[Bug c/91591] New: Arc: ICE in trunc_int_for_mode, at explow.c:60

[giulio.benetti at micronovasrl dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91591

            Bug ID: 91591
           Summary: Arc: ICE in trunc_int_for_mode, at explow.c:60
           Product: gcc
           Version: 7.3.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: giulio.benetti at micronovasrl dot com
  Target Milestone: ---

When building dawgdic with arc gcc 7.3.1, build fails with ICE:
during RTL pass: vartrack
dawgdic-build.cc: In function ‘int main(int, char**)’:
dawgdic-build.cc:304:1: internal compiler error: in trunc_int_for_mode, at
explow.c:60
 }
 ^

Here is the build log:
http://autobuild.buildroot.net/results/ef7/ef704d3817123b5bdd5bd783abc30242f3c551e0/build-end.log