[cxx-interop] Break when we find a linkage specification when traversing all decls in IRGen.

zoecarver · zoecarver · commit 6868ae29dcbf · 2023-07-10T18:18:18.000-07:00
diff --git a/lib/IRGen/GenClangDecl.cpp b/lib/IRGen/GenClangDecl.cpp
@@ -188,6 +188,9 @@ void IRGenModule::emitClangDecl(const clang::Decl *decl) {
       if (isa<clang::TagDecl>(DC)) {
         break;
       }
+      if (isa<clang::LinkageSpecDecl>(DC)) {
+        break;
+      }
       D = cast<const clang::Decl>(DC);
     }
     if (!GlobalClangDecls.insert(D->getCanonicalDecl()).second) {

Original file line number	Diff line number	Diff line change
`@@ -188,6 +188,9 @@ void IRGenModule::emitClangDecl(const clang::Decl *decl) {`
`188`	`188`	`if (isa<clang::TagDecl>(DC)) {`
`189`	`189`	`break;`
`190`	`190`	`}`
	`191`	`+ if (isa<clang::LinkageSpecDecl>(DC)) {`
	`192`	`+ break;`
	`193`	`+ }`
`191`	`194`	`D = cast<const clang::Decl>(DC);`
`192`	`195`	`}`
`193`	`196`	`if (!GlobalClangDecls.insert(D->getCanonicalDecl()).second) {`