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re PR c++/52725 (error: "capture of non-variable" for new-expression incorrectly parsed as lambda-expression)

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PR c++/52725
	* parser.c (cp_parser_binary_expression): Bail early if we're parsing
	tentatively and the LHS has a parse error.

From-SVN: r188127
This commit is contained in:
Jason Merrill 2012-06-01 17:19:22 -04:00 • committed by Jason Merrill
parent 4efa926130
commit ef4b1d6de5
5 changed files with 25 additions and 2 deletions
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4
gcc/cp/ChangeLog
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@ -1,5 +1,9 @@
2012-06-01 Jason Merrill <jason@redhat.com>
PR c++/52725
* parser.c (cp_parser_binary_expression): Bail early if we're parsing
tentatively and the LHS has a parse error.
PR c++/53137
* pt.c (instantiate_class_template_1): Set LAMBDA_EXPR_THIS_CAPTURE.
(instantiate_decl): Don't push_to_top_level for local class methods.

3
gcc/cp/parser.c
View file

@ -7246,6 +7246,9 @@ cp_parser_binary_expression (cp_parser* parser, bool cast_p,
current.lhs_type = ERROR_MARK;
current.prec = prec;
if (cp_parser_error_occurred (parser))
return error_mark_node;
for (;;)
{
/* Get an operator token. */

6
gcc/testsuite/ChangeLog
View file

@ -1,3 +1,9 @@
2012-06-01 Jason Merrill <jason@redhat.com>
PR c++/52725
* g++.dg/parse/new6.C: New.
* g++.dg/template/sizeof-template-argument.C: Adjust error message.
2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
* c-c++-common/restrict-2.c: Revert previous change.

10
gcc/testsuite/g++.dg/parse/new6.C Normal file
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@ -0,0 +1,10 @@
// PR c++/52725
struct A { };
const int n = 42;
void f()
{
A** p = new (A*[n]);
}

4
gcc/testsuite/g++.dg/template/sizeof-template-argument.C
View file

@ -3,9 +3,9 @@
template<int> struct A {};
template<typename> struct B : A <sizeof(=)> {}; /* { dg-error "parse error in template argument list" } */
template<typename> struct B : A <sizeof(=)> {}; /* { dg-error "template argument" } */
template<typename> struct C : A <sizeof(=)> {}; /* { dg-error "parse error in template argument list" } */
template<typename> struct C : A <sizeof(=)> {}; /* { dg-error "template argument" } */
int a;