[PATCH] Avoid -Wunused-parameter warnings from testsuite utility

[Jonathan Wakely]

	* testsuite/util/testsuite_api.h: Remove names of unused parameters.

Tested x86_64-linux, committed to trunk.


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commit 0ea1c74e5df4214d4ab03ef264f53e4ef4aa1d87
Author: Jonathan Wakely <jwakely@redhat.com>
Date:   Wed May 29 15:19:14 2019 +0100

    Avoid -Wunused-parameter warnings from testsuite utility
    
            * testsuite/util/testsuite_api.h: Remove names of unused parameters.

diff --git a/libstdc++-v3/testsuite/util/testsuite_api.h b/libstdc++-v3/testsuite/util/testsuite_api.h
index 4c5388ac91f..793aa40f449 100644
--- a/libstdc++-v3/testsuite/util/testsuite_api.h
+++ b/libstdc++-v3/testsuite/util/testsuite_api.h
@@ -113,18 +113,15 @@ namespace __gnu_test
   // For 26 numeric algorithms requirements, need addable,
   // subtractable, multiplicable.
   inline NonDefaultConstructible
-  operator+(const NonDefaultConstructible& lhs,
-	    const NonDefaultConstructible& rhs)
+  operator+(const NonDefaultConstructible&, const NonDefaultConstructible&)
   { return NonDefaultConstructible(1); }
 
   inline NonDefaultConstructible
-  operator-(const NonDefaultConstructible& lhs,
-	    const NonDefaultConstructible& rhs)
+  operator-(const NonDefaultConstructible&, const NonDefaultConstructible&)
   { return NonDefaultConstructible(1); }
 
   inline NonDefaultConstructible
-  operator*(const NonDefaultConstructible& lhs,
-	    const NonDefaultConstructible& rhs)
+  operator*(const NonDefaultConstructible&, const NonDefaultConstructible&)
   { return NonDefaultConstructible(1); }
 
   // Like unary_function, but takes no argument. (ie, void).