added system.unsafeAddr

1 files changed, 7 insertions, 0 deletions

diff --git a/lib/system.nim b/lib/system.nim
index 93d76e78b..e5cae1336 100644
--- a/lib/system.nim
+++ b/lib/system.nim
@@ -153,6 +153,13 @@ proc `addr`*[T](x: var T): ptr T {.magic: "Addr", noSideEffect.} =
   ## Cannot be overloaded.
   discard
 
+proc unsafeAddr*[T](x: var T): ptr T {.magic: "Addr", noSideEffect.} =
+  ## Builtin 'addr' operator for taking the address of a memory location.
+  ## This works even for ``let`` variables or parameters for better interop
+  ## with C and so it is considered even more unsafe than the ordinary ``addr``.
+  ## Cannot be overloaded.
+  discard
+
 proc `type`*(x: expr): typeDesc {.magic: "TypeOf", noSideEffect.} =
   ## Builtin 'type' operator for accessing the type of an expression.
   ## Cannot be overloaded.