|  | // RUN: %clang_cc1 -fsyntax-only -verify %s | 
|  | // RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s | 
|  | // RUN: %clang_cc1 -fsyntax-only -verify -std=c++17 %s -Wc++98-c++11-c++14-compat | 
|  |  | 
|  | // Check that we don't allow illegal uses of inline | 
|  | // (checking C++-only constructs here) | 
|  | struct c {inline int a;}; // expected-error{{'inline' can only appear on functions}} | 
|  |  | 
|  | void localVar() { | 
|  | inline int a; // expected-error{{inline declaration of 'a' not allowed in block scope}} | 
|  | } | 
|  |  | 
|  | // Check that we warn appropriately. | 
|  | #if __cplusplus <= 201402L | 
|  | inline int a; // expected-warning{{inline variables are a C++17 extension}} | 
|  | #else | 
|  | inline int a; // expected-warning{{inline variables are incompatible with C++ standards before C++17}} | 
|  | #endif |