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re PR c++/84446 (ICE with broken lambda)

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/cp
2018-02-20  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/84446
	* parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
	on error_mark_node.

/testsuite
2018-02-20  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/84446
	* g++.dg/cpp0x/lambda/lambda-ice27.C: New.

From-SVN: r257841
This commit is contained in:
Paolo Carlini 2018-02-20 09:02:12 +00:00 • committed by Paolo Carlini
parent 393d9df7b3
commit 0b2513e292
4 changed files with 21 additions and 2 deletions
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6
gcc/cp/ChangeLog
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@ -1,3 +1,9 @@
2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/84446
* parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
on error_mark_node.
2018-02-20 Jakub Jelinek <jakub@redhat.com>
PR c++/84445

4
gcc/cp/parser.c
View file

@ -19650,12 +19650,12 @@ cp_parser_init_declarator (cp_parser* parser,
member templates. The former involves deferring
parsing of the initializer until end of class as with default
arguments. So right here we only handle the latter. */
if (!member_p && processing_template_decl)
if (!member_p && processing_template_decl && decl != error_mark_node)
start_lambda_scope (decl);
initializer = cp_parser_initializer (parser,
&is_direct_init,
&is_non_constant_init);
if (!member_p && processing_template_decl)
if (!member_p && processing_template_decl && decl != error_mark_node)
finish_lambda_scope ();
if (initializer == error_mark_node)
cp_parser_skip_to_end_of_statement (parser);

5
gcc/testsuite/ChangeLog
View file

@ -1,3 +1,8 @@
2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/84446
* g++.dg/cpp0x/lambda/lambda-ice27.C: New.
2018-02-20 Jakub Jelinek <jakub@redhat.com>
PR c++/84445

8
gcc/testsuite/g++.dg/cpp0x/lambda/lambda-ice27.C Normal file
View file

@ -0,0 +1,8 @@
// PR c++/84446
// { dg-do compile { target c++11 } }
template<int> void foo()
{
int i,
i = [] { virtual }(); // { dg-error "redeclaration|expected" }
}