7e4b9c4 Improve -Wunused-value testcase build failures fix

Authored and Committed by gbenson 3 years ago
    Improve -Wunused-value testcase build failures fix
    
    This commit improves upon my previous -Wunused-value fix by
    replacing the various dummy variables with casts to void, as
    suggested by Pedro.
    
    gdb/testsuite/ChangeLog:
    
    	* gdb.cp/namespace.cc: Improve -Wunused-value fix.
    	* gdb.cp/nsimport.cc: Likewise.
    	* gdb.cp/nsnested.cc: Likewise.
    	* gdb.cp/nsnoimports.cc: Likewise.
    	* gdb.cp/nsusing.cc: Likewise.
    	* gdb.cp/smartp.cc: Likewise.
    	* gdb.python/py-pp-integral.c: Likewise.
    	* gdb.python/py-pp-re-notag.c: Likewise.
    
        
file modified
+12 -0