T>
class DEFAULT foo {
void bar() {}
};
class zed {};
template class foo<zed>;
This matches the behaviour of gcc 4.7.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@155102 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/AST/Decl.h b/include/clang/AST/Decl.h
index 0bf4615..026be08 100644
--- a/include/clang/AST/Decl.h
+++ b/include/clang/AST/Decl.h
@@ -281,9 +281,10 @@
if (visibility() < V)
return;
- // If this visibility is explicit, keep it.
- if (visibilityExplicit() && !E)
+ // Don't lose the explicit bit for nothing
+ if (visibility() == V && visibilityExplicit())
return;
+
setVisibility(V, E);
}
void mergeVisibility(LinkageInfo Other) {
diff --git a/test/CodeGenCXX/visibility.cpp b/test/CodeGenCXX/visibility.cpp
index 59fd7c2..59d02d6 100644
--- a/test/CodeGenCXX/visibility.cpp
+++ b/test/CodeGenCXX/visibility.cpp
@@ -510,7 +510,7 @@
};
template class foo::bar<zed>;
// CHECK: define weak_odr void @_ZN7PR101133foo3barINS_3zedEE3zedEv
- // CHECK-HIDDEN: define weak_odr void @_ZN7PR101133foo3barINS_3zedEE3zedEv
+ // CHECK-HIDDEN: define weak_odr hidden void @_ZN7PR101133foo3barINS_3zedEE3zedEv
}
namespace PR11690 {
@@ -541,7 +541,7 @@
};
template class foo::zed<baz>;
// CHECK: define weak_odr void @_ZN9PR11690_23foo3zedINS_3bazENS0_3barEE3barEv
- // CHECK-HIDDEN: define weak_odr void @_ZN9PR11690_23foo3zedINS_3bazENS0_3barEE3barEv
+ // CHECK-HIDDEN: define weak_odr hidden void @_ZN9PR11690_23foo3zedINS_3bazENS0_3barEE3barEv
}
namespace test23 {