[Bug target/45234] [4.4 Regression] ICE in expand_call, at calls.c:2845 when passing aligned function argument from unaligned stack after alloca

[hjl dot tools at gmail dot com]

------- Comment #9 from hjl dot tools at gmail dot com  2010-08-09 16:38 -------
Does this patch:

--
diff --git a/gcc/calls.c b/gcc/calls.c
index cd0d9c5..cbb0944 100644
--- a/gcc/calls.c
+++ b/gcc/calls.c
@@ -2846,7 +2846,8 @@ expand_call (tree exp, rtx target, int ignore)

       /* Stack must be properly aligned now.  */
       gcc_assert (!pass
-       || !(stack_pointer_delta % preferred_unit_stack_boundary));
+       || !(stack_pointer_delta
+            % (PREFERRED_STACK_BOUNDARY / BITS_PER_UNIT)));

       /* Generate the actual call instruction.  */
       emit_call_1 (funexp, exp, fndecl, funtype, unadjusted_args_size,
--

make any senses?


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45234