(__builtin_new): Avoid passing 0 to malloc.

From-SVN: r2267

diff --git a/gcc/libgcc2.c b/gcc/libgcc2.c
index a913c4196bb9983f4f12829e564dcf88535ff90d..00c3909d19643c27df8d964e9a98dbed9bf68c37 100644 (file)
--- a/gcc/libgcc2.c
+++ b/gcc/libgcc2.c
@@ -1209,6 +1209,9 @@ __builtin_new (sz)
 {
   void *p;
 
+  /* malloc (0) is unpredictable; avoid it.  */
+  if (sz == 0)
+    sz = 1;
   p = (void *) malloc (sz);
   if (p == 0)
     (*__new_handler) ();