From: Christoph Mallon <christoph.mallon@gmx.de>
Date: Tue, 30 Oct 2012 07:10:40 +0000 (+0100)
Subject: Fix iterating all irgs in gc_irgs().
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=5973542ca603198842b49bfe1cc2fb18529a8ecb;p=libfirm

Fix iterating all irgs in gc_irgs().

Do not leave out the last (highest numbered) irg.
---

diff --git a/ir/opt/ircgopt.c b/ir/opt/ircgopt.c
index d49701bb6..ce9e4115c 100644
--- a/ir/opt/ircgopt.c
+++ b/ir/opt/ircgopt.c
@@ -121,7 +121,7 @@ void gc_irgs(size_t n_keep, ir_entity ** keep_arr)
 	}
 
 	/* clean */
-	for (size_t i = get_irp_n_irgs()-1; i-- > 0; ) {
+	for (size_t i = get_irp_n_irgs(); i-- != 0;) {
 		ir_graph  *irg = get_irp_irg(i);
 		ir_entity *ent = get_irg_entity(irg);