1 files changed, 8 insertions, 1 deletions

diff --git a/lgc.h b/lgc.h
index 6b1c2861..9ba7ecb0 100644
--- a/lgc.h
+++ b/lgc.h
@@ -123,7 +123,7 @@
 #define LUAI_GENMINORMUL         20
 
 /* wait memory to double before starting new cycle */
-#define LUAI_GCPAUSE    200     /* 200% */
+#define LUAI_GCPAUSE    200
 
 /*
 ** some gc parameters are stored divided by 4 to allow a maximum value
@@ -139,6 +139,13 @@
 
 
 /*
+** Check whether the declared GC mode is generational. While in
+** generational mode, the collector can go temporarily to incremental
+** mode to improve performance. This is signaled by 'g->lastatomic != 0'.
+*/
+#define isdecGCmodegen(g)       (g->gckind == KGC_GEN || g->lastatomic != 0)
+
+/*
 ** Does one step of collection when debt becomes positive. 'pre'/'pos'
 ** allows some adjustments to be done only when needed. macro
 ** 'condchangemem' is used only for heavy tests (forcing a full