PATCH: use gcc_assert, gcc_unreachable in java frontend

[Andreas Tobler]

Ben Elliston wrote:
> While debugging the Java frontend, I discovered that it had not been
> converted to use gcc_assert() and gcc_unreachable().
> 
> Tested on powerpc-linux with a full bootstrap and no regressions when
> running make check-target-libjava run.  Okay for the trunk?

Disable-checking.....


Is this ok ?

2006-02-04  Andreas Tobler  <a.tobler@schweiz.ch>

	* expr.c (java_stack_swap): Revert gcc_assert patch

Index: expr.c
===================================================================
--- expr.c      (revision 110565)
+++ expr.c      (working copy)
@@ -629,12 +629,14 @@
    tree temp;
    tree decl1, decl2;

+  if (stack_pointer < 2
+      || (type1 = stack_type_map[stack_pointer - 1]) == TYPE_UNKNOWN
+      || (type2 = stack_type_map[stack_pointer - 2]) == TYPE_UNKNOWN
+      || type1 == TYPE_SECOND || type2 == TYPE_SECOND
+      || TYPE_IS_WIDE (type1) || TYPE_IS_WIDE (type2))
+    /* Bad stack swap.  */
+    abort ();
    /* Bad stack swap.  */
-  gcc_assert (stack_pointer >= 2
-             && (type1 = stack_type_map[stack_pointer - 1]) != TYPE_UNKNOWN
-             && (type2 = stack_type_map[stack_pointer - 2]) != TYPE_UNKNOWN
-             && (type1 != TYPE_SECOND && type2 != TYPE_SECOND)
-             && (! TYPE_IS_WIDE (type1) && ! TYPE_IS_WIDE (type2)));

    flush_quick_stack ();
    decl1 = find_stack_slot (stack_pointer - 1, type1);