1--- automake/lib/depcomp	2019-03-01 16:29:06.073143400 +0100
2+++ automake/lib/depcomp.gccwindows	2019-03-01 16:29:30.646075800 +0100
3@@ -563,6 +563,36 @@ msvc7msys)
4   exit 1
5   ;;
6
7+gccwindows)
8+## clang producing windows pathes
9+  for arg
10+  do
11+    case $arg in
12+    -c) set fnord "$@" -MT "$object" -MD -MP -MF "$tmpdepfile" "$arg" ;;
13+    *)  set fnord "$@" "$arg" ;;
14+    esac
15+    shift # fnord
16+    shift # $arg
17+  done
18+  "$@"
19+  stat=$?
20+  if test $stat -ne 0; then
21+    rm -f "$tmpdepfile"
22+    exit $stat
23+  fi
24+  rm -f "$depfile"
25+
26+  # Extracts the file names and escapes backslashes for cygpath.
27+  sed < "$tmpdepfile" '
28+/^*\(.*\)/ {
29+  s//\1/
30+  s/\\/\\\\/g
31+  p
32+}' | $cygpath_u | sed "s, /, \\\\,g" >> "$depfile"
33+  echo >> "$depfile" # make sure the fragment doesn't end with a backslash
34+  rm -f "$tmpdepfile"
35+  ;;
36+
37 #nosideeffect)
38   # This comment above is used by automake to tell side-effect
39   # dependency tracking mechanisms from slower ones.
40--- automake/m4/depend.m4	2019-03-01 16:22:29.083243300 +0100
41+++ automake/m4/depend.m4.gccwindows	2019-03-01 16:22:36.408049300 +0100
42@@ -152,7 +152,8 @@ fi
43 AC_SUBST([$1DEPMODE], [depmode=$am_cv_$1_dependencies_compiler_type])
44 AM_CONDITIONAL([am__fastdep$1], [
45   test "x$enable_dependency_tracking" != xno \
46-  && test "$am_cv_$1_dependencies_compiler_type" = gcc3])
47+  && ( test "$am_cv_$1_dependencies_compiler_type" = gcc3 ||
48+       test "$am_cv_$1_dependencies_compiler_type" = gccwindows )])
49 ])
50
51
52