add has_flags for armclang

2 files changed, 45 insertions, 2 deletions

diff --git a/xmake/modules/detect/tools/armclang/has_flags.lua b/xmake/modules/detect/tools/armclang/has_flags.lua
new file mode 100644
index 000000000..6464e10b6
--- /dev/null
+++ b/xmake/modules/detect/tools/armclang/has_flags.lua
@@ -0,0 +1,23 @@
+--!A cross-platform build utility based on Lua
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+--
+-- Copyright (C) 2015-present, TBOOX Open Source Group.
+--
+-- @author      ruki
+-- @file        has_flags.lua
+--
+
+-- imports
+inherit("detect.tools.gcc.has_flags")
+
diff --git a/xmake/modules/detect/tools/gcc/has_flags.lua b/xmake/modules/detect/tools/gcc/has_flags.lua
index b8e63423a..8f019a36a 100644
--- a/xmake/modules/detect/tools/gcc/has_flags.lua
+++ b/xmake/modules/detect/tools/gcc/has_flags.lua
@@ -73,6 +73,21 @@ function _get_extension(opt)
     return (opt.program:endswith("++") or opt.flagkind == "cxxflags") and ".cpp" or (table.wrap(language.sourcekinds()[opt.toolkind or "cc"])[1] or ".c")
 end
 
+-- has `-S` flag?
+function _has_flag_S(opt)
+    local has_flag_S = _g.has_flag_S
+    if has_flag_S == nil then
+        if opt.program:find("armclang", 1, true) then
+            -- it is disallowed in ARM compiler
+            has_flag_S = false
+        else
+            has_flag_S = true
+        end
+        _g.has_flag_S = has_flag_S
+    end
+    return has_flag_S
+end
+
 -- try running to check flags
 function _check_try_running(flags, opt, islinker)
 
@@ -83,13 +98,18 @@ function _check_try_running(flags, opt, islinker)
     end
 
     -- check flags for linker
+    local tmpfile = os.tmpfile()
     if islinker then
-        return _try_running(opt.program, table.join(flags, "-o", os.tmpfile(), sourcefile), opt)
+        return _try_running(opt.program, table.join(flags, "-o", tmpfile, sourcefile), opt)
     end
 
     -- check flags for compiler
     -- @note we cannot use os.nuldev() as the output file, maybe run failed for some flags, e.g. --coverage
-    return _try_running(opt.program, table.join(flags, "-S", "-o", os.tmpfile(), sourcefile), opt)
+    local extraflags = {}
+    if _has_flag_S(opt) then
+        table.insert(extraflags, "-S")
+    end
+    return _try_running(opt.program, table.join(flags, extraflags, "-o", tmpfile, sourcefile), opt)
 end
 
 -- has_flags(flags)?