diff options
Diffstat (limited to 'clang/test')
| -rw-r--r-- | clang/test/CodeGenCXX/cxx1z-inline-variables.cpp | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/clang/test/CodeGenCXX/cxx1z-inline-variables.cpp b/clang/test/CodeGenCXX/cxx1z-inline-variables.cpp index 90d0ed61311..183709373d1 100644 --- a/clang/test/CodeGenCXX/cxx1z-inline-variables.cpp +++ b/clang/test/CodeGenCXX/cxx1z-inline-variables.cpp @@ -24,6 +24,26 @@ int a = f(); inline int b = f(); int c = f(); +// For compatibility with C++11 and C++14, an out-of-line declaration of a +// static constexpr local variable promotes the variable to weak_odr. +struct compat { + static constexpr int a = 1; + static constexpr int b = 2; + static constexpr int c = 3; + static inline constexpr int d = 4; +}; +const int &compat_use_before_redecl = compat::b; +const int compat::a; +const int compat::b; +const int compat::c; +const int compat::d; +const int &compat_use_after_redecl1 = compat::c; +const int &compat_use_after_redecl2 = compat::d; +// CHECK: @_ZN6compat1bE = weak_odr constant i32 2 +// CHECK: @_ZN6compat1aE = weak_odr constant i32 1 +// CHECK: @_ZN6compat1cE = weak_odr constant i32 3 +// CHECK: @_ZN6compat1dE = linkonce_odr constant i32 4 + template<typename T> struct X { static int a; static inline int b; |
