Fix new test that fails in C++98 mode

	* testsuite/20_util/function_objects/comparisons_pointer.cc: Adjust
	to compile as C++98.

From-SVN: r258623

libstdc++-v3/ChangeLog

+2018-03-17  Jonathan Wakely  <jwakely@redhat.com>
+
+	* testsuite/20_util/function_objects/comparisons_pointer.cc: Adjust
+	to compile as C++98.
+
 2018-03-14  Jonathan Wakely  <jwakely@redhat.com>
 
 	PR libstdc++/78420

libstdc++-v3/testsuite/20_util/function_objects/comparisons_pointer.cc

@@ -27,7 +27,7 @@ int a[8];
 void
 test01()
 {
-  auto p = a + 8;
+  int* p = a + 8;
   std::greater<int*> gt;
 
   std::stringstream ss;
@@ -44,7 +44,7 @@ test01()
   ss.str("");
   ss.clear();
   sum = 0;
-  auto p2 = a + 8;
+  int* p2 = a + 8;
   std::greater<> gt2;
   ss << gt2(p2, b) << ' ' << gt2(b, p2) << ' ' << (!gt2(p2, b) && !gt2(b, p2));
   while (ss >> n)
@@ -59,7 +59,7 @@ test01()
 void
 test02()
 {
-  auto p = a + 8;
+  int* p = a + 8;
   std::less<int*> lt;
 
   std::stringstream ss;
@@ -76,7 +76,7 @@ test02()
   ss.str("");
   ss.clear();
   sum = 0;
-  auto p2 = a + 8;
+  int* p2 = a + 8;
   std::less<> lt2;
   ss << lt2(p2, b) << ' ' << lt2(b, p2) << ' ' << (!lt2(p2, b) && !lt2(b, p2));
   while (ss >> n)
@@ -91,7 +91,7 @@ test02()
 void
 test03()
 {
-  auto p = a + 8;
+  int* p = a + 8;
   std::greater_equal<int*> ge;
 
   std::stringstream ss;
@@ -109,7 +109,7 @@ test03()
   ss.str("");
   ss.clear();
   sum = 0;
-  auto p2 = a + 8;
+  int* p2 = a + 8;
   std::greater_equal<> ge2;
   ss << !ge2(p2, b) << ' ' << !ge2(b, p2) << ' ' << (ge2(p2, b) && ge2(b, p2));
   while (ss >> n)
@@ -125,7 +125,7 @@ test03()
 void
 test04()
 {
-  auto p = a + 8;
+  int* p = a + 8;
   std::less_equal<int*> le;
 
   std::stringstream ss;
@@ -143,7 +143,7 @@ test04()
   ss.str("");
   ss.clear();
   sum = 0;
-  auto p2 = a + 8;
+  int* p2 = a + 8;
   std::less_equal<> le2;
   ss << !le2(p2, b) << ' ' << !le2(b, p2) << ' ' << (le2(p2, b) && le2(b, p2));
   while (ss >> n)
@@ -167,7 +167,7 @@ void
 test05()
 {
   std::less<const X*> lt;
-  auto p = y + 4;
+  X* p = y + 4;
   std::stringstream ss;
   ss << lt(x, p) << ' ' << lt(p, x) << ' ' << (!lt(p, x) && !lt(x, p));
   int sum = 0;
@@ -183,7 +183,7 @@ test05()
   ss.str("");
   ss.clear();
   sum = 0;
-  auto p2 = y + 4;
+  X* p2 = y + 4;
   std::less<> lt2;
   ss << lt2(x, p2) << ' ' << lt2(p2, x) << ' ' << (!lt2(x, p2) && !lt2(p2, x));
   while (ss >> n)