See https://bugzilla.mozilla.org/show_bug.cgi?id=322806 and http://bugs.openembedded.net/show_bug.cgi?id=1600 --- /tmp/xptcinvoke_arm.cpp 2006-12-10 20:02:57.000000000 +0100 +++ mozilla/xpcom/reflect/xptcall/src/md/unix/xptcinvoke_arm.cpp 2006-12-10 20:03:54.592227000 +0100 @@ -212,7 +212,7 @@ "add sp, sp, r4 \n\t" /* restore stack pointer */ "mov %0, r0 \n\t" /* the result... */ : "=r" (result) - : "r" (&my_params) + : "r" (&my_params), "m" (my_params) : "r0", "r1", "r2", "r3", "r4", "ip", "lr", "sp" );