From dabc40842c44313856b834fbe33dcca519c47a52 Mon Sep 17 00:00:00 2001 From: kraai Date: Tue, 11 Sep 2001 17:10:15 +0000 Subject: * builtins.c (c_strlen): Treat an offset too large for a HOST_WIDE_INT as out of range. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@45550 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/builtins.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'gcc/builtins.c') diff --git a/gcc/builtins.c b/gcc/builtins.c index 7cd7e899113..025dd2c5902 100644 --- a/gcc/builtins.c +++ b/gcc/builtins.c @@ -265,8 +265,10 @@ c_strlen (src) /* We have a known offset into the string. Start searching there for a null character if we can represent it as a single HOST_WIDE_INT. */ - if (offset_node == 0 || ! host_integerp (offset_node, 0)) + if (offset_node == 0) offset = 0; + else if (! host_integerp (offset_node, 0)) + offset = -1; else offset = tree_low_cst (offset_node, 0); -- cgit v1.2.1