work

Author: lucic71

cpp2rust/converter/converter.cpp

@@ -1226,6 +1226,15 @@ bool Converter::VisitNamespaceDecl(clang::NamespaceDecl *decl) {
   return false;
 }
 
+bool Converter::VisitLinkageSpecDecl(clang::LinkageSpecDecl *decl) {
+  for (auto *child : decl->decls()) {
+    if (IsInMainFile(child) || !decl_ids_.contains(GetID(child))) {
+      Convert(child);
+    }
+  }
+  return false;
+}
+
 bool Converter::VisitTypedefDecl([[maybe_unused]] clang::TypedefDecl *decl) {
   return false;
 }

cpp2rust/converter/converter.h

@@ -173,6 +173,8 @@ class Converter : public clang::RecursiveASTVisitor<Converter> {
 
   virtual bool VisitNamespaceDecl(clang::NamespaceDecl *decl);
 
+  bool VisitLinkageSpecDecl(clang::LinkageSpecDecl *decl);
+
   virtual bool VisitTypedefDecl(clang::TypedefDecl *decl);
   virtual bool VisitTypeAliasDecl(clang::TypeAliasDecl *decl);
   virtual bool VisitTypeAliasTemplateDecl(clang::TypeAliasTemplateDecl *decl);
@@ -488,6 +490,11 @@ class Converter : public clang::RecursiveASTVisitor<Converter> {
 
   virtual bool VisitClassTemplateDecl(clang::ClassTemplateDecl *decl);
 
+  bool TraverseClassTemplateSpecializationDecl(
+      clang::ClassTemplateSpecializationDecl *) {
+    return true;
+  }
+
   virtual bool
   VisitCXXStdInitializerListExpr(clang::CXXStdInitializerListExpr *expr);
 

tests/multi-file/out_of_line_methods_cross_tu/a.cpp

@@ -12,5 +12,9 @@ int main() {
   Derived derived(3);
   Base *base = &derived;
   assert(base->apply(5) == 15);
+
+  Pair pair{7, 3};
+  assert(pair_sum(&pair) == 10);
+  assert(pair_diff(&pair) == 4);
   return 0;
 }

tests/multi-file/out_of_line_methods_cross_tu/b.cpp

@@ -14,3 +14,5 @@ int S::add(int x) {
 Derived::Derived(int factor) : factor(factor) {}
 
 int Derived::apply(int x) { return factor * x; }
+
+int pair_sum(const struct Pair *p) { return p->first + p->second; }

tests/multi-file/out_of_line_methods_cross_tu/s.h

@@ -26,3 +26,14 @@ class Derived : public Base {
 
   int factor;
 };
+
+extern "C" {
+struct Pair {
+  int first;
+  int second;
+};
+
+int pair_sum(const struct Pair *p);
+
+inline int pair_diff(const struct Pair *p) { return p->first - p->second; }
+}