[Bug rtl-optimization/51051] [4.7 Regression]: build fails on cris-elf building libstdc++-v3

[amodra at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51051

--- Comment #9 from Alan Modra <amodra at gcc dot gnu.org> 2011-11-15 22:10:51 UTC ---
Author: amodra
Date: Tue Nov 15 22:10:46 2011
New Revision: 181391

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=181391
Log:
    PR rtl-optimization/51051
    PR bootstrap/51086
    * function.c (thread_prologue_and_epilogue_insns): Guard
    emitting return with single_succ_p test.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/function.c