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re PR rtl-optimization/69217 (ICE at var-tracking.c:5038 Segmentation fault)

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PR rtl-optimization/69217
	* var-tracking.c (tracked_record_parameter_p): Don't segfault if there
	are no TYPE_FIELDS set for the record type.

From-SVN: r232845
This commit is contained in:
Iain Buclaw 2016-01-26 20:57:37 +00:00 committed by Iain Buclaw
parent 4d2d386c47
commit 3671c99673
2 changed files with 8 additions and 1 deletions
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gcc/ChangeLog
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@ -1,3 +1,9 @@
2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
PR rtl-optimization/69217
* var-tracking.c (tracked_record_parameter_p): Don't segfault if there
are no TYPE_FIELDS set for the record type.
2016-01-26 Jakub Jelinek <jakub@redhat.com>
PR target/68662

3
gcc/var-tracking.c
View File

@ -5128,7 +5128,8 @@ tracked_record_parameter_p (tree t)
if (TREE_CODE (type) != RECORD_TYPE)
return false;
if (DECL_CHAIN (TYPE_FIELDS (type)) == NULL_TREE)
if (TYPE_FIELDS (type) == NULL_TREE
|| DECL_CHAIN (TYPE_FIELDS (type)) == NULL_TREE)
return false;
return true;