[Bug rtl-optimization/56921] [4.9 Regression] ICE in rtx_cost called by doloop_optimize_loops for PPC

[ktkachov at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56921



--- Comment #12 from ktkachov at gcc dot gnu.org 2013-04-15 15:26:10 UTC ---

(In reply to comment #11)

> Created attachment 29877 [details]

> patch papering over the issue with TODO_do_not_ggc_collect

> 

> Patch papering over (restoring non-GC collect) attached.  Not exactly the

> best solution as garbage is then again not collected during the in some

> cases memory expensive passes.



Fixes ICE while building libgfortran for arm-*-*.

Also, no regressions on arm-none-eabi tested with qemu.