diff options
| author | Eric Botcazou <ebotcazou@adacore.com> | 2012-05-31 13:40:03 +0000 |
|---|---|---|
| committer | Eric Botcazou <ebotcazou@gcc.gnu.org> | 2012-05-31 13:40:03 +0000 |
| commit | ca8d9092f171e56bf3c1263a7116123d066af07f (patch) | |
| tree | c0d15f7d75f8cf76f0c8d683165904a59be7ad35 /gcc/tree-sra.c | |
| parent | 1db1c6f520ef3c2c0f7e2c3b398e1614887cc1e5 (diff) | |
| download | gcc-ca8d9092f171e56bf3c1263a7116123d066af07f.zip gcc-ca8d9092f171e56bf3c1263a7116123d066af07f.tar.gz gcc-ca8d9092f171e56bf3c1263a7116123d066af07f.tar.bz2 | |
tree-dfa.c (get_ref_base_and_extent): Compute the offset using double ints throughout.
* tree-dfa.c (get_ref_base_and_extent): Compute the offset using
double ints throughout.
* tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
Check that the position of the field is representable as an integer.
From-SVN: r188060
Diffstat (limited to 'gcc/tree-sra.c')
| -rw-r--r-- | gcc/tree-sra.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/gcc/tree-sra.c b/gcc/tree-sra.c index 650d9b1..2e3e978 100644 --- a/gcc/tree-sra.c +++ b/gcc/tree-sra.c @@ -1549,17 +1549,20 @@ build_user_friendly_ref_for_offset (tree *res, tree type, HOST_WIDE_INT offset, for (fld = TYPE_FIELDS (type); fld; fld = DECL_CHAIN (fld)) { HOST_WIDE_INT pos, size; - tree expr, *expr_ptr; + tree tr_pos, expr, *expr_ptr; if (TREE_CODE (fld) != FIELD_DECL) continue; - pos = int_bit_position (fld); + tr_pos = bit_position (fld); + if (!tr_pos || !host_integerp (tr_pos, 1)) + continue; + pos = TREE_INT_CST_LOW (tr_pos); gcc_assert (TREE_CODE (type) == RECORD_TYPE || pos == 0); tr_size = DECL_SIZE (fld); if (!tr_size || !host_integerp (tr_size, 1)) continue; - size = tree_low_cst (tr_size, 1); + size = TREE_INT_CST_LOW (tr_size); if (size == 0) { if (pos != offset) |