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-rw-r--r--gcc/tree-ssa-structalias.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/gcc/tree-ssa-structalias.c b/gcc/tree-ssa-structalias.c
index 0ab5f09..5d3a323 100644
--- a/gcc/tree-ssa-structalias.c
+++ b/gcc/tree-ssa-structalias.c
@@ -3065,14 +3065,13 @@ get_constraint_for_ptr_offset (tree ptr, tree offset,
else
{
/* Sign-extend the offset. */
- double_int soffset = tree_to_double_int (offset)
- .sext (TYPE_PRECISION (TREE_TYPE (offset)));
- if (!soffset.fits_shwi ())
+ offset_int soffset = offset_int::from (offset, SIGNED);
+ if (!wi::fits_shwi_p (soffset))
rhsoffset = UNKNOWN_OFFSET;
else
{
/* Make sure the bit-offset also fits. */
- HOST_WIDE_INT rhsunitoffset = soffset.low;
+ HOST_WIDE_INT rhsunitoffset = soffset.to_shwi ();
rhsoffset = rhsunitoffset * BITS_PER_UNIT;
if (rhsunitoffset != rhsoffset / BITS_PER_UNIT)
rhsoffset = UNKNOWN_OFFSET;