Work around a bug in the compiler

SirNickolas · Mar 6, 2023 · d5693c8 · d5693c8
1 parent 8a46614
commit d5693c8
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diff --git a/letUtils.nim b/letUtils.nim
@@ -21,6 +21,7 @@ template scope*(body: untyped): auto =
   if true:
     body
   else:
+    discard # Required to work around a bug in the compiler.
     unreachable()
 
 template asLet*(val, name, body: untyped): auto =

diff --git a/tests/test.nim b/tests/test.nim
@@ -10,6 +10,17 @@ test "`scope` works":
     check a == 1
   check: not declared a
 
+test "`scope` works at compile-time":
+  func triggerCompilerBug: seq[int] =
+    result.add:
+      scope:
+        discard # Essential for the test.
+        0x29A8CC57 # Just a random number.
+
+  static:
+    doAssert triggerCompilerBug() == [0x29A8CC57]
+  check triggerCompilerBug() == [0x29A8CC57]
+
 test "`asLet` works":
   let a = (let b = 1; b).asLet c:
     check: not declared a