In file included from missing_ctor_dllexport.cpp:5: ./missing_ctor_dllexport.h:25:1: warning: [chromium-style] Complex class/struct needs an explicit out-of-line constructor. class __declspec(dllexport) MissingCtorsArentOKInHeader { ^ ./missing_ctor_dllexport.h:25:1: warning: [chromium-style] Complex class/struct needs an explicit out-of-line destructor. ./missing_ctor_dllexport.h:49:3: warning: [chromium-style] Complex constructor has an inlined body. ExplicitlyDefaultedInlineAlsoWarns() = default; ^ ./missing_ctor_dllexport.h:51:3: warning: [chromium-style] Complex constructor has an inlined body. ExplicitlyDefaultedInlineAlsoWarns( ^ ./missing_ctor_dllexport.h:53:3: warning: [chromium-style] Complex constructor has an inlined body. ExplicitlyDefaultedInlineAlsoWarns(ExplicitlyDefaultedInlineAlsoWarns&&) = ^ ./missing_ctor_dllexport.h:50:3: warning: [chromium-style] Complex destructor has an inline body. ~ExplicitlyDefaultedInlineAlsoWarns() = default; ^ 6 warnings generated.