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authorebotcazou <ebotcazou@138bc75d-0d04-0410-961f-82ee72b054a4>2009-10-20 09:19:17 +0000
committerebotcazou <ebotcazou@138bc75d-0d04-0410-961f-82ee72b054a4>2009-10-20 09:19:17 +0000
commitc3b8ca0cc88289149fc2d4d5a72f19d5e8849620 (patch)
treeb9e333e8cefe1df8d54ec2d92ed5e2045172910b /gcc/tree-sra.c
parentda44a6ca723de5f329f948fa9dde352e580482ea (diff)
downloadgcc-c3b8ca0cc88289149fc2d4d5a72f19d5e8849620.tar.gz
* tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
without size or with size that can't be represented as a host integer. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@153008 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-sra.c')
-rw-r--r--gcc/tree-sra.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/gcc/tree-sra.c b/gcc/tree-sra.c
index dd3f6807b83..86246688680 100644
--- a/gcc/tree-sra.c
+++ b/gcc/tree-sra.c
@@ -1243,7 +1243,10 @@ build_ref_for_offset_1 (tree *res, tree type, HOST_WIDE_INT offset,
pos = int_bit_position (fld);
gcc_assert (TREE_CODE (type) == RECORD_TYPE || pos == 0);
- size = tree_low_cst (DECL_SIZE (fld), 1);
+ tr_size = DECL_SIZE (fld);
+ if (!tr_size || !host_integerp (tr_size, 1))
+ continue;
+ size = tree_low_cst (tr_size, 1);
if (pos > offset || (pos + size) <= offset)
continue;