r116124 - in /trunk/gcc: ChangeLog reorg.c test...

[rsandifo@gcc.gnu.org]

Author: rsandifo
Date: Mon Aug 14 12:55:52 2006
New Revision: 116124

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=116124
Log:
gcc/
	PR rtl-optimization/28634
	* reorg.c (fill_slots_from_thread): Do not assume A + X - X == A
	for floating-point modes unless flag_unsafe_math_optimizations.

gcc/testsuite/
	PR rtl-optimization/28634
	* gcc.c-torture/execute/ieee/pr28634.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/ieee/pr28634.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/reorg.c
    trunk/gcc/testsuite/ChangeLog