This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug sanitizer/81387] UBSAN consumes too much memory at -O2
- From: "marxin at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 11 Jul 2017 09:34:17 +0000
- Subject: [Bug sanitizer/81387] UBSAN consumes too much memory at -O2
- Auto-submitted: auto-generated
- References: <bug-81387-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81387
--- Comment #2 from Martin Liška <marxin at gcc dot gnu.org> ---
Just for curiosity, I tried to use clang++ 4.0.0 and clang++ pr81387.ii -c -O2
-fsanitize=undefined took me about 180s and memory was ~2.5GB.