[Bug debug/84459] New: [8 regression] gcc.dg/guality/pr49888.c fail

[andrey.y.guskov at intel dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84459

            Bug ID: 84459
           Summary: [8 regression] gcc.dg/guality/pr49888.c fail
           Product: gcc
           Version: 8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: debug
          Assignee: unassigned at gcc dot gnu.org
          Reporter: andrey.y.guskov at intel dot com
  Target Milestone: ---

r257631 triggers this:

spawn gdb -nx -nw -quiet -batch -x pr49888.gdb ./pr49888.exe
FAIL: gcc.dg/guality/pr49888.c   -O1  line 18 !c == 1

Option set:
-with-system-zlib --with-demangler-in-ld --with-fpmath=sse --enable-shared
--enable-host-shared --enable-clocale=gnu --enable-cloog-backend=isl
--enable-languages=c,c++,fortran,jit,lto -with-arch=silvermont
--with-cpu=silvermont