add test

compiler/pragmas.nim

@@ -321,8 +321,12 @@ proc processNote(c: PContext, n: PNode) =
 
     let x = c.semConstBoolExpr(c, n[1])
     n.sons[1] = x
-    if x.kind == nkIntLit and x.intVal != 0: incl(c.config.notes, nk)
+    if x.kind == nkIntLit and x.intVal != 0:
-    else: excl(c.config.notes, nk)
+      incl(c.config.notes, nk)
+      incl(c.optionStack[^1].notes, nk)
+    else:
+      excl(c.config.notes, nk)
+      excl(c.optionStack[^1].notes, nk)
   else:
     invalidPragma(c, n)
 

tests/pragmas/twarning_off.nim

@@ -0,0 +1,17 @@
+discard """
+  nimout: '''
+compile start
+Hint: warn_module [Processing]
+Hint: hashes [Processing]
+warn_module.nim(4, 6) Hint: 'test' is declared but not used [XDeclaredButNotUsed]
+compile end
+'''
+"""
+
+static:
+  echo "compile start"
+
+import warn_module
+
+static:
+  echo "compile end"

tests/pragmas/warn_module.nim

@@ -0,0 +1,7 @@
+
+{.warning[UnusedImport]: off.}
+
+import hashes
+
+proc test(a: float): float =
+  a