merge revision(s) 32544: [Backport #6005]

	* regint.h (PLATFORM_UNALIGNED_WORD_ACCESS): Power PC does not
	  allow unaligned word access.

	* st.c (UNALIGNED_WORD_ACCESS): x86_64 allows unaligned word
	  access as well as i386.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@34565 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 1 deletions

diff --git a/st.c b/st.c
index 56ee31e281..fda5784f98 100644
--- a/st.c
+++ b/st.c
@@ -1002,7 +1002,9 @@ strhash(st_data_t arg)
 #else
 
 #ifndef UNALIGNED_WORD_ACCESS
-# if defined __i386__ || defined _M_IX86
+# if defined(__i386) || defined(__i386__) || defined(_M_IX86) || \
+     defined(__x86_64) || defined(__x86_64__) || defined(_M_AMD86) || \
+     defined(__mc68020__)
 #   define UNALIGNED_WORD_ACCESS 1
 # endif
 #endif