[Bug rtl-optimization/51040] ICE: RTL check: access of elt 1 of 'not' with last elt 0 in gen_rtx_fmt_ee_stat, at ./genrtl.h:33 with __atomic_nand_fetch()

[amacleod at redhat dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51040

--- Comment #2 from Andrew Macleod <amacleod at redhat dot com> 2011-11-10 
16:39:36 UTC ---
Author: amacleod
Date: Thu Nov 10 16:39:32 2011
New Revision: 181259

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=181259
Log:
    PR rtl-optimization/51040
    * optabs.c (expand_atomic_fetch_op): Patchup code for NAND should be AND
    followed by NOT.
    * builtins.c (expand_builtin_atomic_fetch_op): Patchup code for NAND
    should be AND followed by NOT.
    * testsuite/gcc.dg/atomic-noinline[-aux].c: Test no-inline NAND and
    patchup code.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/builtins.c
    trunk/gcc/optabs.c
    trunk/gcc/testsuite/gcc.dg/atomic-noinline-aux.c
    trunk/gcc/testsuite/gcc.dg/atomic-noinline.c