4 files changed, 11 insertions, 1 deletions

diff --git a/testes/db.lua b/testes/db.lua
index 074a6d0b..941283f7 100644
--- a/testes/db.lua
+++ b/testes/db.lua
@@ -649,6 +649,11 @@ t = debug.getinfo(1)   -- main
 assert(t.isvararg == true and t.nparams == 0 and t.nups == 1 and
        debug.getupvalue(t.func, 1) == "_ENV")
 
+t = debug.getinfo(math.sin)   -- C function
+assert(t.isvararg == true and t.nparams == 0 and t.nups == 0)
+
+t = debug.getinfo(string.gmatch("abc", "a"))   -- C closure
+assert(t.isvararg == true and t.nparams == 0 and t.nups > 0)
 
 
 
diff --git a/testes/events.lua b/testes/events.lua
index d0abe1d4..8a01330e 100644
--- a/testes/events.lua
+++ b/testes/events.lua
@@ -325,6 +325,7 @@ else
   assert(u1 == u3 and u3 == u1 and u1 ~= u2)
   assert(u2 == u1 and u2 == u3 and u3 == u2)
   assert(u2 ~= {})   -- different types cannot be equal
+  assert(rawequal(u1, u1) and not rawequal(u1, u3))
 
   local mirror = {}
   debug.setmetatable(u3, {__index = mirror, __newindex = mirror})
diff --git a/testes/math.lua b/testes/math.lua
index 7248787b..930221e3 100644
--- a/testes/math.lua
+++ b/testes/math.lua
@@ -960,7 +960,10 @@ do
   aux(-10,0)
   aux(1, 6)
   aux(1, 2)
+  aux(1, 13)
+  aux(1, 31)
   aux(1, 32)
+  aux(1, 33)
   aux(-10, 10)
   aux(-10,-10)   -- unit set
   aux(minint, minint)   -- unit set
@@ -998,6 +1001,7 @@ do
   end
   aux(0, maxint)
   aux(1, maxint)
+  aux(3, maxint // 3)
   aux(minint, -1)
   aux(minint // 2, maxint // 2)
   aux(minint, maxint)
diff --git a/testes/nextvar.lua b/testes/nextvar.lua
index 9d919631..73af77dd 100644
--- a/testes/nextvar.lua
+++ b/testes/nextvar.lua
@@ -76,7 +76,7 @@ end
 
 -- testing constructor sizes
 local sizes = {0, 1, 2, 3, 4, 5, 7, 8, 9, 15, 16, 17,
-  30, 31, 32, 33, 34, 500, 1000}
+  30, 31, 32, 33, 34, 254, 255, 256, 500, 1000}
 
 for _, sa in ipairs(sizes) do    -- 'sa' is size of the array part
   local arr = {"return {"}