[Bug lto/59543] [4.9 Regression] lto1: fatal error: Cgraph edge statement index out of range

[trippels at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59543

--- Comment #4 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
Created attachment 31527
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=31527&action=edit
testcase

Here's a small testcase:

  % cat check.sh
g++ -g -fprofile-use -fPIC -flto -fno-exceptions -O2 -std=c++11 -c uniset.ii
g++ -fPIC -flto -fno-exceptions -O2 -std=c++11 -c unistr.ii
g++ -fPIC -flto -fno-exceptions -O2 -std=c++11 -c unorm.ii
gcc -O3 -c -fPIC unorm_it.i
g++ -flto -O2 uniset.o unistr.o unorm_it.o unorm.o
  % ./check.sh
In member function ‘extractBetween’:
lto1: fatal error: Cgraph edge statement index out of range 25 < 50
compilation terminated.