diff options
| -rw-r--r-- | xmake/modules/core/tools/gcc.lua | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/xmake/modules/core/tools/gcc.lua b/xmake/modules/core/tools/gcc.lua index d648c6018..9253bf75c 100644 --- a/xmake/modules/core/tools/gcc.lua +++ b/xmake/modules/core/tools/gcc.lua @@ -453,13 +453,13 @@ function _compile1(self, sourcefile, objectfile, dependinfo, flags) function () -- support `-MMD -MF depfile.d`? some old gcc does not support it at same time - if _g._HAS_MMD_MF == nil then - _g._HAS_MMD_MF = self:has_flags({"-MMD", "-MF", depfile}, "cxflags") + if depfile and _g._HAS_MMD_MF == nil then + _g._HAS_MMD_MF = self:has_flags({"-MMD", "-MF", os.nuldev()}, "cxflags") or false end -- generate includes file local compflags = flags - if dependinfo and _g._HAS_MMD_MF then + if depfile and _g._HAS_MMD_MF then compflags = table.join(flags, "-MMD", "-MF", depfile) end |