+ if test "${ac_cv_header_hash_map+set}" = set; then
+ echo "$as_me:$LINENO: checking for hash_map" >&5
+echo $ECHO_N "checking for hash_map... $ECHO_C" >&6
+if test "${ac_cv_header_hash_map+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_hash_map" >&5
+echo "${ECHO_T}$ac_cv_header_hash_map" >&6
+else
+ # Is the header compilable?
+echo "$as_me:$LINENO: checking hash_map usability" >&5
+echo $ECHO_N "checking hash_map usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+#include <hash_map>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_header_compiler=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking hash_map presence" >&5
+echo $ECHO_N "checking hash_map presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <hash_map>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+ (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } >/dev/null; then
+ if test -s conftest.err; then
+ ac_cpp_err=$ac_cxx_preproc_warn_flag
+ else
+ ac_cpp_err=
+ fi
+else
+ ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+ ac_header_preproc=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_header_preproc=no
+fi
+rm -f conftest.err conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So? What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+ yes:no )
+ { echo "$as_me:$LINENO: WARNING: hash_map: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: hash_map: accepted by the compiler, rejected by the preprocessor!" >&2;}
+ { echo "$as_me:$LINENO: WARNING: hash_map: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: hash_map: proceeding with the preprocessor's result" >&2;}
+ (
+ cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+ ) |
+ sed "s/^/$as_me: WARNING: /" >&2
+ ;;
+ no:yes )
+ { echo "$as_me:$LINENO: WARNING: hash_map: present but cannot be compiled" >&5
+echo "$as_me: WARNING: hash_map: present but cannot be compiled" >&2;}
+ { echo "$as_me:$LINENO: WARNING: hash_map: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: hash_map: check for missing prerequisite headers?" >&2;}
+ { echo "$as_me:$LINENO: WARNING: hash_map: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: hash_map: proceeding with the preprocessor's result" >&2;}
+ (
+ cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+ ) |
+ sed "s/^/$as_me: WARNING: /" >&2
+ ;;
+esac
+echo "$as_me:$LINENO: checking for hash_map" >&5
+echo $ECHO_N "checking for hash_map... $ECHO_C" >&6
+if test "${ac_cv_header_hash_map+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ ac_cv_header_hash_map=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_hash_map" >&5
+echo "${ECHO_T}$ac_cv_header_hash_map" >&6
+
+fi
+if test $ac_cv_header_hash_map = yes; then
+ echo "$as_me:$LINENO: checking for hash_map and hash_set" >&5
+echo $ECHO_N "checking for hash_map and hash_set... $ECHO_C" >&6
+ cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <hash_map>
+ #include <hash_set>
+int
+main ()
+{
+std::hash_map<double*, char*, std::hash<double*>, std::equal_to<double*> > test1;
+ std::hash_set<char*, std::hash<char*>, std::equal_to<char*> > test2;
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+ cat >>confdefs.h <<\_ACEOF
+#define HAVE_HASH_MAP 1
+_ACEOF
+
+ cat >>confdefs.h <<\_ACEOF
+#define HAVE_STD_HASH_MAP 1
+_ACEOF
+
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+
+fi
+
+
+
+ if test "${ac_cv_header_ext_hash_map+set}" = set; then
+ echo "$as_me:$LINENO: checking for ext/hash_map" >&5
+echo $ECHO_N "checking for ext/hash_map... $ECHO_C" >&6
+if test "${ac_cv_header_ext_hash_map+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_ext_hash_map" >&5
+echo "${ECHO_T}$ac_cv_header_ext_hash_map" >&6
+else
+ # Is the header compilable?
+echo "$as_me:$LINENO: checking ext/hash_map usability" >&5
+echo $ECHO_N "checking ext/hash_map usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+$ac_includes_default
+#include <ext/hash_map>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_header_compiler=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking ext/hash_map presence" >&5
+echo $ECHO_N "checking ext/hash_map presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <ext/hash_map>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+ (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } >/dev/null; then
+ if test -s conftest.err; then
+ ac_cpp_err=$ac_cxx_preproc_warn_flag
+ else
+ ac_cpp_err=
+ fi
+else
+ ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+ ac_header_preproc=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_header_preproc=no
+fi
+rm -f conftest.err conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So? What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+ yes:no )
+ { echo "$as_me:$LINENO: WARNING: ext/hash_map: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: ext/hash_map: accepted by the compiler, rejected by the preprocessor!" >&2;}
+ { echo "$as_me:$LINENO: WARNING: ext/hash_map: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: ext/hash_map: proceeding with the preprocessor's result" >&2;}
+ (
+ cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+ ) |
+ sed "s/^/$as_me: WARNING: /" >&2
+ ;;
+ no:yes )
+ { echo "$as_me:$LINENO: WARNING: ext/hash_map: present but cannot be compiled" >&5
+echo "$as_me: WARNING: ext/hash_map: present but cannot be compiled" >&2;}
+ { echo "$as_me:$LINENO: WARNING: ext/hash_map: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: ext/hash_map: check for missing prerequisite headers?" >&2;}
+ { echo "$as_me:$LINENO: WARNING: ext/hash_map: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: ext/hash_map: proceeding with the preprocessor's result" >&2;}
+ (
+ cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+ ) |
+ sed "s/^/$as_me: WARNING: /" >&2
+ ;;
+esac
+echo "$as_me:$LINENO: checking for ext/hash_map" >&5
+echo $ECHO_N "checking for ext/hash_map... $ECHO_C" >&6
+if test "${ac_cv_header_ext_hash_map+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ ac_cv_header_ext_hash_map=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_ext_hash_map" >&5
+echo "${ECHO_T}$ac_cv_header_ext_hash_map" >&6
+
+fi
+if test $ac_cv_header_ext_hash_map = yes; then
+ echo "$as_me:$LINENO: checking for hash_map and hash_set" >&5
+echo $ECHO_N "checking for hash_map and hash_set... $ECHO_C" >&6
+ cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <ext/hash_map>
+ #include <ext/hash_set>
+int
+main ()
+{
+__gnu_cxx::hash_map<double*, char*, __gnu_cxx::hash<double*>, std::equal_to<double*> > test1;
+ __gnu_cxx::hash_set<char*, __gnu_cxx::hash<char*>, std::equal_to<char*> > test2;
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+ cat >>confdefs.h <<\_ACEOF
+#define HAVE_EXT_HASH_MAP 1
+_ACEOF
+
+ cat >>confdefs.h <<\_ACEOF
+#define HAVE_GNU_CXX_HASH_MAP 1
+_ACEOF
+
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+
+fi
+
+
+