Ticket #21341: gcc44-config.guess.diff

config.guess

@@ -1259 +1259 @@
     *:Darwin:*:*)
         UNAME_PROCESSOR=`uname -p` || UNAME_PROCESSOR=unknown
         case $UNAME_PROCESSOR in
+            i386)
+                eval $set_cc_for_build
+                if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then
+                  # if system compiler available test by code generation
+                  sed 's/^                //' << EOF >$dummy.c
+                  #if defined(__LP64__)
+                  main()
+                  {
+                  }
+                  #endif
+EOF
+                  if test `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep -c main` = 1 ; then
+                      UNAME_PROCESSOR=x86_64
+                  fi
+                else
+                     # architecture test in absence of compiler
+                     case `uname -r` in
+                        [1-9].*) ;;
+                        *) 
+                          # if darwin10 or later test if EMT64 capable
+                          if test `sysctl -n hw.cpu64bit_capable | grep -c 1` = 1 ; then
+                              UNAME_PROCESSOR=x86_64
+                          fi ;;
+                     esac
+                fi ;;
             unknown) UNAME_PROCESSOR=powerpc ;;
         esac
         echo ${UNAME_PROCESSOR}-apple-darwin${UNAME_RELEASE}