My build of SM Linux x86_64 failed with c++ -Wall -Wpointer-arith -Woverloaded-virtual -Werror=return-type -Werror=int-to-pointer-cast -Wtype-limits -Wempty-body -Wsign-compare -Wno-invalid-offsetof -Wcast-align -fno-strict-aliasing -fno-rtti -fno-math-errno -std=gnu++0x -pthread -pipe -fexceptions -DNDEBUG -DTRIMMED -Os -freorder-blocks -fomit-frame-po inter -fPIC -shared -Wl,-z,defs -Wl,-h, -o test-ctors.so -lpthread -Wl,-z,noexecstack -Wl,-z,text -Wl,--build-id -B /home/hafi/moz-work/src/obj-x86_64-unknown -linux-gnu/mozilla/build/unix/gold -Wl,-rpath-link,/home/hafi/moz-work/src/obj-x86_64-unknown-linux-gnu/mozilla/dist/bin -Wl,-rpath-link,/usr/local/lib test -ctors.o -nostartfiles /home/hafi/moz-work/src/obj-x86_64-unknown-linux-gnu/mozilla/build/unix/gold/ld: fatal error: -h: must take a non-empty argument The bustage is caused by the checkin 5e565152b016 of Bug 1000994. Verified by back out.