From 5796e77bdb782277ecc82090496aebcea65aa87f Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Sat, 5 Nov 2022 21:36:17 +0800
Subject: improve exceptions

---
 xmake/modules/core/tools/clang.lua | 22 ++++++++++++++++++++++
 xmake/modules/core/tools/gcc.lua   | 11 +----------
 2 files changed, 23 insertions(+), 10 deletions(-)

diff --git a/xmake/modules/core/tools/clang.lua b/xmake/modules/core/tools/clang.lua
index 08822e367..521f31361 100644
--- a/xmake/modules/core/tools/clang.lua
+++ b/xmake/modules/core/tools/clang.lua
@@ -142,3 +142,25 @@ function nf_symbol(self, level)
         return _super.nf_symbol(self, level)
     end
 end
+
+-- make the exception flag
+--
+-- e.g.
+-- set_exceptions("cxx")
+-- set_exceptions("objc")
+-- set_exceptions("no-cxx")
+-- set_exceptions("no-objc")
+-- set_exceptions("cxx", "objc")
+function nf_exception(self, exp)
+    local maps = {
+        cxx = "-fcxx-exceptions",
+        ["no-cxx"] = "-fno-cxx-exceptions",
+        objc = "-fobjc-exceptions",
+        ["no-objc"] = "-fno-objc-exceptions"
+    }
+    local value = maps[exp]
+    if value then
+        return {exp:startswith("no-") and "-fno-exceptions" or "-fexceptions", value}
+    end
+end
+
diff --git a/xmake/modules/core/tools/gcc.lua b/xmake/modules/core/tools/gcc.lua
index cd11743c7..412a0cdbf 100644
--- a/xmake/modules/core/tools/gcc.lua
+++ b/xmake/modules/core/tools/gcc.lua
@@ -311,16 +311,7 @@ end
 -- set_exceptions("no-objc")
 -- set_exceptions("cxx", "objc")
 function nf_exception(self, exp)
-    local maps = {
-        cxx = "-fcxx-exceptions",
-        ["no-cxx"] = "-fno-cxx-exceptions",
-        objc = "-fobjc-exceptions",
-        ["no-objc"] = "-fno-objc-exceptions"
-    }
-    local value = maps[exp]
-    if value then
-        return {exp:startswith("no-") and "-fno-exceptions" or "-fexceptions", value}
-    end
+    return exp:startswith("no-") and "-fno-exceptions" or "-fexceptions"
 end
 
 -- make the c precompiled header flag
-- 
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