http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60536
--- Comment #5 from Kostya Serebryany <kcc at gcc dot gnu.org> --- > Clang trunk cannot build Firefox with -fsanitize=address, because I get > asan related linker errors. To the best of my knowledge, firefox is routinely built by several different teams using clang+asan. Please report a separate bug at code.google.com/p/address-sanitizer/