[Bug lto/59723] [4.9 Regression] ICE: in lto_output_tree, at lto-streamer-out.c:1390 when compiling some Fortran tests with -flto

[aldyh at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59723

--- Comment #14 from Aldy Hernandez <aldyh at gcc dot gnu.org> ---
(In reply to Dominique d'Humieres from comment #12)
> > This untested patch gets rid of the majority of the failures, although 
> > I still see 2-3 errors in the dwarf code in tests like namelist_70.cf90:
> 
> Using
> 
> time make -k -j8 check-gfortran
> RUNTESTFLAGS="--target_board=unix'{-m32/-flto,-m64/-flto}'"
> 
> I see the following (26) failures
> 

Yup, all those failures were there before.  I see a net decrease of 310
failures with my patch.  I will take a look at the dwarf ones.