diff options
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/fold-const.c | 3 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gnat.dg/pr35823.adb | 6 |
4 files changed, 19 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index edda265..8e8c215 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2008-04-04 Richard Guenther <rguenther@suse.de> + + PR middle-end/35823 + * fold-const.c (optimize_minmax_comparison): Use the correct + type for the constant in the simplified comparison. + 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com> * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument. diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 14470c5..ef95ae3 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -5547,7 +5547,7 @@ optimize_minmax_comparison (enum tree_code code, tree type, tree op0, tree op1) { tree arg0 = op0; enum tree_code op_code; - tree comp_const = op1; + tree comp_const; tree minmax_const; int consts_equal, consts_lt; tree inner; @@ -5556,6 +5556,7 @@ optimize_minmax_comparison (enum tree_code code, tree type, tree op0, tree op1) op_code = TREE_CODE (arg0); minmax_const = TREE_OPERAND (arg0, 1); + comp_const = fold_convert (TREE_TYPE (arg0), op1); consts_equal = tree_int_cst_equal (minmax_const, comp_const); consts_lt = tree_int_cst_lt (minmax_const, comp_const); inner = TREE_OPERAND (arg0, 0); diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index f3b7b6f..1812cd2 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2008-04-04 Richard Guenther <rguenther@suse.de> + + PR middle-end/35823 + * gnat.dg/pr35823.adb: New testcase. + 2008-04-03 Janis Johnson <janis187@us.ibm.com> PR c/35712 diff --git a/gcc/testsuite/gnat.dg/pr35823.adb b/gcc/testsuite/gnat.dg/pr35823.adb new file mode 100644 index 0000000..e882aa3 --- /dev/null +++ b/gcc/testsuite/gnat.dg/pr35823.adb @@ -0,0 +1,6 @@ +procedure pr35823 (Arg : in String) is + Size : constant Natural := Arg'Size; +begin + null; +end pr35823; + |