* configure.in: move RUBY_MINGW32 after AC_PROG_CC.

RUBY_MINGW32 uses AC_TRY_CPP and it sets CC and CPP. [Bug #6816]

* configure.in: don't use AC_PROG_CC in AS_CASE.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36610 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,10 @@
+Fri Aug  3 17:25:49 2012  NARUSE, Yui  <naruse@ruby-lang.org>
+
+	* configure.in: move RUBY_MINGW32 after AC_PROG_CC.
+	  RUBY_MINGW32 uses AC_TRY_CPP and it sets CC and CPP. [Bug #6816]
+
+	* configure.in: don't use AC_PROG_CC in AS_CASE.
+
 Fri Aug  3 17:21:52 2012  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* test/runner.rb: get rid of loading previously installed gems.

configure.in

@@ -372,11 +372,12 @@ RUBY_NACL
 if test x"${build}" != x"${host}"; then
   AC_CHECK_TOOL(CC, gcc)
 fi
-RUBY_MINGW32
 AS_CASE(["$build_os"],
-[darwin*], [ AC_PROG_CC(clang gcc cc) ],
-           [ AC_PROG_CC ])
+[darwin*], [ cc_list="clang gcc cc" ],
+           [ cc_list="gcc cc" ])
+AC_PROG_CC([$cc_list])
 AC_PROG_CXX
+RUBY_MINGW32
 AC_PROG_GCC_TRADITIONAL
 AC_SUBST(GCC)
 AC_CHECK_TOOL([LD], [ld], [ld])