Hi, This patch adds weak linkage to internal TypeInfo data on top of the existing DECL_COMDAT, which helps in the unlikely event that two of the same TypeInfo data ends up in multiple places.
Tested on x86_64-linux-gnu and committed to mainline. Regards Iain --- gcc/d/ChangeLog: * typeinfo.cc (TypeInfoVisitor::internal_reference): Call d_comdat_linkage on generated decl. --- gcc/d/typeinfo.cc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/gcc/d/typeinfo.cc b/gcc/d/typeinfo.cc index 07011deaf6f..90a44944f4c 100644 --- a/gcc/d/typeinfo.cc +++ b/gcc/d/typeinfo.cc @@ -358,7 +358,7 @@ class TypeInfoVisitor : public Visitor DECL_EXTERNAL (decl) = 0; TREE_PUBLIC (decl) = 1; DECL_VISIBILITY (decl) = VISIBILITY_INTERNAL; - DECL_COMDAT (decl) = 1; + d_comdat_linkage (decl); d_pushdecl (decl); return decl; -- 2.20.1