[Bug sanitizer/69443] -fsanitize=address should add -lpthread to linker call

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69443

--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
I'm afraid it is undesirable, various projects flag ldd -u diagnosed
dependencies as errors.  Perhaps just configure without -fsanitize=address in
CFLAGS and only add those for the actual builds?