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PR c++/86060 - ICE on range for with -std=c++98. 

* parser.c (cp_parser_init_statement): Don't clobber *decl after
	pedwarn.

From-SVN: r261239
This commit is contained in:
Jason Merrill 2018-06-06 13:47:48 -04:00 committed by Jason Merrill
parent 4dbdb49b1b
commit b66ec0c032
3 changed files with 15 additions and 6 deletions
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4
gcc/cp/ChangeLog
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@ -1,5 +1,9 @@
2018-06-06 Jason Merrill <jason@redhat.com> 2018-06-06 Jason Merrill <jason@redhat.com>
PR c++/86060 - ICE on range for with -std=c++98.
* parser.c (cp_parser_init_statement): Don't clobber *decl after
pedwarn.
PR c++/85710 - ICE with -Wmemset-elt-size. PR c++/85710 - ICE with -Wmemset-elt-size.
* semantics.c (finish_call_expr): Call warn_for_memset here. * semantics.c (finish_call_expr): Call warn_for_memset here.
* parser.c (cp_parser_postfix_expression): Not here. * parser.c (cp_parser_postfix_expression): Not here.

9
gcc/cp/parser.c
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@ -12384,12 +12384,9 @@ cp_parser_init_statement (cp_parser *parser, tree *decl)
cp_lexer_consume_token (parser->lexer); cp_lexer_consume_token (parser->lexer);
is_range_for = true; is_range_for = true;
if (cxx_dialect < cxx11) if (cxx_dialect < cxx11)
{ pedwarn (cp_lexer_peek_token (parser->lexer)->location, 0,
pedwarn (cp_lexer_peek_token (parser->lexer)->location, 0, "range-based %<for%> loops only available with "
"range-based %<for%> loops only available with " "-std=c++11 or -std=gnu++11");
"-std=c++11 or -std=gnu++11");
*decl = error_mark_node;
}
} }
else else
/* The ';' is not consumed yet because we told /* The ';' is not consumed yet because we told

8
gcc/testsuite/g++.dg/cpp0x/range-for35.C Normal file
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@ -0,0 +1,8 @@
// PR c++/86060
// { dg-options -Wpedantic }
template <typename T> void foo(T (&a)[8]) {
for (int i : a) // { dg-warning "range-based" "" { target c++98_only } }
i;
}
void fn1() { foo<int>; }