| // RUN: %clang_cc1 -fsyntax-only -verify -Wmissing-prototypes -std=c++11 %s |
| // RUN: %clang_cc1 -fsyntax-only -Wmissing-prototypes -fdiagnostics-parseable-fixits %s 2>&1 | FileCheck %s |
| |
| void f() { } // expected-warning {{no previous prototype for function 'f'}} |
| // expected-note@-1{{declare 'static' if the function is not intended to be used outside of this translation unit}} |
| // CHECK: fix-it:"{{.*}}":{[[@LINE-2]]:1-[[@LINE-2]]:1}:"static " |
| |
| namespace NS { |
| void f() { } // expected-warning {{no previous prototype for function 'f'}} |
| // expected-note@-1{{declare 'static' if the function is not intended to be used outside of this translation unit}} |
| } |
| |
| namespace { |
| // Don't warn about functions in anonymous namespaces. |
| void f() { } |
| // Even if they're in nested namespaces within an anonymous namespace. |
| namespace NS { |
| void f() { } |
| } |
| } |
| |
| struct A { |
| // Don't warn about member functions. |
| void f() { } |
| }; |
| |
| // Don't warn about inline functions. |
| inline void g() { } |
| |
| // Don't warn about function templates. |
| template<typename> void h() { } |
| |
| // Don't warn when instantiating function templates. |
| template void h<int>(); |
| |
| // PR9519: don't warn about friend functions. |
| class I { |
| friend void I_friend() {} |
| }; |
| |
| // Don't warn on explicitly deleted functions. |
| void j() = delete; |
| |
| extern void k() {} // expected-warning {{no previous prototype for function 'k'}} |
| // expected-note@-1{{declare 'static' if the function is not intended to be used outside of this translation unit}} |
| // CHECK-NOT: fix-it:"{{.*}}":{[[@LINE-2]]:{{.*}}-[[@LINE-2]]:{{.*}}}:"{{.*}}" |
| |
| namespace { |
| struct anon { }; |
| } |
| |
| // No warning because this has internal linkage despite not being declared |
| // explicitly 'static', owing to the internal linkage parameter. |
| void l(anon) { |
| } |
| |
| void *operator new(decltype(sizeof(3)) size, const anon &) throw() { |
| return nullptr; |
| } |