* doc/invoke.texi (Optimize Options): Correct description of -O0.

[pf3gnuchains/gcc-fork.git] / gcc / function.c

diff --git a/gcc/function.c b/gcc/function.c
index b61b900..b657e24 100644 (file)
--- a/gcc/function.c
+++ b/gcc/function.c
@@ -544,15 +544,7 @@ static struct temp_slot **
 temp_slots_at_level (int level)
 {
   if (level >= (int) VEC_length (temp_slot_p, used_temp_slots))
-    {
-      size_t old_length = VEC_length (temp_slot_p, used_temp_slots);
-      temp_slot_p *p;
-
-      VEC_safe_grow (temp_slot_p, gc, used_temp_slots, level + 1);
-      p = VEC_address (temp_slot_p, used_temp_slots);
-      memset (&p[old_length], 0,
-             sizeof (temp_slot_p) * (level + 1 - old_length));
-    }
+    VEC_safe_grow_cleared (temp_slot_p, gc, used_temp_slots, level + 1);
 
   return &(VEC_address (temp_slot_p, used_temp_slots)[level]);
 }
@@ -3536,9 +3528,8 @@ setjmp_vars_warning (tree block)
          && DECL_RTL_SET_P (decl)
          && REG_P (DECL_RTL (decl))
          && regno_clobbered_at_setjmp (REGNO (DECL_RTL (decl))))
-       warning (0, "variable %q+D might be clobbered by %<longjmp%>"
-                " or %<vfork%>",
-                decl);
+       warning (OPT_Wclobbered, "variable %q+D might be clobbered by" 
+                 " %<longjmp%> or %<vfork%>", decl);
     }
 
   for (sub = BLOCK_SUBBLOCKS (block); sub; sub = TREE_CHAIN (sub))
@@ -3557,7 +3548,8 @@ setjmp_args_warning (void)
     if (DECL_RTL (decl) != 0
        && REG_P (DECL_RTL (decl))
        && regno_clobbered_at_setjmp (REGNO (DECL_RTL (decl))))
-      warning (0, "argument %q+D might be clobbered by %<longjmp%> or %<vfork%>",
+      warning (OPT_Wclobbered, 
+               "argument %q+D might be clobbered by %<longjmp%> or %<vfork%>",
               decl);
 }