From: Arnaud Giersch <arnaud.giersch@iut-bm.univ-fcomte.fr>
Date: Wed, 23 Nov 2011 12:22:46 +0000 (+0100)
Subject: Don't call _xbt_dynar_expand when it's not needed.
X-Git-Tag: exp_20120216~241^2~54
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/f318fcfee86b76e04b7bbf7999286a640169ed4d?ds=sidebyside

Don't call _xbt_dynar_expand when it's not needed.
---

diff --git a/src/xbt/dynar.c b/src/xbt/dynar.c
index 2ab87598bb..7ae851727a 100644
--- a/src/xbt/dynar.c
+++ b/src/xbt/dynar.c
@@ -382,9 +382,8 @@ XBT_INLINE void *xbt_dynar_set_at_ptr(const xbt_dynar_t dynar,
   _dynar_lock(dynar);
   _sanity_check_dynar(dynar);
 
-  _xbt_dynar_expand(dynar, idx + 1);
-
   if (idx >= dynar->used) {
+    _xbt_dynar_expand(dynar, idx + 1);
     _xbt_clear_mem(((char * const)dynar->data) + dynar->used * dynar->elmsize,
                    (idx + 1 - dynar->used)*dynar->elmsize);
     dynar->used = idx + 1;
@@ -404,9 +403,8 @@ _xbt_dynar_set(xbt_dynar_t dynar,
 
   _sanity_check_dynar(dynar);
 
-  _xbt_dynar_expand(dynar, idx + 1);
-
   if (idx >= dynar->used) {
+    _xbt_dynar_expand(dynar, idx + 1);
     _xbt_clear_mem(((char * const)dynar->data) + dynar->used * dynar->elmsize,
                    (idx + 1 - dynar->used)*dynar->elmsize);
     dynar->used = idx + 1;