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* [gcc r10-8696] Add missing vn_reference_t::punned initialization
@ 2020-09-01 9:26 Richard Biener
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From: Richard Biener @ 2020-09-01 9:26 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:c863dec102e0a636b99100639f523d084aafce4e
commit r10-8696-gc863dec102e0a636b99100639f523d084aafce4e
Author: Martin Liska <mliska@suse.cz>
Date: Thu Aug 13 13:05:12 2020 +0200
Add missing vn_reference_t::punned initialization
gcc/ChangeLog:
PR tree-optimization/96597
* tree-ssa-sccvn.c (vn_reference_lookup_call): Add missing
initialization of ::punned.
(vn_reference_insert): Use consistently false instead of 0.
(vn_reference_insert_pieces): Likewise.
(cherry picked from commit adc646b10c7168c3c95373ee9321e3760fc4c5f1)
Diff:
---
gcc/tree-ssa-sccvn.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/gcc/tree-ssa-sccvn.c b/gcc/tree-ssa-sccvn.c
index 78c3a0189a3..97fe9a68739 100644
--- a/gcc/tree-ssa-sccvn.c
+++ b/gcc/tree-ssa-sccvn.c
@@ -3567,6 +3567,7 @@ vn_reference_lookup_call (gcall *call, vn_reference_t *vnresult,
vr->vuse = vuse ? SSA_VAL (vuse) : NULL_TREE;
vr->operands = valueize_shared_reference_ops_from_call (call);
vr->type = gimple_expr_type (call);
+ vr->punned = false;
vr->set = 0;
vr->base_set = 0;
vr->hashcode = vn_reference_compute_hash (vr);
@@ -3590,7 +3591,7 @@ vn_reference_insert (tree op, tree result, tree vuse, tree vdef)
vr1->vuse = vuse_ssa_val (vuse);
vr1->operands = valueize_shared_reference_ops_from_ref (op, &tem).copy ();
vr1->type = TREE_TYPE (op);
- vr1->punned = 0;
+ vr1->punned = false;
ao_ref op_ref;
ao_ref_init (&op_ref, op);
vr1->set = ao_ref_alias_set (&op_ref);
@@ -3650,7 +3651,7 @@ vn_reference_insert_pieces (tree vuse, alias_set_type set,
vr1->vuse = vuse_ssa_val (vuse);
vr1->operands = valueize_refs (operands);
vr1->type = type;
- vr1->punned = 0;
+ vr1->punned = false;
vr1->set = set;
vr1->base_set = base_set;
vr1->hashcode = vn_reference_compute_hash (vr1);
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