[libcxx] [test] Don't detect Windows' UCRT with TEST_COMPILER_C1XX

The test is trying to avoid saying aligned_alloc on Windows' UCRT, which does not (and can not) implement aligned_alloc. However, it's testing for c1xx, meaning clang on Windows will fail this test when using the UCRT.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@344829 91177308-0d34-0410-b5e6-96231b3b80d8

test/std/depr/depr.c.headers/stdlib_h.pass.cpp

@@ -87,10 +87,8 @@ int main()
     static_assert((std::is_same<decltype(srand(0)), void>::value), "");
 
 //  Microsoft does not implement aligned_alloc in their C library
-#ifndef TEST_COMPILER_C1XX
-#if TEST_STD_VER > 14 && defined(TEST_HAS_C11_FEATURES)
+#if TEST_STD_VER > 14 && defined(TEST_HAS_C11_FEATURES) && !defined(_WIN32)
     static_assert((std::is_same<decltype(aligned_alloc(0,0)), void*>::value), "");
-#endif
 #endif
 
     static_assert((std::is_same<decltype(calloc(0,0)), void*>::value), "");

test/std/language.support/support.runtime/cstdlib.pass.cpp

@@ -75,10 +75,8 @@ int main()
     static_assert((std::is_same<decltype(std::srand(0)), void>::value), "");
 
 //  Microsoft does not implement aligned_alloc in their C library
-#ifndef TEST_COMPILER_C1XX
-#if TEST_STD_VER > 14 && defined(TEST_HAS_C11_FEATURES)
-    static_assert((std::is_same<decltype(std::aligned_alloc(0,0)), void*>::value), "");
-#endif
+#if TEST_STD_VER > 14 && defined(TEST_HAS_C11_FEATURES) && !defined(_WIN32)
+    static_assert((std::is_same<decltype(aligned_alloc(0,0)), void*>::value), "");
 #endif
 
     static_assert((std::is_same<decltype(std::calloc(0,0)), void*>::value), "");