clang/test/SemaCXX/inline.cpp

   1 // RUN: %clang_cc1 -fsyntax-only -verify %s
   2 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
   3 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++17 %s -Wpre-c++17-compat
   4
   5 // Check that we don't allow illegal uses of inline
   6 // (checking C++-only constructs here)
   7 struct c {inline int a;}; // expected-error{{'inline' can only appear on functions}}
   8
   9 void localVar() {
  10   inline int a; // expected-error{{inline declaration of 'a' not allowed in block scope}}
  11 }
  12
  13 // Check that we warn appropriately.
  14 #if __cplusplus <= 201402L
  15 inline int a; // expected-warning{{inline variables are a C++17 extension}}
  16 #else
  17 inline int a; // expected-warning{{inline variables are incompatible with C++ standards before C++17}}
  18 #endif