gc.c: GC.stress after realloc

* gc.c (objspace_malloc_increase): run GC after realloc not only
  malloc and calloc by GC.stress.  [ruby-core:62103] [Feature #9761]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45653 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Tue Apr 22 06:53:30 2014  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* gc.c (objspace_malloc_increase): run GC after realloc not only
+	  malloc and calloc by GC.stress.  [ruby-core:62103] [Feature #9761]
+
 Mon Apr 21 19:12:20 2014  NARUSE, Yui  <naruse@ruby-lang.org>
 
 	* string.c (rb_str_coderange_scan_restartable): coderange is always

gc.c

@@ -6092,7 +6092,7 @@ objspace_malloc_increase(rb_objspace_t *objspace, void *mem, size_t new_size, si
 #endif
     }
 
-    if (type == MEMOP_TYPE_MALLOC) {
+    if (type == MEMOP_TYPE_MALLOC || type == MEMOP_TYPE_REALLOC) {
 	if (ruby_gc_stress && !ruby_disable_gc_stress && ruby_native_thread_p()) {
 	    garbage_collect_with_gvl(objspace, FALSE, TRUE, GPR_FLAG_MALLOC);
 	}