diff options
| author | Richard Kenner <kenner@gcc.gnu.org> | 1994-06-28 05:44:57 -0400 |
|---|---|---|
| committer | Richard Kenner <kenner@gcc.gnu.org> | 1994-06-28 05:44:57 -0400 |
| commit | 2f6e6d22ea3315eaea0fe8ca1758dda03b8edeed (patch) | |
| tree | adec29a33d06dae327b3e9ab0f34062837a05d07 /gcc | |
| parent | 127b0efcf797e954184e33af23dcf058a7f2a187 (diff) | |
| download | gcc-2f6e6d22ea3315eaea0fe8ca1758dda03b8edeed.zip gcc-2f6e6d22ea3315eaea0fe8ca1758dda03b8edeed.tar.gz gcc-2f6e6d22ea3315eaea0fe8ca1758dda03b8edeed.tar.bz2 | |
(do_jump, case BIT_AND_EXPR): Only narrow to a type that corresponds
to a mode.
From-SVN: r7580
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/expr.c | 4 |
1 files changed, 3 insertions, 1 deletions
@@ -8364,6 +8364,7 @@ do_jump (exp, if_false_label, if_true_label) rtx comparison = 0; int i; tree type; + enum machine_mode mode; emit_queue (); @@ -8440,7 +8441,8 @@ do_jump (exp, if_false_label, if_true_label) && TREE_CODE (TREE_OPERAND (exp, 1)) == INTEGER_CST && TYPE_PRECISION (TREE_TYPE (exp)) <= HOST_BITS_PER_WIDE_INT && (i = floor_log2 (TREE_INT_CST_LOW (TREE_OPERAND (exp, 1)))) >= 0 - && (type = type_for_size (i + 1, 1)) != 0 + && (mode = mode_for_size (i + 1, MODE_INT, 0)) != BLKmode + && (type = type_for_mode (mode, 1)) != 0 && TYPE_PRECISION (type) < TYPE_PRECISION (TREE_TYPE (exp)) && (cmp_optab->handlers[(int) TYPE_MODE (type)].insn_code != CODE_FOR_nothing)) |