[Bug c++/82115] New: ICE on (valid) C++11 code: Segmentation fault signal terminated program cc1plus

[su at cs dot ucdavis.edu]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82115

            Bug ID: 82115
           Summary: ICE on (valid) C++11 code: Segmentation fault signal
                    terminated program cc1plus
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: su at cs dot ucdavis.edu
  Target Milestone: ---

It seems to be a recent regression. 

$ g++tk -v
Using built-in specs.
COLLECT_GCC=g++tk
COLLECT_LTO_WRAPPER=/home/su/software/tmp/gcc/gcc-trunk/libexec/gcc/x86_64-pc-linux-gnu/8.0.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: ../gcc-source-trunk/configure --enable-languages=c,c++,lto
--prefix=/home/su/software/tmp/gcc/gcc-trunk --disable-bootstrap
Thread model: posix
gcc version 8.0.0 20170905 (experimental) [trunk revision 251739] (GCC)
$
$ g++-6.2 -c small.cpp
$ 
$ g++tk -c small.cpp
g++tk: internal compiler error: Segmentation fault signal terminated program
cc1plus
Please submit a full bug report,
with preprocessed source if appropriate.
See <https://gcc.gnu.org/bugs/> for instructions.
$


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struct A { int const u = 0; };

struct B : A
{ 
  constexpr B (int const *p) : v (p) {}
  int const *v;
} constexpr b (&b.u);

template < typename > void foo () { b; }