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C++ PATCH for c++/58162 (wrong error with NSDMI, const and move ctor)
- From: Jason Merrill <jason at redhat dot com>
- To: gcc-patches List <gcc-patches at gcc dot gnu dot org>
- Cc: James Dennett <jdennett at google dot com>
- Date: Thu, 31 Oct 2013 10:41:17 -0400
- Subject: C++ PATCH for c++/58162 (wrong error with NSDMI, const and move ctor)
- Authentication-results: sourceware.org; auth=none
We're building up the full initialization for the non-static data member
in cp_parser_late_parse_one_default_arg, so we don't need to do it again
when we use the NSDMI.
Tested x86_64-pc-linux-gnu, applying to trunk.
commit a0065b92a8039a07eb0d5fa577b919e820d86590
Author: Jason Merrill <jason@redhat.com>
Date: Tue Sep 24 06:15:28 2013 -0500
PR c++/58162
* parser.c (cp_parser_late_parse_one_default_arg): Set
TARGET_EXPR_DIRECT_INIT_P.
diff --git a/gcc/cp/parser.c b/gcc/cp/parser.c
index 9e28ced..bbc8e75 100644
--- a/gcc/cp/parser.c
+++ b/gcc/cp/parser.c
@@ -23212,6 +23212,9 @@ cp_parser_late_parse_one_default_arg (cp_parser *parser, tree decl,
&& CONSTRUCTOR_IS_DIRECT_INIT (parsed_arg))
flags = LOOKUP_NORMAL;
parsed_arg = digest_init_flags (TREE_TYPE (decl), parsed_arg, flags);
+ if (TREE_CODE (parsed_arg) == TARGET_EXPR)
+ /* This represents the whole initialization. */
+ TARGET_EXPR_DIRECT_INIT_P (parsed_arg) = true;
}
}
diff --git a/gcc/testsuite/g++.dg/cpp0x/nsdmi9.C b/gcc/testsuite/g++.dg/cpp0x/nsdmi9.C
new file mode 100644
index 0000000..febe0ec
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/nsdmi9.C
@@ -0,0 +1,13 @@
+// PR c++/58162
+// { dg-require-effective-target c++11 }
+
+struct A {
+ A();
+ A(A&&);
+};
+
+struct B {
+ A const a = A();
+};
+
+B b;