|  | // RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -verify -fsyntax-only %s | 
|  |  | 
|  | #if !__has_attribute(tls_model) | 
|  | #error "Should support tls_model attribute" | 
|  | #endif | 
|  |  | 
|  | int f() __attribute((tls_model("global-dynamic"))); // expected-error {{'tls_model' attribute only applies to thread-local variables}} | 
|  |  | 
|  | int x __attribute((tls_model("global-dynamic"))); // expected-error {{'tls_model' attribute only applies to thread-local variables}} | 
|  | static __thread int y __attribute((tls_model("global-dynamic"))); // no-warning | 
|  |  | 
|  | static __thread int y __attribute((tls_model("local", "dynamic"))); // expected-error {{'tls_model' attribute takes one argument}} | 
|  | static __thread int y __attribute((tls_model(123))); // expected-error {{'tls_model' attribute requires a string}} | 
|  | static __thread int y __attribute((tls_model("foobar"))); // expected-error {{tls_model must be "global-dynamic", "local-dynamic", "initial-exec" or "local-exec"}} |