r193911 - in /trunk/gcc: ChangeLog cselib.c tes...

[jakub@gcc.gnu.org]

Author: jakub
Date: Wed Nov 28 23:01:03 2012
New Revision: 193911

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=193911
Log:
	PR debug/36728
	PR debug/55467
	PR middle-end/55507
	PR bootstrap/55511
	* cselib.c (cselib_process_insn): If cselib_preserve_constants,
	don't reset table and exit early on volatile insns and setjmp.
	Reset table afterwards on setjmp.

	* gcc.dg/guality/pr36728-1.c: Include "../nop.h", make sure the asm
	are non-empty and add dependency between the first and second asm.
	* gcc.dg/guality/pr36728-2.c: Likewise.
	* gcc.dg/guality/pr36728-3.c: New test.
	* gcc.dg/guality/pr36728-4.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/guality/pr36728-3.c
    trunk/gcc/testsuite/gcc.dg/guality/pr36728-4.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cselib.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/guality/pr36728-1.c
    trunk/gcc/testsuite/gcc.dg/guality/pr36728-2.c