1 files changed, 67 insertions, 0 deletions
diff --git a/test/Preprocessor/is_target.c b/test/Preprocessor/is_target.c
new file mode 100644
index 000000000000..44bdb11c35af
--- /dev/null
+++ b/test/Preprocessor/is_target.c
@@ -0,0 +1,67 @@
+// RUN: %clang_cc1 -fsyntax-only -triple x86_64-apple-darwin-simulator -verify %s
+
+#if !__is_target_arch(x86_64) || !__is_target_arch(X86_64)
+  #error "mismatching arch"
+#endif
+
+#if __is_target_arch(arm64)
+  #error "mismatching arch"
+#endif
+
+// Silently ignore invalid archs. This will ensure that older compilers will
+// accept headers that support new arches/vendors/os variants.
+#if __is_target_arch(foo)
+  #error "invalid arch"
+#endif
+
+#if !__is_target_vendor(apple) || !__is_target_vendor(APPLE)
+  #error "mismatching vendor"
+#endif
+
+#if __is_target_vendor(unknown)
+  #error "mismatching vendor"
+#endif
+
+#if __is_target_vendor(foo)
+  #error "invalid vendor"
+#endif
+
+#if !__is_target_os(darwin) || !__is_target_os(DARWIN)
+  #error "mismatching os"
+#endif
+
+#if __is_target_os(ios)
+  #error "mismatching os"
+#endif
+
+#if __is_target_os(foo)
+  #error "invalid os"
+#endif
+
+#if !__is_target_environment(simulator) || !__is_target_environment(SIMULATOR)
+  #error "mismatching environment"
+#endif
+
+#if __is_target_environment(unknown)
+  #error "mismatching environment"
+#endif
+
+#if __is_target_environment(foo)
+  #error "invalid environment"
+#endif
+
+#if !__has_builtin(__is_target_arch) || !__has_builtin(__is_target_os) || !__has_builtin(__is_target_vendor) || !__has_builtin(__is_target_environment)
+  #error "has builtin doesn't work"
+#endif
+
+#if __is_target_arch(11) // expected-error {{builtin feature check macro requires a parenthesized identifier}}
+  #error "invalid arch"
+#endif
+
+#if __is_target_arch x86 // expected-error{{missing '(' after '__is_target_arch'}}
+  #error "invalid arch"
+#endif
+
+#if __is_target_arch ( x86  // expected-error {{unterminated function-like macro invocation}}
+  #error "invalid arch"
+#endif // expected-error@-2 {{expected value in expression}}