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Fix hash_operand for fields of a CONSTRUCTOR.

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2019-11-04  Martin Liska  <mliska@suse.cz>

	PR ipa/92304
	* fold-const.c (operand_compare::hash_operand): Fix field
	hashing of CONSTRUCTOR.

From-SVN: r277768
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Martin Liska 2019-11-04 10:11:26 +01:00 • committed by Martin Liska
parent ddf628e42f
commit 2323aa040b
2 changed files with 9 additions and 0 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
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.

3
gcc/fold-const.c
View file

@ -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);
}