- PL_savestack_max = GROW(PL_savestack_max) + 4;
- Renew(PL_savestack, PL_savestack_max, ANY);
+ PL_savestack_max = GROW(PL_savestack_max);
+ /* Note that we allocate SS_MAXPUSH slots higher than ss_max
+ * so that SS_ADD_END(), SSGROW() etc can do a simper check */
+ Renew(PL_savestack, PL_savestack_max + SS_MAXPUSH, ANY);