fix noInit to noinit; use evergreen GitHub Actions image versions (#151)

.github/workflows/ci.yml

@@ -26,10 +26,10 @@ jobs:
         include:
           - target:
               os: linux
-            builder: ubuntu-20.04
+            builder: ubuntu-latest
           - target:
               os: macos
-            builder: macos-12
+            builder: macos-latest
           - target:
               os: windows
             builder: windows-latest

stint/intops.nim

@@ -168,7 +168,7 @@ func `xor`*(a, b: StInt): StInt =
   ## `Bitwise xor` of numbers x and y
   result.impl.bitxor(a.impl, b.impl)
 
-{.pop.} # End noInit
+{.pop.} # End noinit
 
 {.push raises: [], inline, gcsafe.}
 

stint/private/primitives/addcarry_subborrow.nim

@@ -148,7 +148,7 @@ func addC*(cOut: var Carry, sum: var uint64, a, b: uint64, cIn: Carry) {.inline.
     when useIntrinsics:
       cOut = addcarry_u64(cIn, a, b, sum)
     elif useInt128:
-      var dblPrec {.noInit.}: uint128
+      var dblPrec {.noinit.}: uint128
       {.emit:[dblPrec, " = (unsigned __int128)", a," + (unsigned __int128)", b, " + (unsigned __int128)",cIn,";"].}
 
       # Don't forget to dereference the var param in C mode
@@ -170,7 +170,7 @@ func subB*(bOut: var Borrow, diff: var uint64, a, b: uint64, bIn: Borrow) {.inli
     when useIntrinsics:
       bOut = subborrow_u64(bIn, a, b, diff)
     elif useInt128:
-      var dblPrec {.noInit.}: uint128
+      var dblPrec {.noinit.}: uint128
       {.emit:[dblPrec, " = (unsigned __int128)", a," - (unsigned __int128)", b, " - (unsigned __int128)",bIn,";"].}
 
       # Don't forget to dereference the var param in C mode

stint/uintops.nim

@@ -123,7 +123,7 @@ func `xor`*(a, b: StUint): StUint =
   ## `Bitwise xor` of numbers x and y
   result.bitxor(a, b)
 
-{.pop.} # End noInit
+{.pop.} # End noinit
 
 export
   countOnes,