PR middle-end/34130
* fold-const.c (extract_muldiv_1): Do not move negative
constants inside ABS_EXPR.
* gcc.c-torture/execute/pr34130.c: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@130258
138bc75d-0d04-0410-961f-
82ee72b054a4
+2007-11-17 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/34130
+ * fold-const.c (extract_muldiv_1): Do not move negative
+ constants inside ABS_EXPR.
+
2007-11-16 Ian Lance Taylor <iant@google.com>
* collect2.c (dump_file): If a demangled symbol is followed by a
}
break;
}
+ /* If the constant is negative, we cannot simplify this. */
+ if (tree_int_cst_sgn (c) == -1)
+ break;
/* FALLTHROUGH */
case NEGATE_EXPR:
if ((t1 = extract_muldiv (op0, c, code, wide_type, strict_overflow_p))
+2007-11-17 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/34130
+ * gcc.c-torture/execute/pr34130.c: New testcase.
+
2007-11-17 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
PR fortran/34108
--- /dev/null
+extern void abort (void);
+int foo (int i)
+{
+ return -2 * __builtin_abs(i - 2);
+}
+int main()
+{
+ if (foo(1) != -2
+ || foo(3) != -2)
+ abort ();
+ return 0;
+}