diff options
Diffstat (limited to 'gcc/c-parser.c')
| -rw-r--r-- | gcc/c-parser.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/c-parser.c b/gcc/c-parser.c index 4d1b4d51395..03a7194a864 100644 --- a/gcc/c-parser.c +++ b/gcc/c-parser.c @@ -4465,10 +4465,18 @@ c_parser_conditional_expression (c_parser *parser, struct c_expr *after) c_parser_consume_token (parser); if (c_parser_next_token_is (parser, CPP_COLON)) { + tree eptype = NULL_TREE; pedwarn (c_parser_peek_token (parser)->location, OPT_pedantic, "ISO C forbids omitting the middle term of a ?: expression"); + if (TREE_CODE (cond.value) == EXCESS_PRECISION_EXPR) + { + eptype = TREE_TYPE (cond.value); + cond.value = TREE_OPERAND (cond.value, 0); + } /* Make sure first operand is calculated only once. */ exp1.value = c_save_expr (default_conversion (cond.value)); + if (eptype) + exp1.value = build1 (EXCESS_PRECISION_EXPR, eptype, exp1.value); cond.value = c_objc_common_truthvalue_conversion (cond_loc, exp1.value); skip_evaluation += cond.value == truthvalue_true_node; } |