From b7eb1e7a0e887849470ec96c5f31422b2224c461 Mon Sep 17 00:00:00 2001 From: Martin Liska Date: Wed, 5 Oct 2022 12:34:30 +0200 Subject: [PATCH] c: support the attribute starting with '_' PR c/107156 gcc/ChangeLog: * attribs.h (lookup_attribute_by_prefix): Support the attribute starting with underscore (_Noreturn). --- gcc/attribs.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/gcc/attribs.h b/gcc/attribs.h index b2836560fc2..121b9ebbc39 100644 --- a/gcc/attribs.h +++ b/gcc/attribs.h @@ -274,8 +274,8 @@ lookup_attribute_by_prefix (const char *attr_name, tree list) } const char *p = IDENTIFIER_POINTER (name); - gcc_checking_assert (attr_len == 0 || p[0] != '_'); - + gcc_checking_assert (attr_len == 0 || p[0] != '_' + || (ident_len > 1 && p[1] != '_')); if (strncmp (attr_name, p, attr_len) == 0) break; -- 2.37.3