bzr commit into mysql-next-mr-bugfixing branch (holyfoot:3171) Bug#52208

[Alexey Botchkov]

#At file:///home/hf/work/mysql_common/52208/ based on revid:bar@stripped

 3171 Alexey Botchkov	2010-05-05
      Bug#52208      gis fails on some platforms (Solaris, HP-UX, Linux)
              The proper double mode isn't turned on if compiled with SUN Studio.
               So that floating math produces slightly different result.
      
      per-file comments:
        sql/mysqld.cc
      Bug#52208      gis fails on some platforms (Solaris, HP-UX, Linux)
              Turn on the 64-bit double mode on for the SUN Studio compiler.

    modified:
      sql/mysqld.cc
=== modified file 'sql/mysqld.cc'
--- a/sql/mysqld.cc	2010-04-19 08:29:52 +0000
+++ b/sql/mysqld.cc	2010-05-05 05:17:26 +0000
@@ -227,6 +227,9 @@ typedef fp_except fp_except_t;
 # ifdef __GNUC__
 #  define _FPU_GETCW(cw) __asm__ __volatile__("fnstcw %0" : "=m" (*&cw))
 #  define _FPU_SETCW(cw) __asm__ __volatile__("fldcw %0" : : "m" (*&cw))
+# elif defined(__SUNPRO_CC)
+#  define _FPU_GETCW(cw) asm volatile ("fnstcw %0" : "=m" (*&cw))
+#  define _FPU_SETCW(cw) asm volatile ("fldcw %0" : : "m" (*&cw))
 # else
 #  define _FPU_GETCW(cw) (cw= 0)
 #  define _FPU_SETCW(cw)


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