Make sure a variable with a C++ direct initializer triggers jump scope checking. Fixes PR10620 / <rdar://problem/9958362> .

llvm-svn: 150204

clang/lib/Sema/SemaDeclCXX.cpp

@@ -16,6 +16,7 @@
 #include "clang/Sema/Scope.h"
 #include "clang/Sema/Initialization.h"
 #include "clang/Sema/Lookup.h"
+#include "clang/Sema/ScopeInfo.h"
 #include "clang/AST/ASTConsumer.h"
 #include "clang/AST/ASTContext.h"
 #include "clang/AST/ASTMutationListener.h"
@@ -9223,6 +9224,9 @@ void Sema::AddCXXDirectInitializerToDecl(Decl *RealDecl,
     return;
   } 
 
+  if (VDecl->hasLocalStorage())
+    getCurFunction()->setHasBranchProtectedScope();
+
   bool IsDependent = false;
   for (unsigned I = 0, N = Exprs.size(); I != N; ++I) {
     if (DiagnoseUnexpandedParameterPack(Exprs.get()[I], UPPC_Expression)) {

clang/test/SemaCXX/goto.cpp

@@ -103,3 +103,15 @@ void f() {
  exit:
   return;
 }
+
+namespace PR10620 {
+  struct S {
+    ~S() {}
+  };
+  void g(const S& s) {
+    goto done; // expected-error {{goto into protected scope}}
+    const S s2(s); // expected-note {{jump bypasses variable initialization}}
+  done:
+    ;
+  }
+}