re PR c++/57640 (Explicit call of system literal operator complains about leading underscore.)

gcc/cp:

2013-06-25  Ed Smith-Rowland  <3dw4rd@verizon.net>

	PR c++/57640
	* parser.c (cp_parser_unqualified_id): Add declarator_p to checks
	to trigger warning, (cp_literal_operator_id): Remove bogus TODO comment.


gcc/testsuite:

2013-06-25  Ed Smith-Rowland  <3dw4rd@verizon.net>

	PR c++/57640
	* g++.dg/cpp1y/pr57640.C: New.

From-SVN: r200415

gcc/cp/ChangeLog

+2013-06-25  Ed Smith-Rowland  <3dw4rd@verizon.net>
+
+	PR c++/57640
+	* parser.c (cp_parser_unqualified_id): Add declarator_p to checks
+	to trigger warning, (cp_literal_operator_id): Remove bogus TODO comment.
+
 2013-06-22  Gabriel Dos Reis  <gdr@integrable-solutions.net>
 
 	* call.c (null_ptr_cst_p): Use cxx11 in lieu of cxx0x.

gcc/cp/parser.c

@@ -5000,7 +5000,7 @@ cp_parser_unqualified_id (cp_parser* parser,
 	    {
 	      /* 17.6.3.3.5  */
 	      const char *name = UDLIT_OP_SUFFIX (id);
-	      if (name[0] != '_' && !in_system_header)
+	      if (name[0] != '_' && !in_system_header && declarator_p)
 		warning (0, "literal operator suffixes not preceded by %<_%>"
 			    " are reserved for future standardization");
 	    }
@@ -12346,7 +12346,6 @@ cp_literal_operator_id (const char* name)
 			      + strlen (name) + 10);
   sprintf (buffer, UDLIT_OP_ANSI_FORMAT, name);
   identifier = get_identifier (buffer);
-  /*IDENTIFIER_UDLIT_OPNAME_P (identifier) = 1; If we get a flag someday. */
 
   return identifier;
 }

gcc/testsuite/ChangeLog

+2013-06-25  Ed Smith-Rowland  <3dw4rd@verizon.net>
+
+	PR c++/57640
+	* g++.dg/cpp1y/pr57640.C: New.
+
 2013-06-25  Balaji V. Iyer  <balaji.v.iyer@intel.com>
 
 	PR c/57692

gcc/testsuite/g++.dg/cpp1y/pr57640.C

+// { dg-options -std=c++1y }
+// { dg-do compile }
+
+#include <chrono>
+
+using namespace std::literals::chrono_literals;
+
+auto blooper = operator"" min(45.0L);