Make sure some paranoid compilers don't choke on our example (unused variable globalc...

[simgrid.git] / src / xbt / ex.c

diff --git a/src/xbt/ex.c b/src/xbt/ex.c
index b29414d..598fbf9 100644 (file)
--- a/src/xbt/ex.c
+++ b/src/xbt/ex.c
@@ -147,12 +147,15 @@ void xbt_ex_setup_backtrace(xbt_ex_t *e)  {
        DEBUG4("%#lx %s [%#lx-%#lx]",
               addr, found? "in":"out of",first,last);
       }
-      if (!found) 
-       CRITICAL0("Problem while reading the maps file");
-
       fclose(maps);
       free(maps_name);
 
+      if (!found) {
+       WARN0("Problem while reading the maps file");
+       e->bt_strings[i] = bprintf("**   In ?? (%s)", backtrace[i]);
+       continue;
+      }
+
       /* Ok, Found the offset of the maps line containing the searched symbol. 
         We now need to substract this from the address we got from backtrace.
       */
@@ -451,9 +454,10 @@ static void bad_example(void) {
   /* end_of_bad_example */
 }
 #endif
-
+typedef struct {char *first;} global_context_t;
+   
 static void good_example(void) {
-  struct {char*first;} *globalcontext;
+  global_context_t *global_context=malloc(sizeof(global_context_t));
   xbt_ex_t ex;
 
   /* GOOD_EXAMPLE */
@@ -463,7 +467,7 @@ static void good_example(void) {
     char * volatile /*03*/ cp3 = NULL /*02*/;
     TRY {
       cp1 = mallocex(SMALLAMOUNT);
-      globalcontext->first = cp1;
+      global_context->first = cp1;
       cp1 = NULL /*05 give away*/;
       cp2 = mallocex(TOOBIG);
       cp3 = mallocex(SMALLAMOUNT);