From 1684fcb3277894f3ee263f8b32f9b47705f84159 Mon Sep 17 00:00:00 2001 From: Matthias Kilian Date: Sun, 6 Jun 2010 12:04:16 +0000 Subject: Yet another underflow. Found while hunting down the ICEs that happen from time to time when building the www/larbin port. This is an independent bugfix, and it's different from 4.5.0. ok espie@ --- gnu/gcc/libcpp/charset.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'gnu/gcc') diff --git a/gnu/gcc/libcpp/charset.c b/gnu/gcc/libcpp/charset.c index 78c89816735..6361f8c5132 100644 --- a/gnu/gcc/libcpp/charset.c +++ b/gnu/gcc/libcpp/charset.c @@ -1628,7 +1628,7 @@ _cpp_convert_input (cpp_reader *pfile, const char *input_charset, terminate with another \r, not an \n, so that we do not mistake the \r\n sequence for a single DOS line ending and erroneously issue the "No newline at end of file" diagnostic. */ - if (to.text[to.len - 1] == '\r') + if (to.len > 0 && to.text[to.len - 1] == '\r') to.text[to.len] = '\r'; else to.text[to.len] = '\n'; -- cgit v1.2.3