7 GCC regressions, 0 new, with your patch on 2001-10-25T20:17:23Z.
Thu Oct 25 16:22:00 GMT 2001
> native gcc.sum gcc.dg/20000724-1.c
This seems to have been introduced by your patch
+Mon Oct 1 19:20:57 2001 Richard Kenner
+ * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
+ Loop through NOPs, placeholders, and components.
+ Don't go through NOPs if change mode.
+ (record_alias_subset): Do nothing if SUBSET and SET are the
+ * emit-rtl.c (set_mem_alias_set): Enable check.
+ * expr.c (find_placeholder): New function.
+ (expand_expr, case PLACEHOLDER_EXPR): Use it.
+ (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we
+ to modify it and avoid unneeded copies.
+ * expr.h (expand_expr): Always define.
+ (find_placeholder): New declaration.
Could you look into it?
- Geoffrey Keating <firstname.lastname@example.org>
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