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-rw-r--r--gcc/ChangeLog6
-rw-r--r--gcc/fold-const.c3
2 files changed, 9 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index cdb5791..418c379 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,11 @@
2019-11-04 Martin Liska <mliska@suse.cz>
+ PR ipa/92304
+ * fold-const.c (operand_compare::hash_operand): Fix field
+ hashing of CONSTRUCTOR.
+
+2019-11-04 Martin Liska <mliska@suse.cz>
+
* ggc.h (ggc_delete): New function.
* ipa-fnsummary.c (ipa_free_fn_summary): Use it.
* ipa-prop.c (ipa_free_all_edge_args): Likewise.
diff --git a/gcc/fold-const.c b/gcc/fold-const.c
index fce5036..1e25859 100644
--- a/gcc/fold-const.c
+++ b/gcc/fold-const.c
@@ -3659,6 +3659,9 @@ operand_compare::hash_operand (const_tree t, inchash::hash &hstate,
flags &= ~OEP_ADDRESS_OF;
FOR_EACH_CONSTRUCTOR_ELT (CONSTRUCTOR_ELTS (t), idx, field, value)
{
+ /* In GIMPLE the indexes can be either NULL or matching i. */
+ if (field == NULL_TREE)
+ field = bitsize_int (idx);
hash_operand (field, hstate, flags);
hash_operand (value, hstate, flags);
}