[Bug sanitizer/70624] [6 Regression] Several hundred asan failures with 6.0 on x86_64-apple-darwin10.8

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70624

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
So can dyldVersionNumber be only used for #if SANITIZER_IOSSIM and otherwise
use what it did before?