- Keep using smart, fast code for GCC/Clang

git-svn-id: https://openmodelica.org/svn/OpenModelica/trunk@14938 f25d12d1-65f4-0310-ae8a-bbce733d8d8e

SimulationRuntime/c/util/utility.c

@@ -57,15 +57,22 @@ extern int OpenModelica_regexImpl(const char* str, const char* re, const int max
 {
   char *dup;
   regex_t myregex;
-  regmatch_t *matches;
   int nmatch=0,i,rc,res;
   int flags = (extended ? REG_EXTENDED : 0) | (sensitive ? REG_ICASE : 0) | (maxn ? 0 : REG_NOSUB);
+#if !defined(_MSC_VER)
+  regmatch_t matches[maxn];
+#else
+  /* Stupid compiler */
+  regmatch_t matches;
   matches = (regmatch_t*)malloc(maxn*sizeof(regmatch_t));
   assert(matches != NULL);
+#endif
   memset(&myregex, 1, sizeof(regex_t));
   rc = regcomp(&myregex, re, flags);
   if (rc && maxn == 0) {
+#if defined(_MSC_VER)
     free(matches);
+#endif
     return 0;
   }
   if (rc) {
@@ -81,7 +88,9 @@ extern int OpenModelica_regexImpl(const char* str, const char* re, const int max
       for (i=1; i<maxn; i++)
         outMatches[i] = mystrdup("");
     }
+#if defined(_MSC_VER)
     free(matches);
+#endif
     return 0;
   }
   res = regexec(&myregex, str, maxn, matches, 0);
@@ -103,7 +112,9 @@ extern int OpenModelica_regexImpl(const char* str, const char* re, const int max
   }
 
   regfree(&myregex);
+#if defined(_MSC_VER)
   free(matches);
+#endif
   return nmatch;
 }