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re PR c++/57771 (g++ misinterprets >> in static_cast)

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PR c++/57771
	* parser.c (cp_parser_postfix_expression) <case RID_STATCAST>
	Temporarily set parser->greater_than_is_operator_p for
	cp_parser_expression and restore from saved value afterwards.

	* g++.dg/template/arg9.C: New test.

From-SVN: r200647
This commit is contained in:
Jakub Jelinek 2013-07-03 22:20:30 +02:00 • committed by Jakub Jelinek
parent e90d156864
commit 2febd8772b
4 changed files with 27 additions and 0 deletions
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7
gcc/cp/ChangeLog
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@ -1,3 +1,10 @@
2013-07-03 Jakub Jelinek <jakub@redhat.com>
PR c++/57771
* parser.c (cp_parser_postfix_expression) <case RID_STATCAST>
Temporarily set parser->greater_than_is_operator_p for
cp_parser_expression and restore from saved value afterwards.
2013-06-28 Ed Smith-Rowland <3dw4rd@verizon.net>
* cp-tree.h (UDLIT_OP_ANSI_PREFIX): Remove space.

7
gcc/cp/parser.c
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@ -5576,11 +5576,18 @@ cp_parser_postfix_expression (cp_parser *parser, bool address_p, bool cast_p,
/* Restore the old message. */
parser->type_definition_forbidden_message = saved_message;
bool saved_greater_than_is_operator_p
= parser->greater_than_is_operator_p;
parser->greater_than_is_operator_p = true;
/* And the expression which is being cast. */
cp_parser_require (parser, CPP_OPEN_PAREN, RT_OPEN_PAREN);
expression = cp_parser_expression (parser, /*cast_p=*/true, & idk);
cp_parser_require (parser, CPP_CLOSE_PAREN, RT_CLOSE_PAREN);
parser->greater_than_is_operator_p
= saved_greater_than_is_operator_p;
/* Only type conversions to integral or enumeration types
can be used in constant-expressions. */
if (!cast_valid_in_integral_constant_expression_p (type)

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2013-07-03 Jakub Jelinek <jakub@redhat.com>
PR c++/57771
* g++.dg/template/arg9.C: New test.
2013-07-02 Sriraman Tallam <tmsriram@google.com>
* gcc.target/i386/avx-inline.c: New test.

8
gcc/testsuite/g++.dg/template/arg9.C Normal file
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@ -0,0 +1,8 @@
// PR c++/57771
// { dg-do compile }
template <int N>
struct S {};
S <static_cast <int> (4>>2)> s1;
S <reinterpret_cast <int> (4>>2)> s2;