2000-05-09 Vadim Egorov <egorovv@mailandnews.com>

	    Benjamin Kosnik  <bkoz@gnu.org>
	    Nathan Myers  <ncm@cantrip.org>
	    Dietmar Kuehl  <dietmar_kuehl@yahoo.com>

        * bits/streambuf.tcc (basic_streambuf::xsgetn): Fix uflow case.
	(basic_streambuf::xsputn): Make consistent.
	* testsuite/27_io/filebuf.cc: Add tests.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@33794 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 20 insertions, 1 deletions

diff --git a/libstdc++-v3/testsuite/27_io/filebuf.cc b/libstdc++-v3/testsuite/27_io/filebuf.cc
index 586388e8e10..40e6cc6a1ab 100644
--- a/libstdc++-v3/testsuite/27_io/filebuf.cc
+++ b/libstdc++-v3/testsuite/27_io/filebuf.cc
@@ -503,12 +503,31 @@ bool test03() {
   return test;
 }
 
+bool test04()
+{
+  using namespace std;
+  typedef istream::int_type	int_type;
+
+  bool test = true;
+  ifstream ifs(name_02);
+  char buffer[] = "xxxxxxxxxx";
+  int_type len1 = ifs.rdbuf()->sgetn(buffer, sizeof(buffer));
+  test &= len1 == sizeof(buffer);
+  test &= buffer[0] == 'a';
 
-int main() {
+#ifdef DEBUG_ASSERT
+  assert(test);
+#endif
+  return test;
+}
+
+int main() 
+{
   test00();
   test01();
   test02();
   test03();
+  test04();
 
   return 0;
 }