r251152 - in /trunk/gcc: ChangeLog fold-const.c...

[mpolacek@gcc.gnu.org]

Author: mpolacek
Date: Thu Aug 17 14:33:13 2017
New Revision: 251152

URL: https://gcc.gnu.org/viewcvs?rev=251152&root=gcc&view=rev
Log:
	PR middle-end/81814
	* fold-const.c (operand_equal_for_comparison_p): Remove code that used
	to mimic what shorten_compare did.  Change the return type to bool.
	(fold_cond_expr_with_comparison): Update call to
	operand_equal_for_comparison_p.
	(fold_ternary_loc): Likewise.

	* gcc.dg/torture/pr81814.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr81814.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog