| // Test lambda mangling |
| // { dg-do compile { target { c++11 && c++17_down } } } |
| // { dg-require-weak "" } |
| // { dg-options "-fno-inline" } |
| |
| template<typename T> struct R { |
| static int x; |
| }; |
| // "int i;" makes the op() non-constexpr in C++17. In C++20, it does not. |
| template<typename T> int R<T>::x = []{int i; return 1;}(); |
| template int R<int>::x; |
| // Type of lambda in intializer of R<int>::x: N1RIiE1xMUlvE_E |
| // Corresponding operator(): _ZNK1RIiE1xMUlvE_clEv |
| // { dg-final { scan-assembler "_ZNK1RIiE1xMUlvE_clEv" } } |
| // { dg-final { scan-assembler "weak\[^\n\r\]*_?_ZNK1RIiE1xMUlvE_clEv" { target { ! { *-*-mingw* *-*-cygwin } } } } } |
