1 SPARC architecture specific patch. Probably cannot send upstream.  

     2 

     3 --- comm-esr31/mozilla/js/src/ctypes/libffi/src/closures.c.orig	2015-05-07 22:39:07.816379536 +0530

     4 +++ comm-esr31/mozilla/js/src/ctypes/libffi/src/closures.c	2015-05-07 22:39:42.088095728 +0530

     5 @@ -608,3 +608,12 @@ ffi_closure_free (void *ptr)

     6  

     7  # endif /* ! FFI_MMAP_EXEC_WRIT */

     8  #endif /* FFI_CLOSURES */

     9 +

    10 +#ifdef __sparc

    11 +#include <strings.h>

    12 +int

    13 +__ffssi2 (int x)

    14 +{

    15 +ffs (x);

    16 +}

    17 +#endif