activated tests for tr macros

tests/patterns/tcse.nim

@@ -0,0 +1,13 @@
+discard """
+  output: "4"
+"""
+
+template cse{f(a, a, x)}(a: expr{(nkDotExpr|call|nkBracketExpr)&noSideEffect},
+                         f: expr, x: varargs[expr]): expr =
+  let aa = a
+  f(aa, aa, x)+4
+  
+var
+  a: array[0..10, int]
+  i = 3
+echo a[i] + a[i]

tests/patterns/tnoalias.nim

@@ -0,0 +1,16 @@
+discard """
+  output: "23"
+"""
+
+template optslice{a = b + c}(a: expr{noalias}, b, c: expr): stmt =
+  a = b
+  inc a, c
+
+var
+  x = 12
+  y = 10
+  z = 13
+
+x = y+z
+
+echo x

tests/patterns/tstmtlist.nim

@@ -1,6 +1,7 @@
 discard """
   output: '''0
-|12|34
+|12|
+34
 '''
 """
 

tests/specials.nim

@@ -124,7 +124,6 @@ proc runGcTests(r: var TResults, options: string) =
   test "gcleak"
   test "gcleak2"
   test "gctest"
-  # disabled for now as it somehow runs very slowly ('delete' bug?) but works:
   test "gcleak3"
   test "weakrefs"
 
@@ -188,6 +187,9 @@ proc runSpecialTests(r: var TResults, options: string) =
   runThreadTests(r, options & " --threads:on")
   runIOTests(r, options)
 
+  for t in os.walkFiles("tests/patterns/t*.nim"):
+    runSingleTest(r, t, options)
+
 proc rejectSpecialTests(r: var TResults, options: string) =
   rejectThreadTests(r, options)