eugenis added inline comments.
================
Comment at: lib/AST/Decl.cpp:635-641
@@ -634,2 +634,9 @@
assert(!isa<FieldDecl>(D) && "Didn't expect a FieldDecl!");
+ for (const DeclContext *DC = D->getDeclContext();
+ !isa<TranslationUnitDecl>(DC); DC = DC->getParent()) {
+ const NamespaceDecl *ND = dyn_cast<NamespaceDecl>(DC);
+ if (ND && ND->getAttr<InternalLinkageAttr>())
+ return LinkageInfo::internal();
+ }
+
----------------
rsmith wrote:
> Dead code?
Right. Removed.
================
Comment at: lib/AST/Decl.cpp:1362-1367
@@ -1346,4 +1361,8 @@
}
- assert(!Old || Old->getCachedLinkage() == D->getCachedLinkage());
+ // Linkages may also differ if one of the declarations has
+ // InternalLinkageAttr.
+ assert(!Old || Old->getCachedLinkage() == D->getCachedLinkage() ||
+ (Old->hasAttr<InternalLinkageAttr>() !=
+ D->hasAttr<InternalLinkageAttr>()));
#endif
----------------
rsmith wrote:
> We should not introduce another case where the linkage of an entity can
> change after its first declaration. It seems reasonable to require this
> attribute to be on the first declaration of the function.
This is strange, I can no longer trigger this code path.
I wonder if the change that added an attribute check to isExternallyVisible
made this special case unnecessary?
Reverting this chunk.
Repository:
rL LLVM
http://reviews.llvm.org/D13925
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