diff options
Diffstat (limited to 'lib/system.nim')
| -rw-r--r-- | lib/system.nim | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/lib/system.nim b/lib/system.nim index c5b0e0cc7..dd1a0721a 100644 --- a/lib/system.nim +++ b/lib/system.nim @@ -176,10 +176,16 @@ proc new*[T](a: var ref T) {.magic: "New", noSideEffect.} ## creates a new object of type ``T`` and returns a safe (traced) ## reference to it in ``a``. -proc new*(T: typedesc): ref T = +proc new*(T: typedesc): auto = ## creates a new object of type ``T`` and returns a safe (traced) ## reference to it as result value - new(result) + when (T is ref): + var r: T + else: + var r: ref T + new(r) + return r + proc internalNew*[T](a: var ref T) {.magic: "New", noSideEffect.} ## leaked implementation detail. Do not use. @@ -1150,7 +1156,8 @@ const hostCPU* {.magic: "HostCPU".}: string = "" ## a string that describes the host CPU. Possible values: - ## "i386", "alpha", "powerpc", "powerpc64", "sparc", "amd64", "mips", "arm". + ## "i386", "alpha", "powerpc", "powerpc64", "powerpc64el", "sparc", + ## "amd64", "mips", "mipsel", "arm", "arm64". seqShallowFlag = low(int) @@ -2173,7 +2180,11 @@ proc `$`*[T: tuple|object](x: T): string = if not firstElement: result.add(", ") result.add(name) result.add(": ") - result.add($value) + when compiles(value.isNil): + if value.isNil: result.add "nil" + else: result.add($value) + else: + result.add($value) firstElement = false result.add(")") |