When value-initializing a class with no user-defined constructors but
with a non-trivial default constructor, zero-initialize the storage
and then call the default constructor. Fixes PR5800.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@91548 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/ExprCXX.cpp b/lib/AST/ExprCXX.cpp
index f173d79..9c14f74 100644
--- a/lib/AST/ExprCXX.cpp
+++ b/lib/AST/ExprCXX.cpp
@@ -380,28 +380,32 @@
CXXConstructExpr *CXXConstructExpr::Create(ASTContext &C, QualType T,
SourceLocation Loc,
CXXConstructorDecl *D, bool Elidable,
- Expr **Args, unsigned NumArgs) {
+ Expr **Args, unsigned NumArgs,
+ bool ZeroInitialization) {
return new (C) CXXConstructExpr(C, CXXConstructExprClass, T, Loc, D,
- Elidable, Args, NumArgs);
+ Elidable, Args, NumArgs, ZeroInitialization);
}
CXXConstructExpr::CXXConstructExpr(ASTContext &C, StmtClass SC, QualType T,
SourceLocation Loc,
CXXConstructorDecl *D, bool elidable,
- Expr **args, unsigned numargs)
+ Expr **args, unsigned numargs,
+ bool ZeroInitialization)
: Expr(SC, T,
T->isDependentType(),
(T->isDependentType() ||
CallExpr::hasAnyValueDependentArguments(args, numargs))),
- Constructor(D), Loc(Loc), Elidable(elidable), Args(0), NumArgs(numargs) {
- if (NumArgs) {
- Args = new (C) Stmt*[NumArgs];
-
- for (unsigned i = 0; i != NumArgs; ++i) {
- assert(args[i] && "NULL argument in CXXConstructExpr");
- Args[i] = args[i];
- }
+ Constructor(D), Loc(Loc), Elidable(elidable),
+ ZeroInitialization(ZeroInitialization), Args(0), NumArgs(numargs)
+{
+ if (NumArgs) {
+ Args = new (C) Stmt*[NumArgs];
+
+ for (unsigned i = 0; i != NumArgs; ++i) {
+ assert(args[i] && "NULL argument in CXXConstructExpr");
+ Args[i] = args[i];
}
+ }
}
CXXConstructExpr::CXXConstructExpr(EmptyShell Empty, ASTContext &C,