exception_handler.cc In file included from /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/exception_handler.cc:95: /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2626:1: warning: ISO C99 requires rest arguments to be used /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2626:1: warning: invoking macro LSS_BODY argument 3: empty macro arguments are undefined in ISO C90 and ISO C++98 /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2640:1: warning: ISO C99 requires rest arguments to be used /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2640:1: warning: invoking macro LSS_BODY argument 3: empty macro arguments are undefined in ISO C90 and ISO C++98 /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2641:1: warning: ISO C99 requires rest arguments to be used /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2641:1: warning: invoking macro LSS_BODY argument 3: empty macro arguments are undefined in ISO C90 and ISO C++98 /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2642:1: warning: ISO C99 requires rest arguments to be used /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2642:1: warning: invoking macro LSS_BODY argument 3: empty macro arguments are undefined in ISO C90 and ISO C++98 /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2643:1: warning: ISO C99 requires rest arguments to be used /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2643:1: warning: invoking macro LSS_BODY argument 3: empty macro arguments are undefined in ISO C90 and ISO C++98 /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2644:1: warning: ISO C99 requires rest arguments to be used /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2644:1: warning: invoking macro LSS_BODY argument 3: empty macro arguments are undefined in ISO C90 and ISO C++98 /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2656:1: warning: ISO C99 requires rest arguments to be used /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2656:1: warning: invoking macro LSS_BODY argument 3: empty macro arguments are undefined in ISO C90 and ISO C++98 /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2724:1: warning: ISO C99 requires rest arguments to be used /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2724:1: warning: invoking macro LSS_BODY argument 3: empty macro arguments are undefined in ISO C90 and ISO C++98 /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2740:1: warning: ISO C99 requires rest arguments to be used /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2740:1: warning: invoking macro LSS_BODY argument 3: empty macro arguments are undefined in ISO C90 and ISO C++98 In file included from /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/exception_handler.cc:95: /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h: In function 'int sys_clone(int (*)(void*), void*, int, void*, int*, void*, int*)': /home/jrmuizel/src/mozilla-central/toolkit/crashreporter/google-breakpad/src/client/linux/handler/../../../common/linux/linux_syscall_support.h:2202: error: r7 cannot be used in asm here make[6]: *** [exception_handler.o] Error 1 make[5]: *** [libs] Error 2 make[4]: *** [crashreporter_libs] Error 2 make[3]: *** [libs_tier_platform] Error 2 make[2]: *** [tier_platform] Error 2 make[1]: *** [default] Error 2 make: *** [build] Error 2

Why won't it let you use r7? does that have some special purpose? That particular file actually has its own Google Code project: http://code.google.com/p/linux-syscall-support/ If you can patch this I can get it landed upstream.

bug 633436 has a patch.