1 files changed, 9 insertions, 5 deletions
diff --git a/gcc/genconfig.c b/gcc/genconfig.c
index 6a72e263da0..60c0e97d6bd 100644
--- a/gcc/genconfig.c
+++ b/gcc/genconfig.c
@@ -257,14 +257,18 @@ xmalloc (size)
 }
 
 PTR
-xrealloc (ptr, size)
-  PTR ptr;
+xrealloc (old, size)
+  PTR old;
   size_t size;
 {
-  register PTR result = (PTR) realloc (ptr, size);
-  if (!result)
+  register PTR ptr;
+  if (ptr)
+    ptr = (PTR) realloc (old, size);
+  else
+    ptr = (PTR) malloc (size);
+  if (!ptr)
     fatal ("virtual memory exhausted");
-  return result;
+  return ptr;
 }
 
 static void