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authorKarl Heuer <kwzh@gnu.org>1995-01-13 00:02:43 +0000
committerKarl Heuer <kwzh@gnu.org>1995-01-13 00:02:43 +0000
commit50879dfa7a419abd7dacdcc0100e88333ef63d72 (patch)
tree23de5692148a412c8e026d15ef58c8b9af9f5eff /src/alloc.c
parent54e77adf9a76f3a1a0e643ea167a1fdec1a46f53 (diff)
downloademacs-50879dfa7a419abd7dacdcc0100e88333ef63d72.tar.gz
Don't allow MARKBIT and DONT_COPY_FLAG to be the same bit.
Diffstat (limited to 'src/alloc.c')
-rw-r--r--src/alloc.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/alloc.c b/src/alloc.c
index 5776a2be927..29e0ab46ea0 100644
--- a/src/alloc.c
+++ b/src/alloc.c
@@ -118,6 +118,10 @@ Lisp_Object memory_signal_data;
#define DONT_COPY_FLAG 1
#endif /* no DONT_COPY_FLAG */
+#if DONT_COPY_FLAG == MARKBIT
+you lose
+#endif
+
/* Buffer in which we save a copy of the C stack at each GC. */
char *stack_copy;