| // RUN: %clang_cc1 -triple x86_64-linux -emit-llvm -o - %s | FileCheck %s |
| // RUN: %clang_cc1 -triple x86_64-linux -emit-llvm -o - %s -fexperimental-new-constant-interpreter | FileCheck %s |
| |
| template<typename T> |
| struct Wrapper { |
| T *Val; |
| |
| template<typename _Up> |
| constexpr Wrapper(_Up&& __u) { |
| T& __f = static_cast<_Up&&>(__u); |
| Val = &__f; |
| } |
| constexpr T& get() const { return *Val; } |
| }; |
| |
| void f(){} |
| int main() { |
| auto W = Wrapper<decltype(f)>(f); |
| |
| if (&W.get() != &f) |
| __builtin_abort(); |
| } |
| |
| /// We used to convert do the pointer->fnptr conversion |
| /// by doing an integer conversion in between, which caused the |
| /// %0 line to be: |
| /// store ptr inttoptr (i64 138574454870464 to ptr), ptr %__f, align 8 |
| // CHECK: @_ZN7WrapperIFvvEEC2IRS0_EEOT_ |
| // CHECK: %0 = load ptr, ptr %__u.addr |
