[Bug middle-end/65554] New: [5 Regression] ICE: verify_gimple failed

[doko at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65554

            Bug ID: 65554
           Summary: [5 Regression] ICE: verify_gimple failed
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
          Assignee: unassigned at gcc dot gnu.org
          Reporter: doko at gcc dot gnu.org

Created attachment 35135
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=35135&action=edit
preprocessed source

seen building openmsx in Debian unstable, with r221551, fails with -O[123],
works with -O0

g++ -MP -MMD -MF derived/x86_64-linux-debian/dep/ide/HDCommand.d -o
derived/x86_64-linux-debian/obj/ide/HDCommand.o -g -fstack-protector-strong
-Wformat -Werror=format-security -D_FORTIFY_SOURCE=2 -O3 -m64 -pipe
-std=gnu++0x -Wall -Wextra -Wundef -Wunused-macros
-Wno-missing-field-initializers -Wzero-as-null-pointer-constant -Isrc
-Isrc/cassette -Isrc/commands -Isrc/config -Isrc/console -Isrc/cpu
-Isrc/debugger -Isrc/events -Isrc/fdc -Isrc/file -Isrc/ide -Isrc/input
-Isrc/laserdisc -Isrc/memory -Isrc/security -Isrc/serial -Isrc/settings
-Isrc/sound -Isrc/thread -Isrc/utils -Isrc/video -Isrc/video/ld
-Isrc/video/scalers -Isrc/video/v9990 -Iderived/x86_64-linux-debian/config
-I/usr/include/SDL -D_GNU_SOURCE=1 -D_REENTRANT -I/usr/include/SDL
-D_GNU_SOURCE=1 -D_REENTRANT -I/usr/include/freetype2 -I/usr/include/libpng12
-I/usr/include/tcl8.5 -I/usr/include/libxml2 -c src/ide/HDCommand.cc
src/ide/HDCommand.cc: In member function 'virtual void
openmsx::HDCommand::tabCompletion(std::vector<std::basic_string<char> >&)
const':
src/ide/HDCommand.cc:78:6: error: non-trivial conversion at assignment
 void HDCommand::tabCompletion(vector<string>& tokens) const
      ^
long unsigned int
const char[7] *
# .MEM_152 = VDEF <.MEM_149>
MEM[(char * {ref-all})_88] = _126;
src/ide/HDCommand.cc:78:6: internal compiler error: verify_gimple failed
Please submit a full bug report,
with preprocessed source if appropriate.