From 69b5279e977593d656906288316ee03a8bf79c6a Mon Sep 17 00:00:00 2001 From: Richard Biener Date: Mon, 1 Jul 2019 13:36:05 +0000 Subject: gimple-parser.c (c_parser_gimple_postfix_expression): Handle _Literal (char *) &"foo" for address literals pointing to STRING_CSTs. 2019-07-01 Richard Biener c/ * gimple-parser.c (c_parser_gimple_postfix_expression): Handle _Literal (char *) &"foo" for address literals pointing to STRING_CSTs. * gcc.dg/gimplefe-42.c: New testcase. From-SVN: r272872 --- gcc/c/ChangeLog | 6 ++++++ gcc/c/gimple-parser.c | 9 +++++++-- 2 files changed, 13 insertions(+), 2 deletions(-) (limited to 'gcc/c') diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog index 83f3eaa..271ed4ba 100644 --- a/gcc/c/ChangeLog +++ b/gcc/c/ChangeLog @@ -1,3 +1,9 @@ +2019-07-01 Richard Biener + + * gimple-parser.c (c_parser_gimple_postfix_expression): Handle + _Literal (char *) &"foo" for address literals pointing to + STRING_CSTs. + 2019-06-24 Martin Sebor * c-typeck.c (build_binary_op): Hyphenate floating-point. diff --git a/gcc/c/gimple-parser.c b/gcc/c/gimple-parser.c index 275ad91..b2b364c 100644 --- a/gcc/c/gimple-parser.c +++ b/gcc/c/gimple-parser.c @@ -1596,17 +1596,22 @@ c_parser_gimple_postfix_expression (gimple_parser &parser) } else { - bool neg_p; + bool neg_p, addr_p; if ((neg_p = c_parser_next_token_is (parser, CPP_MINUS))) c_parser_consume_token (parser); + if ((addr_p = c_parser_next_token_is (parser, CPP_AND))) + c_parser_consume_token (parser); tree val = c_parser_gimple_postfix_expression (parser).value; if (! val || val == error_mark_node - || ! CONSTANT_CLASS_P (val)) + || ! CONSTANT_CLASS_P (val) + || (addr_p && TREE_CODE (val) != STRING_CST)) { c_parser_error (parser, "invalid _Literal"); return expr; } + if (addr_p) + val = build1 (ADDR_EXPR, type, val); if (neg_p) { val = const_unop (NEGATE_EXPR, TREE_TYPE (val), val); -- cgit v1.1