* include/ruby/io.h (struct rb_io_buffer_t): PACKED_STRUCT should not

be used for platform-specific optimization. PACKED_STRUCT_UNALIGNED
  should be used. [ruby-core:63988] [Bug #10088]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46925 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,9 @@
+Thu Jul 24 15:55:02 2014  Naohisa Goto  <ngotogenome@gmail.com>
+
+	* include/ruby/io.h (struct rb_io_buffer_t): PACKED_STRUCT should not
+	  be used for platform-specific optimization. PACKED_STRUCT_UNALIGNED
+	  should be used. [ruby-core:63988] [Bug #10088]
+
 Thu Jul 24 04:42:13 2014  SHIBATA Hiroshi  <shibata.hiroshi@gmail.com>
 
 	* lib/benchmark.rb: split executable code into sample directory.

include/ruby/io.h

@@ -51,7 +51,7 @@ extern "C" {
 
 RUBY_SYMBOL_EXPORT_BEGIN
 
-PACKED_STRUCT(struct rb_io_buffer_t {
+PACKED_STRUCT_UNALIGNED(struct rb_io_buffer_t {
     char *ptr;                  /* off + len <= capa */
     int off;
     int len;