Changeset 527 for trunk/src/gmake/expand.c

Timestamp:

Sep 17, 2006, 6:04:14 AM (19 years ago)

Author:

bird

Message:

CONFIG_WITH_OPTIMIZATION_HACKS

File:

• trunk/src/gmake/expand.c (modified) (1 diff)

trunk/src/gmake/expand.c

@@ -440 +440 @@
     return allocated_variable_expand ((char *)str);
 
-  tmp = (char *) alloca (end - str + 1);
-  bcopy (str, tmp, end - str);
-  tmp[end - str] = '\0';
-
-  return allocated_variable_expand (tmp);
+#ifdef CONFIG_WITH_OPTIMIZATION_HACKS
+    {
+      const char saved_char = *end;
+      *(char *)end = '\0';
+      tmp = allocated_variable_expand ((char *)str);
+      *(char *)end = saved_char;
+      return tmp;
+    }
+#else
+    {
+      tmp = (char *) alloca (end - str + 1);
+      bcopy (str, tmp, end - str);
+      tmp[end - str] = '\0';
+  
+      return allocated_variable_expand (tmp);
+    }
+#endif 
 }