* call.c (build_over_call): Check specifically for TARGET_EXPR
when eliding.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@60260
138bc75d-0d04-0410-961f-
82ee72b054a4
--- /dev/null
+// PR c++/8674
+
+// Bug: Since B().a is an rvalue, we tried to treat it like a TARGET_EXPR
+// and elide the copy. But that produces a bitwise copy, which causes us
+// to abort in cp_expr_size.
+
+// Test that we actually run the A copy constructor when calling f().
+
+// { dg-do run }
+
+int c;
+
+struct A
+{
+ A () { ++c; }
+ A (const A&) { ++c; }
+};
+
+struct B
+{
+ A a;
+};
+
+void f (A) { }
+
+int main ()
+{
+ f (B().a);
+ return c < 2;
+}