From 3ec0e76cda0df5be46d4df27c9e4513a3d63bf9e Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Mon, 27 Dec 2021 22:43:33 +0800
Subject: improve error tips

---
 xmake/core/tool/compiler.lua | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/xmake/core/tool/compiler.lua b/xmake/core/tool/compiler.lua
index bddfea057..4c5b5f7cd 100644
--- a/xmake/core/tool/compiler.lua
+++ b/xmake/core/tool/compiler.lua
@@ -93,6 +93,7 @@ end
 -- load compiler tool
 function compiler._load_tool(sourcekind, target)
 
+    print(sourcekind, target:name())
     -- get program from target
     local program, toolname, toolchain_info
     if target and target.tool then
@@ -111,6 +112,9 @@ end
 
 -- load the compiler from the given source kind
 function compiler.load(sourcekind, target)
+    if not sourcekind then
+        return nil, "unknown source kind!"
+    end
 
     -- load compiler tool first (with cache)
     local compiler_tool, program_or_errors = compiler._load_tool(sourcekind, target)
-- 
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