From 15adae8bbeb4579910eadf636e3b06f3dae4a342 Mon Sep 17 00:00:00 2001 From: rguenth Date: Fri, 16 Feb 2018 12:02:34 +0000 Subject: 2018-02-16 Richard Biener PR bootstrap/82939 * line-map.c (linemap_init): Avoid broken value-init when compiling with GCC 4.2. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@257732 138bc75d-0d04-0410-961f-82ee72b054a4 --- libcpp/line-map.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'libcpp/line-map.c') diff --git a/libcpp/line-map.c b/libcpp/line-map.c index 677acd6dd92..a84084c99f0 100644 --- a/libcpp/line-map.c +++ b/libcpp/line-map.c @@ -344,7 +344,12 @@ void linemap_init (struct line_maps *set, source_location builtin_location) { +#if __GNUC__ == 4 && __GNUC_MINOR__ == 2 && !defined (__clang__) + /* PR33916, needed to fix PR82939. */ + memset (set, 0, sizeof (struct line_maps)); +#else *set = line_maps (); +#endif set->highest_location = RESERVED_LOCATION_COUNT - 1; set->highest_line = RESERVED_LOCATION_COUNT - 1; set->location_adhoc_data_map.htab = -- cgit v1.2.1