m4: Support additional flang-based compilers

* m4/libtool.m4: Alter regex to support 'flang-new' and 'ftn'.

diff --git a/m4/libtool.m4 b/m4/libtool.m4
index 5357a3d91c91dd5cd525c7ef404122f145eb4727..e9eef32fae40926d3bbc3412946adf382012fe07 100644 (file)
--- a/m4/libtool.m4
+++ b/m4/libtool.m4
@@ -4741,7 +4741,7 @@ m4_if([$1], [CXX], [
        _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
        _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
         ;;
-      *flang)
+      *flang* | ftn)
         # Flang compiler.
        _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
        _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'