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[patch][graphite] Fix PR44726: avoid uninitialized variables
- From: Sebastian Pop <sebpop at gmail dot com>
- To: GCC Patches <gcc-patches at gcc dot gnu dot org>
- Date: Wed, 30 Jun 2010 11:32:26 -0500
- Subject: [patch][graphite] Fix PR44726: avoid uninitialized variables
Hi,
I will commit this patch to trunk after it passes regstrap on amd64-linux.
Sebastian Pop
--
AMD / Open Source Compiler Engineering / GNU Tools
From 4609d525c740b8d6710bd6f5e009431341e6dc7b Mon Sep 17 00:00:00 2001
From: Sebastian Pop <sebpop@gmail.com>
Date: Wed, 30 Jun 2010 11:21:49 -0500
Subject: [PATCH 2/2] Fix PR44726: use gcc_assert to avoid uninitialized variables.
---
gcc/graphite-sese-to-poly.c | 15 ++++++++-------
1 files changed, 8 insertions(+), 7 deletions(-)
diff --git a/gcc/graphite-sese-to-poly.c b/gcc/graphite-sese-to-poly.c
index b73517d..7f83ffc 100644
--- a/gcc/graphite-sese-to-poly.c
+++ b/gcc/graphite-sese-to-poly.c
@@ -1778,10 +1778,11 @@ build_poly_dr (data_reference_p dr, poly_bb_p pbb)
accesses);
ppl_delete_Polyhedron (accesses);
- if (dr->aux)
- dr_base_object_set = ((base_alias_pair *)(dr->aux))->base_obj_set;
+ gcc_assert (dr->aux);
+ dr_base_object_set = ((base_alias_pair *)(dr->aux))->base_obj_set;
- new_poly_dr (pbb, dr_base_object_set, accesses_ps, DR_IS_READ (dr) ? PDR_READ : PDR_WRITE,
+ new_poly_dr (pbb, dr_base_object_set, accesses_ps,
+ DR_IS_READ (dr) ? PDR_READ : PDR_WRITE,
dr, DR_NUM_DIMENSIONS (dr));
}
@@ -1923,8 +1924,8 @@ build_alias_set_optimal_p (VEC (data_reference_p, heap) *drs)
data_reference_p dr = VEC_index (data_reference_p, drs, i);
base_alias_pair *bap;
- if (dr->aux)
- bap = (base_alias_pair *)(dr->aux);
+ gcc_assert (dr->aux);
+ bap = (base_alias_pair *)(dr->aux);
bap->alias_set = XNEW (int);
*(bap->alias_set) = g->vertices[i].component + 1;
@@ -2002,8 +2003,8 @@ build_base_obj_set_for_drs (VEC (data_reference_p, heap) *drs)
data_reference_p dr = VEC_index (data_reference_p, drs, i);
base_alias_pair *bap;
- if (dr->aux)
- bap = (base_alias_pair *)(dr->aux);
+ gcc_assert (dr->aux);
+ bap = (base_alias_pair *)(dr->aux);
bap->base_obj_set = g->vertices[i].component + 1;
}
--
1.7.0.4