[libcxx] [test] Untabify, NFC.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@309464 91177308-0d34-0410-b5e6-96231b3b80d8

test/std/numerics/numeric.ops/numeric.ops.lcm/lcm.pass.cpp

@@ -137,7 +137,7 @@ int main()
 //  LWG#2837
     {
     auto res1 = std::lcm(static_cast<std::int64_t>(1234), INT32_MIN);
-    (void)std::lcm(INT_MIN, 2UL);	// this used to trigger UBSAN
+    (void)std::lcm(INT_MIN, 2UL);   // this used to trigger UBSAN
     static_assert(std::is_same_v<decltype(res1), std::int64_t>, "");
     assert(res1 == 1324997410816LL);
     }

test/std/numerics/numeric.ops/reduce/reduce_init_op.pass.cpp

@@ -65,10 +65,10 @@ int main()
     test<random_access_iterator<const int*> >();
     test<const int*>();
 
-//	Make sure the math is done using the correct type
+//  Make sure the math is done using the correct type
     {
     auto v = {1, 2, 3, 4, 5, 6, 7, 8};
     unsigned res = std::reduce(v.begin(), v.end(), 1U, std::multiplies<>());
-    assert(res == 40320);		// 8! will not fit into a char
+    assert(res == 40320);       // 8! will not fit into a char
     }
 }

test/std/numerics/numeric.ops/transform.inclusive.scan/transform_inclusive_scan_bop_uop.pass.cpp

@@ -90,8 +90,8 @@ void basic_tests()
     std::vector<int> v(10);
     std::fill(v.begin(), v.end(), 3);
     std::transform_inclusive_scan(v.begin(), v.end(), v.begin(), std::plus<>(), identity<>());
- 	std::copy(v.begin(), v.end(), std::ostream_iterator<int>(std::cout, " "));
-	std::cout << std::endl;
+    std::copy(v.begin(), v.end(), std::ostream_iterator<int>(std::cout, " "));
+    std::cout << std::endl;
     for (size_t i = 0; i < v.size(); ++i)
         assert(v[i] == (int)(i+1) * 3);
     }

test/std/numerics/numeric.ops/transform.reduce/transform_reduce_iter_iter_init_bop_uop.pass.cpp

@@ -41,7 +41,7 @@ struct identity<void>
 template <class _Tp = void>
 struct twice
 {
-  	constexpr const _Tp operator()(const _Tp& __x) const noexcept { return 2 * __x; }
+    constexpr const _Tp operator()(const _Tp& __x) const noexcept { return 2 * __x; }
 };
 
 template <>
@@ -115,10 +115,10 @@ int main()
     test<const int*>();
     test<      int*>();
 
-//	Make sure the math is done using the correct type
+//  Make sure the math is done using the correct type
     {
     auto v = {1, 2, 3, 4, 5, 6};
     unsigned res = std::transform_reduce(v.begin(), v.end(), 1U, std::multiplies<>(), twice<>());
-    assert(res == 46080);		// 6! * 64 will not fit into a char
+    assert(res == 46080);       // 6! * 64 will not fit into a char
     }
 }