From 03766e4cf5df0cedd9f18f72b089dfac61a82821 Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Wed, 14 Sep 2022 00:44:30 +0800
Subject: improve optimize for cl

---
 xmake/modules/core/tools/cl.lua | 22 +++++++++++++---------
 1 file changed, 13 insertions(+), 9 deletions(-)

diff --git a/xmake/modules/core/tools/cl.lua b/xmake/modules/core/tools/cl.lua
index 506f9e6d7..177b97669 100644
--- a/xmake/modules/core/tools/cl.lua
+++ b/xmake/modules/core/tools/cl.lua
@@ -158,15 +158,19 @@ end
 
 -- make the optimize flag
 function nf_optimize(self, level)
-    local maps =
-    {
-        none        = "-Od"
-    ,   faster      = "-O2"
-    ,   fastest     = "-Ox -fp:fast"
-    ,   smallest    = "-O1 -GL" -- /GL and (/OPT:REF is on by default in linker), we need enable /ltcg
-    ,   aggressive  = "-Ox -fp:fast"
-    }
-    return maps[level]
+    -- only for source kind
+    local kind = self:kind()
+    if language.sourcekinds()[kind] then
+        local maps =
+        {
+            none        = "-Od"
+        ,   faster      = "-Ox"
+        ,   fastest     = "-O2 -fp:fast"
+        ,   smallest    = "-O1 -GL" -- /GL and (/OPT:REF is on by default in linker), we need enable /ltcg
+        ,   aggressive  = "-O2 -fp:fast"
+        }
+        return maps[level]
+    end
 end
 
 -- make vs runtime flag
-- 
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