Fix unused parameters and variables

llvm-svn: 290459

18 files changed, 11 insertions, 28 deletions

diff --git a/libcxx/test/std/numerics/complex.number/complex.transcendentals/cos.pass.cpp b/libcxx/test/std/numerics/complex.number/complex.transcendentals/cos.pass.cpp
index e09163a7057..03ed727cab8 100644
--- a/libcxx/test/std/numerics/complex.number/complex.transcendentals/cos.pass.cpp
+++ b/libcxx/test/std/numerics/complex.number/complex.transcendentals/cos.pass.cpp
@@ -35,7 +35,6 @@ test()
 void test_edges()
 {
     typedef std::complex<double> C;
-    const double pi = std::atan2(+0., -0.);
     const unsigned N = sizeof(testcases) / sizeof(testcases[0]);
     for (unsigned i = 0; i < N; ++i)
     {
diff --git a/libcxx/test/std/numerics/complex.number/complex.transcendentals/cosh.pass.cpp b/libcxx/test/std/numerics/complex.number/complex.transcendentals/cosh.pass.cpp
index 0fd9cf79bcb..a2c55390f2a 100644
--- a/libcxx/test/std/numerics/complex.number/complex.transcendentals/cosh.pass.cpp
+++ b/libcxx/test/std/numerics/complex.number/complex.transcendentals/cosh.pass.cpp
@@ -35,7 +35,6 @@ test()
 void test_edges()
 {
     typedef std::complex<double> C;
-    const double pi = std::atan2(+0., -0.);
     const unsigned N = sizeof(testcases) / sizeof(testcases[0]);
     for (unsigned i = 0; i < N; ++i)
     {
diff --git a/libcxx/test/std/numerics/complex.number/complex.transcendentals/log10.pass.cpp b/libcxx/test/std/numerics/complex.number/complex.transcendentals/log10.pass.cpp
index 58286904ae2..8eb72006a1a 100644
--- a/libcxx/test/std/numerics/complex.number/complex.transcendentals/log10.pass.cpp
+++ b/libcxx/test/std/numerics/complex.number/complex.transcendentals/log10.pass.cpp
@@ -34,7 +34,6 @@ test()
 
 void test_edges()
 {
-    const double pi = std::atan2(+0., -0.);
     const unsigned N = sizeof(testcases) / sizeof(testcases[0]);
     for (unsigned i = 0; i < N; ++i)
     {
diff --git a/libcxx/test/std/numerics/complex.number/complex.transcendentals/pow_complex_complex.pass.cpp b/libcxx/test/std/numerics/complex.number/complex.transcendentals/pow_complex_complex.pass.cpp
index 157246947cf..0d039a159e4 100644
--- a/libcxx/test/std/numerics/complex.number/complex.transcendentals/pow_complex_complex.pass.cpp
+++ b/libcxx/test/std/numerics/complex.number/complex.transcendentals/pow_complex_complex.pass.cpp
@@ -36,7 +36,6 @@ test()
 
 void test_edges()
 {
-    const double pi = std::atan2(+0., -0.);
     const unsigned N = sizeof(testcases) / sizeof(testcases[0]);
     for (unsigned i = 0; i < N; ++i)
     {
diff --git a/libcxx/test/std/numerics/complex.number/complex.transcendentals/pow_complex_scalar.pass.cpp b/libcxx/test/std/numerics/complex.number/complex.transcendentals/pow_complex_scalar.pass.cpp
index 0752ea59f55..36a2962218d 100644
--- a/libcxx/test/std/numerics/complex.number/complex.transcendentals/pow_complex_scalar.pass.cpp
+++ b/libcxx/test/std/numerics/complex.number/complex.transcendentals/pow_complex_scalar.pass.cpp
@@ -36,7 +36,6 @@ test()
 
 void test_edges()
 {
-    const double pi = std::atan2(+0., -0.);
     const unsigned N = sizeof(testcases) / sizeof(testcases[0]);
     for (unsigned i = 0; i < N; ++i)
     {
diff --git a/libcxx/test/std/numerics/complex.number/complex.transcendentals/pow_scalar_complex.pass.cpp b/libcxx/test/std/numerics/complex.number/complex.transcendentals/pow_scalar_complex.pass.cpp
index aedeec8caac..74a3857e932 100644
--- a/libcxx/test/std/numerics/complex.number/complex.transcendentals/pow_scalar_complex.pass.cpp
+++ b/libcxx/test/std/numerics/complex.number/complex.transcendentals/pow_scalar_complex.pass.cpp
@@ -36,7 +36,6 @@ test()
 
 void test_edges()
 {
-    const double pi = std::atan2(+0., -0.);
     const unsigned N = sizeof(testcases) / sizeof(testcases[0]);
     for (unsigned i = 0; i < N; ++i)
     {
diff --git a/libcxx/test/std/numerics/complex.number/complex.transcendentals/sin.pass.cpp b/libcxx/test/std/numerics/complex.number/complex.transcendentals/sin.pass.cpp
index e1b98ecd067..7ae59980b09 100644
--- a/libcxx/test/std/numerics/complex.number/complex.transcendentals/sin.pass.cpp
+++ b/libcxx/test/std/numerics/complex.number/complex.transcendentals/sin.pass.cpp
@@ -35,7 +35,6 @@ test()
 void test_edges()
 {
     typedef std::complex<double> C;
-    const double pi = std::atan2(+0., -0.);
     const unsigned N = sizeof(testcases) / sizeof(testcases[0]);
     for (unsigned i = 0; i < N; ++i)
     {
diff --git a/libcxx/test/std/numerics/complex.number/complex.transcendentals/sinh.pass.cpp b/libcxx/test/std/numerics/complex.number/complex.transcendentals/sinh.pass.cpp
index 20f2e71b140..491f3fac573 100644
--- a/libcxx/test/std/numerics/complex.number/complex.transcendentals/sinh.pass.cpp
+++ b/libcxx/test/std/numerics/complex.number/complex.transcendentals/sinh.pass.cpp
@@ -35,7 +35,6 @@ test()
 void test_edges()
 {
     typedef std::complex<double> C;
-    const double pi = std::atan2(+0., -0.);
     const unsigned N = sizeof(testcases) / sizeof(testcases[0]);
     for (unsigned i = 0; i < N; ++i)
     {
diff --git a/libcxx/test/std/numerics/complex.number/complex.transcendentals/tan.pass.cpp b/libcxx/test/std/numerics/complex.number/complex.transcendentals/tan.pass.cpp
index 041a7814d03..9f09ab5827d 100644
--- a/libcxx/test/std/numerics/complex.number/complex.transcendentals/tan.pass.cpp
+++ b/libcxx/test/std/numerics/complex.number/complex.transcendentals/tan.pass.cpp
@@ -36,7 +36,6 @@ test()
 void test_edges()
 {
     typedef std::complex<double> C;
-    const double pi = std::atan2(+0., -0.);
     const unsigned N = sizeof(testcases) / sizeof(testcases[0]);
     for (unsigned i = 0; i < N; ++i)
     {
diff --git a/libcxx/test/std/numerics/complex.number/complex.transcendentals/tanh.pass.cpp b/libcxx/test/std/numerics/complex.number/complex.transcendentals/tanh.pass.cpp
index 9a2276a8b75..8fa419c2179 100644
--- a/libcxx/test/std/numerics/complex.number/complex.transcendentals/tanh.pass.cpp
+++ b/libcxx/test/std/numerics/complex.number/complex.transcendentals/tanh.pass.cpp
@@ -35,7 +35,6 @@ test()
 void test_edges()
 {
     typedef std::complex<double> C;
-    const double pi = std::atan2(+0., -0.);
     const unsigned N = sizeof(testcases) / sizeof(testcases[0]);
     for (unsigned i = 0; i < N; ++i)
     {
diff --git a/libcxx/test/std/numerics/numarray/template.slice.array/slice.arr.assign/slice_array.pass.cpp b/libcxx/test/std/numerics/numarray/template.slice.array/slice.arr.assign/slice_array.pass.cpp
index 72275e01e1b..60b94ab5fc9 100644
--- a/libcxx/test/std/numerics/numarray/template.slice.array/slice.arr.assign/slice_array.pass.cpp
+++ b/libcxx/test/std/numerics/numarray/template.slice.array/slice.arr.assign/slice_array.pass.cpp
@@ -45,7 +45,6 @@ int main()
     // Test return value of assignment.
     {
     int a1[] = {0, 1, 2};
-    int a2[] = {3, 4, 3};
     std::valarray<int> v1(a1, 3);
     std::slice_array<int> s1 = v1[std::slice(1, 1, 1)];
     std::slice_array<int> s2 = v1[std::slice(0, 1, 1)];
diff --git a/libcxx/test/std/numerics/numarray/template.valarray/valarray.members/swap.pass.cpp b/libcxx/test/std/numerics/numarray/template.valarray/valarray.members/swap.pass.cpp
index 2fcdc973041..b2b55fdc3c4 100644
--- a/libcxx/test/std/numerics/numarray/template.valarray/valarray.members/swap.pass.cpp
+++ b/libcxx/test/std/numerics/numarray/template.valarray/valarray.members/swap.pass.cpp
@@ -41,7 +41,6 @@ int main()
         typedef int T;
         T a1[] = {1, 2, 3, 4, 5};
         const unsigned N1 = sizeof(a1)/sizeof(a1[0]);
-        const unsigned N2 = 0;
         std::valarray<T> v1(a1, N1);
         std::valarray<T> v2;
         std::valarray<T> v1_save = v1;
@@ -57,7 +56,6 @@ int main()
     {
         typedef int T;
         T a2[] = {6, 7, 8, 9, 10, 11, 12};
-        const unsigned N1 = 0;
         const unsigned N2 = sizeof(a2)/sizeof(a2[0]);
         std::valarray<T> v1;
         std::valarray<T> v2(a2, N2);
@@ -73,8 +71,6 @@ int main()
     }
     {
         typedef int T;
-        const unsigned N1 = 0;
-        const unsigned N2 = 0;
         std::valarray<T> v1;
         std::valarray<T> v2;
         std::valarray<T> v1_save = v1;
diff --git a/libcxx/test/std/numerics/numarray/valarray.nonmembers/valarray.special/swap.pass.cpp b/libcxx/test/std/numerics/numarray/valarray.nonmembers/valarray.special/swap.pass.cpp
index bd845ce6ef7..cb1807bf380 100644
--- a/libcxx/test/std/numerics/numarray/valarray.nonmembers/valarray.special/swap.pass.cpp
+++ b/libcxx/test/std/numerics/numarray/valarray.nonmembers/valarray.special/swap.pass.cpp
@@ -43,7 +43,6 @@ int main()
         typedef int T;
         T a1[] = {1, 2, 3, 4, 5};
         const unsigned N1 = sizeof(a1)/sizeof(a1[0]);
-        const unsigned N2 = 0;
         std::valarray<T> v1(a1, N1);
         std::valarray<T> v2;
         std::valarray<T> v1_save = v1;
@@ -59,7 +58,6 @@ int main()
     {
         typedef int T;
         T a2[] = {6, 7, 8, 9, 10, 11, 12};
-        const unsigned N1 = 0;
         const unsigned N2 = sizeof(a2)/sizeof(a2[0]);
         std::valarray<T> v1;
         std::valarray<T> v2(a2, N2);
@@ -75,8 +73,6 @@ int main()
     }
     {
         typedef int T;
-        const unsigned N1 = 0;
-        const unsigned N2 = 0;
         std::valarray<T> v1;
         std::valarray<T> v2;
         std::valarray<T> v1_save = v1;
diff --git a/libcxx/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.pass.cpp b/libcxx/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.pass.cpp
index cde9db4ba12..af065b84d1b 100644
--- a/libcxx/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.pass.cpp
+++ b/libcxx/test/std/numerics/numeric.ops/numeric.ops.gcd/gcd.pass.cpp
@@ -44,7 +44,7 @@ constexpr bool test0(Input1 in1, Input2 in2, Output out)
 
 
 template <typename Input1, typename Input2 = Input1>
-constexpr bool do_test(int dummy = 0)
+constexpr bool do_test(int = 0)
 {
     using S1 = typename std::make_signed<Input1>::type;
     using S2 = typename std::make_signed<Input2>::type;
diff --git a/libcxx/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.pass.cpp b/libcxx/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.pass.cpp
index 3eb7b7df3a4..cd03d99ebf1 100644
--- a/libcxx/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.pass.cpp
+++ b/libcxx/test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.pass.cpp
@@ -43,7 +43,7 @@ constexpr bool test0(Input1 in1, Input2 in2, Output out)
 
 
 template <typename Input1, typename Input2 = Input1>
-constexpr bool do_test(int dummy = 0)
+constexpr bool do_test(int = 0)
 {
     using S1 = typename std::make_signed<Input1>::type;
     using S2 = typename std::make_signed<Input2>::type;
diff --git a/libcxx/test/std/numerics/rand/rand.device/ctor.pass.cpp b/libcxx/test/std/numerics/rand/rand.device/ctor.pass.cpp
index ff9285b28da..730576844a0 100644
--- a/libcxx/test/std/numerics/rand/rand.device/ctor.pass.cpp
+++ b/libcxx/test/std/numerics/rand/rand.device/ctor.pass.cpp
@@ -49,6 +49,8 @@ void check_random_device_invalid(const std::string &token) {
     LIBCPP_ASSERT(false);
   } catch (const std::system_error&) {
   }
+#else
+  ((void)token);
 #endif
 }
 
diff --git a/libcxx/test/std/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.bin/eval.pass.cpp b/libcxx/test/std/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.bin/eval.pass.cpp
index 9e46c6e4360..de5b153e0d1 100644
--- a/libcxx/test/std/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.bin/eval.pass.cpp
+++ b/libcxx/test/std/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.bin/eval.pass.cpp
@@ -187,7 +187,7 @@ test4()
         kurtosis += d2 * d2;
     }
     var /= u.size();
-    double dev = std::sqrt(var);
+    //double dev = std::sqrt(var);
     // In this case:
     //   skew     computes to 0./0. == nan
     //   kurtosis computes to 0./0. == nan
@@ -236,7 +236,7 @@ test5()
         kurtosis += d2 * d2;
     }
     var /= u.size();
-    double dev = std::sqrt(var);
+//    double dev = std::sqrt(var);
     // In this case:
     //   skew     computes to 0./0. == nan
     //   kurtosis computes to 0./0. == nan
@@ -389,7 +389,7 @@ test9()
         kurtosis += d2 * d2;
     }
     var /= u.size();
-    double dev = std::sqrt(var);
+//    double dev = std::sqrt(var);
     // In this case:
     //   skew     computes to 0./0. == nan
     //   kurtosis computes to 0./0. == nan
@@ -438,7 +438,7 @@ test10()
         kurtosis += d2 * d2;
     }
     var /= u.size();
-    double dev = std::sqrt(var);
+//    double dev = std::sqrt(var);
     // In this case:
     //   skew     computes to 0./0. == nan
     //   kurtosis computes to 0./0. == nan
@@ -487,7 +487,7 @@ test11()
         kurtosis += d2 * d2;
     }
     var /= u.size();
-    double dev = std::sqrt(var);
+//    double dev = std::sqrt(var);
     // In this case:
     //   skew     computes to 0./0. == nan
     //   kurtosis computes to 0./0. == nan
diff --git a/libcxx/test/std/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.negbin/eval.pass.cpp b/libcxx/test/std/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.negbin/eval.pass.cpp
index d9aaec38e38..17503364e03 100644
--- a/libcxx/test/std/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.negbin/eval.pass.cpp
+++ b/libcxx/test/std/numerics/rand/rand.dis/rand.dist.bern/rand.dist.bern.negbin/eval.pass.cpp
@@ -193,8 +193,8 @@ test4()
     kurtosis -= 3;
     double x_mean = d.k() * (1 - d.p()) / d.p();
     double x_var = x_mean / d.p();
-    double x_skew = (2 - d.p()) / std::sqrt(d.k() * (1 - d.p()));
-    double x_kurtosis = 6. / d.k() + sqr(d.p()) / (d.k() * (1 - d.p()));
+//    double x_skew = (2 - d.p()) / std::sqrt(d.k() * (1 - d.p()));
+//    double x_kurtosis = 6. / d.k() + sqr(d.p()) / (d.k() * (1 - d.p()));
     assert(mean == x_mean);
     assert(var == x_var);
 }