r171840 - in /trunk/gcc: ChangeLog ifcvt.c test...

[bernds@gcc.gnu.org]

Author: bernds
Date: Fri Apr  1 17:40:27 2011
New Revision: 171840

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=171840
Log:
	* ifcvt.c (cond_exec_process_insns): Disallow converting a block
	that contains the prologue.

	* gcc.c-torture/compile/20110401-1.c: New test.


Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/20110401-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ifcvt.c
    trunk/gcc/testsuite/ChangeLog