rts/sm/GC.c: resize_generations(): Remove unneeded check of number of generations.

This "if" is inside another "if" which checks for RtsFlags.GcFlags.generations
> 1, so testing this again is redundant, assuming the number of generations
won't change during program execution.

diff --git a/rts/sm/GC.c b/rts/sm/GC.c
index 34aa0fd..ee3e170 100644 (file)
--- a/rts/sm/GC.c
+++ b/rts/sm/GC.c
@@ -1504,11 +1504,10 @@ resize_generations (void)
 
        // Auto-enable compaction when the residency reaches a
        // certain percentage of the maximum heap size (default: 30%).
-       if (RtsFlags.GcFlags.generations > 1 &&
-           (RtsFlags.GcFlags.compact ||
-            (max > 0 &&
-             oldest_gen->n_blocks > 
-             (RtsFlags.GcFlags.compactThreshold * max) / 100))) {
+       if (RtsFlags.GcFlags.compact ||
+            (max > 0 &&
+             oldest_gen->n_blocks > 
+             (RtsFlags.GcFlags.compactThreshold * max) / 100)) {
            oldest_gen->mark = 1;
            oldest_gen->compact = 1;
 //       debugBelch("compaction: on\n", live);