1 From fa8f0f7b2d107770ae4d37bc77c902eafc59c86c Mon Sep 17 00:00:00 2001
2 From: =?UTF-8?q?Petr=20P=C3=ADsa=C5=99?= <ppisar@redhat.com>
3 Date: Mon, 7 Jan 2013 17:31:08 +0100
4 Subject: [PATCH] Off-by-one error when initializing yap_flags
6 The yap_flags_field of all_heap_codes structure is of type
7 Int[LAST_FLAG], thus the loop should iterate from 0 to LAST_FLAG - 1.
11 2 files changed, 2 insertions(+), 2 deletions(-)
13 diff --git a/C/init.c b/C/init.c
14 index dda09cc..8f01864 100755
17 @@ -1348,7 +1348,7 @@ Yap_InitWorkspace(UInt Heap, UInt Stack, UInt Trail, UInt Atts, UInt max_table_s
19 /* InitAbsmi must be done before InitCodes */
20 /* This must be done before initialising predicates */
21 - for (i = 0; i <= LAST_FLAG; i++) {
22 + for (i = 0; i < LAST_FLAG; i++) {
26 diff --git a/C/stdpreds.c b/C/stdpreds.c
27 index a4c0e86..8a4183f 100755
30 @@ -3637,7 +3637,7 @@ p_access_yap_flags(void)
33 flag = IntOfTerm(tflag);
34 - if (flag < 0 || flag > NUMBER_OF_YAP_FLAGS) {
35 + if (flag < 0 || flag >= NUMBER_OF_YAP_FLAGS) {