From 1aeafba210c4796bde79d4d06e05c96a153b8fb5 Mon Sep 17 00:00:00 2001 From: Jason Merrill Date: Tue, 29 Aug 2017 15:39:18 -0400 Subject: Fix default argument conversion failure and SFINAE. * call.c (build_over_call): Check convert_default_arg result for error_mark_node. * parser.c (cp_parser_late_parsing_default_args): Remember error_mark_node. From-SVN: r251421 --- gcc/cp/ChangeLog | 8 ++++++++ gcc/cp/call.c | 11 +++++++---- gcc/cp/parser.c | 5 ----- 3 files changed, 15 insertions(+), 9 deletions(-) (limited to 'gcc/cp') diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index 37ae6ea..fc244a1 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,3 +1,11 @@ +2017-08-29 Jason Merrill + + Fix default argument conversion failure and SFINAE. + * call.c (build_over_call): Check convert_default_arg result for + error_mark_node. + * parser.c (cp_parser_late_parsing_default_args): Remember + error_mark_node. + 2017-08-28 Nathan Sidwell * cp-tree.h (lang_type): Replace sorted_fields vector with diff --git a/gcc/cp/call.c b/gcc/cp/call.c index 067db59a..6405be2 100644 --- a/gcc/cp/call.c +++ b/gcc/cp/call.c @@ -7892,10 +7892,13 @@ build_over_call (struct z_candidate *cand, int flags, tsubst_flags_t complain) { if (TREE_VALUE (parm) == error_mark_node) return error_mark_node; - argarray[j++] = convert_default_arg (TREE_VALUE (parm), - TREE_PURPOSE (parm), - fn, i - is_method, - complain); + val = convert_default_arg (TREE_VALUE (parm), + TREE_PURPOSE (parm), + fn, i - is_method, + complain); + if (val == error_mark_node) + return error_mark_node; + argarray[j++] = val; } /* Ellipsis */ diff --git a/gcc/cp/parser.c b/gcc/cp/parser.c index b849824..9b7c2c0 100644 --- a/gcc/cp/parser.c +++ b/gcc/cp/parser.c @@ -27645,11 +27645,6 @@ cp_parser_late_parsing_default_args (cp_parser *parser, tree fn) = cp_parser_late_parse_one_default_arg (parser, parmdecl, default_arg, TREE_VALUE (parm)); - if (parsed_arg == error_mark_node) - { - continue; - } - TREE_PURPOSE (parm) = parsed_arg; /* Update any instantiations we've already created. */ -- cgit v1.1