Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b

external/llvm-project/compiler-rt/test/builtins/Unit/cpu_model_test.c

@@ -0,0 +1,30 @@
+// FIXME: XFAIL the test because it is expected to return non-zero value.
+// XFAIL: *
+// REQUIRES: x86-target-arch
+// RUN: %clang_builtins %s %librt -o %t && %run %t
+//===-- cpu_model_test.c - Test __builtin_cpu_supports --------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file tests __builtin_cpu_supports for the compiler_rt library.
+//
+//===----------------------------------------------------------------------===//
+
+#include <stdio.h>
+
+int main (void) {
+#if defined(i386) || defined(__x86_64__)
+  if(__builtin_cpu_supports("avx2"))
+    return 4;
+  else
+    return 3;
+#else
+  printf("skipped\n");
+  return 0;
+#endif
+}