[Bug c++/80236] ARM NEON: Crash in std::map

2017-03-28 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80236 Jonathan Wakely changed: What|Removed |Added Status|WAITING |UNCONFIRMED Ever confirmed|1

[Bug c++/80236] ARM NEON: Crash in std::map

2017-03-28 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80236 --- Comment #10 from Jonathan Wakely --- Oh, but it only happens at -O0, so maybe target specific.

[Bug c++/80236] ARM NEON: Crash in std::map

2017-03-28 Thread d...@dominik-schmidt.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80236 --- Comment #8 from Dominik Schmidt --- -fsanitize=address -g: ==539==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7ebcac10 at pc 0x00013d20 bp 0x7ebca90c sp 0x7ebca904 READ of size 16 at 0x7ebcac10 thread

[Bug c++/80236] ARM NEON: Crash in std::map

2017-03-28 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80236 --- Comment #7 from Jonathan Wakely --- Also please build with -g so the backtraces and stack info are more useful.

[Bug c++/80236] ARM NEON: Crash in std::map

2017-03-28 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80236 --- Comment #6 from Jonathan Wakely --- Are you using the right libstdc++.so that matches the gcc 6.3.0 compiler? What does "ldd /tmp/crashTest" show?

[Bug c++/80236] ARM NEON: Crash in std::map

2017-03-28 Thread d...@dominik-schmidt.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80236 --- Comment #5 from Dominik Schmidt --- -fsanitize=undefined does not make any difference.

[Bug c++/80236] ARM NEON: Crash in std::map

2017-03-28 Thread d...@dominik-schmidt.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80236 --- Comment #4 from Dominik Schmidt --- AddressSanitizer output: = ==597==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7e842bd0 at pc

[Bug c++/80236] ARM NEON: Crash in std::map

2017-03-28 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80236 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug c++/80236] ARM NEON: Crash in std::map

2017-03-28 Thread d...@dominik-schmidt.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80236 --- Comment #2 from Dominik Schmidt --- Created attachment 41067 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41067=edit g++ --version --verbose

[Bug c++/80236] ARM NEON: Crash in std::map

2017-03-28 Thread d...@dominik-schmidt.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80236 --- Comment #1 from Dominik Schmidt --- Created attachment 41066 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41066=edit part 2 of minimal example: bar.cpp