diff options
Diffstat (limited to 'gcc/fold-const.c')
| -rw-r--r-- | gcc/fold-const.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index d6769d6..f7cdc57 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -3025,7 +3025,6 @@ optimize_bit_field_compare (code, compare_type, lhs, rhs) enum machine_mode lmode, rmode, nmode; int lunsignedp, runsignedp; int lvolatilep = 0, rvolatilep = 0; - unsigned int alignment; tree linner, rinner = NULL_TREE; tree mask; tree offset; @@ -3036,7 +3035,7 @@ optimize_bit_field_compare (code, compare_type, lhs, rhs) do anything if the inner expression is a PLACEHOLDER_EXPR since we then will no longer be able to replace it. */ linner = get_inner_reference (lhs, &lbitsize, &lbitpos, &offset, &lmode, - &lunsignedp, &lvolatilep, &alignment); + &lunsignedp, &lvolatilep); if (linner == lhs || lbitsize == GET_MODE_BITSIZE (lmode) || lbitsize < 0 || offset != 0 || TREE_CODE (linner) == PLACEHOLDER_EXPR) return 0; @@ -3046,7 +3045,7 @@ optimize_bit_field_compare (code, compare_type, lhs, rhs) /* If this is not a constant, we can only do something if bit positions, sizes, and signedness are the same. */ rinner = get_inner_reference (rhs, &rbitsize, &rbitpos, &offset, &rmode, - &runsignedp, &rvolatilep, &alignment); + &runsignedp, &rvolatilep); if (rinner == rhs || lbitpos != rbitpos || lbitsize != rbitsize || lunsignedp != runsignedp || offset != 0 @@ -3204,7 +3203,6 @@ decode_field_reference (exp, pbitsize, pbitpos, pmode, punsignedp, tree mask, inner, offset; tree unsigned_type; unsigned int precision; - unsigned int alignment; /* All the optimizations using this function assume integer fields. There are problems with FP fields since the type_for_size call @@ -3224,7 +3222,7 @@ decode_field_reference (exp, pbitsize, pbitpos, pmode, punsignedp, } inner = get_inner_reference (exp, pbitsize, pbitpos, &offset, pmode, - punsignedp, pvolatilep, &alignment); + punsignedp, pvolatilep); if ((inner == exp && and_mask == 0) || *pbitsize < 0 || offset != 0 || TREE_CODE (inner) == PLACEHOLDER_EXPR) |