[Bug c++/69241] New: [6 Regression] ICE: in assign_temp, at function.c:961

[trippels at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69241

            Bug ID: 69241
           Summary: [6 Regression] ICE: in assign_temp, at function.c:961
           Product: gcc
           Version: 6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: trippels at gcc dot gnu.org
                CC: jason at gcc dot gnu.org
  Target Milestone: ---

Building Chromium fails:

markus@x4 tmp % g++ -c -O2 -march=native -fno-exceptions
mhtml_generation_manager.ii
../../content/browser/download/mhtml_generation_manager.cc: In static member
function ‘static base::File content::MHTMLGenerationManager::CreateFile(const
base::FilePath&)’:
../../content/browser/download/mhtml_generation_manager.cc:318:12: internal
compiler error: in assign_temp, at function.c:961

0xa4a5c3 assign_temp(tree_node*, int, int)
        ../../gcc/gcc/function.c:961
0x8d0c0e expand_call(tree_node*, rtx_def*, int)
        ../../gcc/gcc/calls.c:2552
0x9dfc2c expand_expr_real_1(tree_node*, rtx_def*, machine_mode,
expand_modifier, rtx_def**, bool)
        ../../gcc/gcc/expr.c:10585
0x8e196a expand_expr
        ../../gcc/gcc/expr.h:256
0x8e196a expand_call_stmt
        ../../gcc/gcc/cfgexpand.c:2648
0x8e196a expand_gimple_stmt_1
        ../../gcc/gcc/cfgexpand.c:3536
0x8e196a expand_gimple_stmt
        ../../gcc/gcc/cfgexpand.c:3702
0x8e42e4 expand_gimple_basic_block
        ../../gcc/gcc/cfgexpand.c:5708
0x8e92b6 execute
        ../../gcc/gcc/cfgexpand.c:6323

Started with r232167.

Reducing...