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[PATCH] Fix PR c++/60393
- From: Adam Butcher <adam at jessamine dot co dot uk>
- To: Jason Merrill <jason at redhat dot com>
- Cc: gcc-patches at gcc dot gnu dot org, Volker Reichelt <reichelt at gcc dot gnu dot org>, Adam Butcher <adam at jessamine dot co dot uk>
- Date: Fri, 7 Mar 2014 23:09:09 +0000
- Subject: [PATCH] Fix PR c++/60393
- Authentication-results: sourceware.org; auth=none
- References: <531A250F dot 2050905 at redhat dot com>
PR c++/60393
* parser.c (cp_parser_parameter_declaration_clause): Move generic
function template unwinding on error into a more general location, ...
(cp_parser_skip_to_end_of_statement): ... here.
PR c++/60393
* g++.dg/cpp1y/pr60393.C: New testcase.
---
gcc/cp/parser.c | 11 +++++------
gcc/testsuite/g++.dg/cpp1y/pr60393.C | 9 +++++++++
2 files changed, 14 insertions(+), 6 deletions(-)
create mode 100644 gcc/testsuite/g++.dg/cpp1y/pr60393.C
diff --git a/gcc/cp/parser.c b/gcc/cp/parser.c
index 8c78262..523a059 100644
--- a/gcc/cp/parser.c
+++ b/gcc/cp/parser.c
@@ -3128,6 +3128,10 @@ cp_parser_skip_to_end_of_statement (cp_parser* parser)
{
unsigned nesting_depth = 0;
+ /* Unwind generic function template scope if necessary. */
+ if (parser->fully_implicit_function_template_p)
+ finish_fully_implicit_template (parser, /*member_decl_opt=*/0);
+
while (true)
{
cp_token *token = cp_lexer_peek_token (parser->lexer);
@@ -18208,12 +18212,7 @@ cp_parser_parameter_declaration_clause (cp_parser* parser)
parameter-declaration-list, then the entire
parameter-declaration-clause is erroneous. */
if (is_error)
- {
- /* Unwind generic function template scope if necessary. */
- if (parser->fully_implicit_function_template_p)
- finish_fully_implicit_template (parser, /*member_decl_opt=*/0);
- return NULL;
- }
+ return NULL;
/* Peek at the next token. */
token = cp_lexer_peek_token (parser->lexer);
diff --git a/gcc/testsuite/g++.dg/cpp1y/pr60393.C b/gcc/testsuite/g++.dg/cpp1y/pr60393.C
new file mode 100644
index 0000000..38b8b91
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp1y/pr60393.C
@@ -0,0 +1,9 @@
+// PR c++/60393
+// { dg-options -std=c++1y }
+
+void (*f)(auto) + 0; // { dg-error "expected" }
+
+struct A
+{
+ int i;
+};
--
1.9.0