Avoid some compiler warnings that come up ''every day'' in MTT (and

have been for eons): make a symbol be used in a dumb but harmless way.

This commit was SVN r15158.

ompi/mca/btl/openib/btl_openib_lex.l

@@ -113,6 +113,15 @@ static int finish_parsing(void)
         YY_CURRENT_BUFFER = NULL;
 #endif  /* YY_CURRENT_BUFFER_LVALUE */
     }
+
+    /* Put in this dumb thing to avoid a compiler warning about
+       yy_flex_realloc being defined but not used.  @#$@!#$!@#$ */
+    {
+        char *foo = malloc(1);
+        foo = yy_flex_realloc(foo, 2);
+        free(foo);
+    }
+
     return YY_NULL;
 }
 

opal/util/keyval/keyval_lex.l

@@ -97,6 +97,15 @@ static int finish_parsing(void)
         YY_CURRENT_BUFFER = NULL;
 #endif  /* YY_CURRENT_BUFFER_LVALUE */
     }
+
+    /* Put in this dumb thing to avoid a compiler warning about
+       yy_flex_realloc being defined but not used.  @#$@!#$!@#$ */
+    {
+        char *foo = malloc(1);
+        foo = yy_flex_realloc(foo, 2);
+        free(foo);
+    }
+
     return YY_NULL;
 }
 

opal/util/show_help_lex.l

@@ -88,6 +88,15 @@ int opal_show_help_finish_parsing(void)
         YY_CURRENT_BUFFER = NULL;
 #endif  /* YY_CURRENT_BUFFER_LVALUE */
     }
+
+    /* Put in this dumb thing to avoid a compiler warning about
+       yy_flex_realloc being defined but not used.  @#$@!#$!@#$ */
+    {
+        char *foo = malloc(1);
+        foo = yy_flex_realloc(foo, 2);
+        free(foo);
+    }
+
     return YY_NULL;
 }