Bug#24303829 ADD SUPPORT FOR SOLARIS STUDIO 12.5 AKA 5.14 TO MYSQL 5.6

Parse new output from 'CC -V'

Remove '-Xa' from COMMON_C_FLAGS (prefer ISO C rather than K&R C semantics)
It is not needed, and it cannot be used together with the -std=xxx flag.

This is a partial backport of the fix for:
Bug#23212938 ADD SUPPORT FOR SOLARIS STUDIO 12.5 AKA 5.14

Author: Tor Didriksen

cmake/build_configurations/compiler_options.cmake

@@ -82,7 +82,7 @@ IF(UNIX)
         ENDIF()
       ELSE() 
         # Assume !x86 is SPARC
-        SET(COMMON_C_FLAGS                 "-g -Xa -xstrconst -mt")
+        SET(COMMON_C_FLAGS                 "-g -xstrconst -mt")
         SET(COMMON_CXX_FLAGS               "-g0 -mt")
         IF(32BIT)
           SET(COMMON_C_FLAGS               "${COMMON_C_FLAGS} -xarch=sparc")

configure.cmake

@@ -153,6 +153,7 @@ IF(CMAKE_SYSTEM_NAME MATCHES "SunOS" AND
   GET_FILENAME_COMPONENT(CXX_REALPATH ${CMAKE_CXX_COMPILER} REALPATH)
 
   # CC -V yields
+  # CC: Studio 12.5 Sun C++ 5.14 SunOS_sparc Dodona 2016/04/04
   # CC: Sun C++ 5.13 SunOS_sparc Beta 2014/03/11
   # CC: Sun C++ 5.11 SunOS_sparc 2010/08/13
 
@@ -167,9 +168,13 @@ IF(CMAKE_SYSTEM_NAME MATCHES "SunOS" AND
   ENDIF()
 
   STRING(REGEX MATCH "CC: Sun C\\+\\+ 5\\.([0-9]+)" VERSION_STRING ${stderr})
+  IF (CMAKE_MATCH_1 STREQUAL "")
+    STRING(REGEX MATCH "CC: Studio 12\\.5 Sun C\\+\\+ 5\\.([0-9]+)"
+      VERSION_STRING ${stderr})
+  ENDIF()
   SET(CC_MINOR_VERSION ${CMAKE_MATCH_1})
 
-  IF(${CC_MINOR_VERSION} EQUAL 13)
+  IF(${CC_MINOR_VERSION} GREATER 12)
     SET(STLPORT_SUFFIX "lib/compilers/stlport4")
     IF(SIZEOF_VOIDP EQUAL 8 AND CMAKE_SYSTEM_PROCESSOR MATCHES "sparc")
       SET(STLPORT_SUFFIX "lib/compilers/stlport4/sparcv9")