From dac64e35ddd203be2b841e65cf16e11ce9b1be6a Mon Sep 17 00:00:00 2001 From: Eli Zaretskii Date: Tue, 11 Oct 2016 14:38:48 +0300 Subject: [PATCH] Avoid optimizing out the last_marked[] array * src/alloc.c : No longer 'static', to avoid having it optimized out in optimized builds, which then makes debugging GC problems harder. --- src/alloc.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/src/alloc.c b/src/alloc.c index c7f58a8adc4..c5ae8b53ddc 100644 --- a/src/alloc.c +++ b/src/alloc.c @@ -6014,7 +6014,9 @@ mark_glyph_matrix (struct glyph_matrix *matrix) all the references contained in it. */ #define LAST_MARKED_SIZE 500 -static Lisp_Object last_marked[LAST_MARKED_SIZE]; +/* This is not static to prevent it from being optimized away in an + optimized build, which then makes debugging GC problems harder. */ +Lisp_Object last_marked[LAST_MARKED_SIZE]; static int last_marked_index; /* For debugging--call abort when we cdr down this many -- 2.39.2