This defines cl_word_alignment for sh4.
Thanks to Nobuhiro Iwamatsu <iwamatsu@nigauri.org>.
#if defined(__m68k__)
#define cl_word_alignment 2
#endif
-#if defined(__i386__) || defined(__mips__) || defined(__mipsel__) || (defined(__sparc__) && !defined(__sparc64__)) || defined(__hppa__) || defined(__arm__) || defined(__rs6000__) || defined(__m88k__) || defined(__convex__) || defined(__s390__)
+#if defined(__i386__) || defined(__mips__) || defined(__mipsel__) || (defined(__sparc__) && !defined(__sparc64__)) || defined(__hppa__) || defined(__arm__) || defined(__rs6000__) || defined(__m88k__) || defined(__convex__) || defined(__s390__) || defined(__sh__)
#define cl_word_alignment 4
#endif
#if defined(__alpha__) || defined(__ia64__) || defined(__mips64__) || defined(__powerpc64__) || defined(__sparc64__) || defined(__x86_64__)