acinclude.m4 (GLIBCPP_ENABLE_LONG_LONG): Run the test in LANG_CPLUSPLUS mode.

2001-11-06  Phil Edwards  <pme@gcc.gnu.org>

	* acinclude.m4 (GLIBCPP_ENABLE_LONG_LONG):  Run the test in
	LANG_CPLUSPLUS mode.
	* aclocal.m4:  Regenerate.
	* configure:  Regenerate.

From-SVN: r46815

libstdc++-v3/ChangeLog

+2001-11-06  Phil Edwards  <pme@gcc.gnu.org>
+
+	* acinclude.m4 (GLIBCPP_ENABLE_LONG_LONG):  Run the test in
+	LANG_CPLUSPLUS mode.
+	* aclocal.m4:  Regenerate.
+	* configure:  Regenerate.
+
 2001-11-05  Phil Edwards  <pme@gcc.gnu.org>
 
 	* porting.texi:  Move...

libstdc++-v3/acinclude.m4

@@ -1500,8 +1500,10 @@ AC_DEFUN(GLIBCPP_ENABLE_LONG_LONG, [dnl
    esac],
   enable_long_long=GLIBCPP_ENABLE_LONG_LONG_DEFAULT)dnl
 
-  AC_MSG_CHECKING([for enabled long long I/O support])
+  AC_LANG_SAVE
+  AC_LANG_CPLUSPLUS
 
+  AC_MSG_CHECKING([for enabled long long I/O support])
   # iostreams require strtoll, strtoull to compile
   AC_TRY_COMPILE([#include <stdlib.h>],
                  [char* tmp; strtoll("gnu", &tmp, 10);],,[enable_long_long=no])
@@ -1513,6 +1515,8 @@ AC_DEFUN(GLIBCPP_ENABLE_LONG_LONG, [dnl
     AC_DEFINE(_GLIBCPP_USE_LONG_LONG)
   fi
   AC_MSG_RESULT($enable_long_long)
+
+  AC_LANG_RESTORE
 ])
 
 

libstdc++-v3/aclocal.m4

@@ -1512,8 +1512,10 @@ AC_DEFUN(GLIBCPP_ENABLE_LONG_LONG, [dnl
    esac],
   enable_long_long=GLIBCPP_ENABLE_LONG_LONG_DEFAULT)dnl
 
-  AC_MSG_CHECKING([for enabled long long I/O support])
+  AC_LANG_SAVE
+  AC_LANG_CPLUSPLUS
 
+  AC_MSG_CHECKING([for enabled long long I/O support])
   # iostreams require strtoll, strtoull to compile
   AC_TRY_COMPILE([#include <stdlib.h>],
                  [char* tmp; strtoll("gnu", &tmp, 10);],,[enable_long_long=no])
@@ -1525,6 +1527,8 @@ AC_DEFUN(GLIBCPP_ENABLE_LONG_LONG, [dnl
     AC_DEFINE(_GLIBCPP_USE_LONG_LONG)
   fi
   AC_MSG_RESULT($enable_long_long)
+
+  AC_LANG_RESTORE
 ])