improve flang

1 files changed, 19 insertions, 1 deletions

diff --git a/xmake/modules/core/tools/flang.lua b/xmake/modules/core/tools/flang.lua
index 2b0661e24..41e7643de 100644
--- a/xmake/modules/core/tools/flang.lua
+++ b/xmake/modules/core/tools/flang.lua
@@ -42,10 +42,28 @@ function init(self)
     self:set("mapflags",
     {
         -- visibility flags (not supported by Fortran)
-        ["-fvisibility=.*"] = ""
+        ["-fvisibility=.*"] = "",
+        -- strip flags (not supported by flang, use nf_strip instead)
+        ["^-s$"] = ""
     })
 end
 
+-- make the strip flag
+-- flang doesn't support -s directly, use -Wl,-s for linker
+function nf_strip(self, level)
+    local maps = {
+        debug = "-Wl,-S"
+    ,   all   = "-Wl,-s"
+    }
+    if self:is_plat("macosx", "iphoneos", "watchos", "appletvos", "applexros") then
+        maps.all = {"-Wl,-x", "-Wl,-dead_strip"}
+    elseif self:is_plat("windows") then
+        -- flang doesn't support strip on windows
+        maps = {}
+    end
+    return maps[level]
+end
+
 -- make the symbol flag
 -- Fortran doesn't support visibility flags, only debug symbols
 function nf_symbol(self, level)