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[PATCH] Improve debug message
- From: Marek Polacek <polacek at redhat dot com>
- To: GCC Patches <gcc-patches at gcc dot gnu dot org>
- Cc: Eric Botcazou <ebotcazou at adacore dot com>
- Date: Wed, 28 Nov 2012 20:33:27 +0100
- Subject: [PATCH] Improve debug message
As per Eric's suggestiong, this patch makes one debug message more
clear. Eric, I know you you pre-approved this, but still I'd
appreciate if you could take a look. Thanks,
2012-11-28 Marek Polacek <polacek@redhat.com>
* cprop.c (bypass_block): Improve debug message.
--- gcc/cprop.c.mp 2012-11-28 16:55:03.520375191 +0100
+++ gcc/cprop.c 2012-11-28 20:29:05.664842945 +0100
@@ -1,6 +1,6 @@
/* Global constant/copy propagation for RTL.
Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
- 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
+ 2006, 2007, 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
This file is part of GCC.
@@ -1632,8 +1632,10 @@ bypass_block (basic_block bb, rtx setcc,
"in jump_insn %d equals constant ",
regno, INSN_UID (jump));
print_rtl (dump_file, set->src);
- fprintf (dump_file, "\nBypass edge from %d->%d to %d\n",
- e->src->index, old_dest->index, dest->index);
+ fprintf (dump_file, "\n\t when BB %d is entered from "
+ "BB %d. Redirect edge %d->%d to %d.\n",
+ old_dest->index, e->src->index, e->src->index,
+ old_dest->index, dest->index);
}
change = 1;
removed_p = 1;
Marek