Warning suppressions.

test/boost_has_int128.ipp

@@ -66,6 +66,7 @@ int test()
    
    my_uint128_t ii(2), jj(1), kk;
    kk = ii / jj;
+   (void)kk;
 
    return 0;
 }

test/boost_no_cxx11_user_lit.ipp

@@ -47,12 +47,12 @@ struct parse_int<base, val, c, Digits...>
 char_value, Digits...>::value };
 };
 
-my_literal operator "" _suf1(unsigned long long v)
+my_literal operator ""_suf1(unsigned long long v)
 {
    return my_literal(v);
 }
 template <char...PACK>
-my_literal operator "" _bin()
+my_literal operator ""_bin()
 {
    return parse_int<2, 0, PACK...>::value;
 }

test/boost_no_cxx14_decltype_auto.ipp

@@ -23,7 +23,7 @@ const int &foo(const int &x)
 
 int test()
 {
-    int j;
+    int j = 0;
     decltype(auto) x = foo(j);
     quiet_warning(x);
     return 0;

test/boost_no_cxx17_hdr_execution.ipp

@@ -23,6 +23,11 @@ int test()
   using std::execution::seq;
   using std::execution::par;
   using std::execution::par_unseq;
+
+  (void)seq;
+  (void)par;
+  (void)par_unseq;
+
   return 0;
 }
 

test/boost_no_cxx17_std_invoke.ipp

@@ -20,6 +20,7 @@ int foo( int i, int j) {
 int test() {
     int i = 1, j = 2;
     typename std::invoke_result<int(&)(int,int), int, int>::type t = std::invoke( foo, i, j);
+    (void)t;
     return 0;
 }