| // RUN: %target-sil-opt -module-name Swift %s |
| // REQUIRES: asserts |
| // |
| // Make sure that we properly verify the lowering of optional value |
| // metatypes. This shouldn't crash. |
| // |
| // rdar://28536812 |
| |
| enum Optional<T> { |
| case none |
| case some(T) |
| } |
| |
| sil @foo : $@convention(thin) () -> () { |
| %0 = enum $Optional<@thick Any.Type>, #Optional.none!enumelt |
| %1 = alloc_stack $Optional<@thick Any.Type> |
| store %0 to %1 : $*Optional<@thick Any.Type> |
| %2 = value_metatype $@thick Optional<Any.Type>.Type, %1 : $*Optional<@thick Any.Type> |
| dealloc_stack %1 : $*Optional<@thick Any.Type> |
| %3 = tuple() |
| return %3 : $() |
| } |
