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[Bug libfortran/81939] valgrind error message in build_float_string and heap-buffer-overflow on address sanitized libgfortran.so
- From: "dominiq at lps dot ens.fr" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 30 Aug 2017 15:56:50 +0000
- Subject: [Bug libfortran/81939] valgrind error message in build_float_string and heap-buffer-overflow on address sanitized libgfortran.so
- Auto-submitted: auto-generated
- References: <bug-81939-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81939
--- Comment #3 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
> Did you get MALLOC checks?
>
> *** Error in `./a.out': free(): invalid pointer: 0x0000000000c0b560 ***
> *** Error in `./a.out': free(): invalid pointer: 0x0000000000c0b6a0 ***
> *** Error in `./a.out': free(): invalid pointer: 0x0000000000c0c9f0 ***
>
> I have MALLOC_CHECK_=1
I am not sure MALLOC_CHECK_ is doing anything on darwin and I cannot use
valgrind anymore.