From 838838d035c333e16bc3881c5024323513ec527f Mon Sep 17 00:00:00 2001
From: frief <frief@4a8a32a2-be11-0410-ad9d-d568d2c75423>
Date: Sun, 10 Jun 2007 21:17:14 +0000
Subject: [PATCH] * src/mcs51/peeph.def: disabled rule 132.d to fix #1734654 *
 support/regression/tests/bug1734654.c: added

git-svn-id: https://sdcc.svn.sourceforge.net/svnroot/sdcc/trunk/sdcc@4847 4a8a32a2-be11-0410-ad9d-d568d2c75423
---
 ChangeLog                             |  5 +++++
 src/mcs51/peeph.def                   | 23 ++++++++++++-----------
 support/regression/tests/bug1734654.c | 19 +++++++++++++++++++
 3 files changed, 36 insertions(+), 11 deletions(-)
 create mode 100644 support/regression/tests/bug1734654.c

diff --git a/ChangeLog b/ChangeLog
index dc4dc234..6d5c3a44 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2007-06-10 Frieder Ferlemann <Frieder.Ferlemann AT web.de>
+
+	* src/mcs51/peeph.def: disabled rule 132.d to fix #1734654
+	* support/regression/tests/bug1734654.c: added
+
 2007-06-10 Maarten Brock <sourceforge.brock AT dse.nl>
 
 	* src/SDCCast.c (decorateType): optimized '?' for equal operands
diff --git a/src/mcs51/peeph.def b/src/mcs51/peeph.def
index 361f6a22..d37d3b71 100644
--- a/src/mcs51/peeph.def
+++ b/src/mcs51/peeph.def
@@ -740,17 +740,18 @@ replace {
 	jc	%5
 } if operandsLiteral(%1)
 
-replace {
-	clr	c
-	mov	a,%1
-	subb	a,#%2
-	mov	%3,c
-} by {
-	;	Peephole 132.d	optimized genCmpGt by inverse logic
-	mov	a,#0x100 - %2
-	add	a,%1
-	mov	%3,c
-} if operandsNotRelated('0x00' %2), operandsLiteral(%2)
+// disabled. See bug1734654.c
+//replace {
+//	clr	c
+//	mov	a,%1
+//	subb	a,#%2
+//	mov	%3,c
+//} by {
+//	;	Peephole 132.d	optimized genCmpGt by inverse logic
+//	mov	a,#0x100 - %2
+//	add	a,%1
+//	mov	%3,c
+//} if operandsNotRelated('0x00' %2), operandsLiteral(%2)
 
 replace {
 	clr	c
diff --git a/support/regression/tests/bug1734654.c b/support/regression/tests/bug1734654.c
new file mode 100644
index 00000000..4983bad0
--- /dev/null
+++ b/support/regression/tests/bug1734654.c
@@ -0,0 +1,19 @@
+/* bug1734654.c
+ */
+#include <testfwk.h>
+#include <stdbool.h>
+
+volatile bool b;
+volatile unsigned char c = 1;
+
+static void foo (void)
+{
+  b = (c<2);
+}
+
+void
+testMyFunc(void)
+{
+  foo ();
+  ASSERT (b);
+}
-- 
2.30.2