configure: clang: explicitly state dep file and rule name in DEPFLAGS
authorJanne Grunau <janne-libav@jannau.net>
Sat, 25 Jan 2014 16:34:19 +0000 (17:34 +0100)
committerJanne Grunau <janne-libav@jannau.net>
Sat, 25 Jan 2014 20:50:21 +0000 (21:50 +0100)
Fixes dependency file generation with gas-preprocessor.pl and clang.
Flags copied from GCC and tested with Apple's clang from Xcode 5 and
5.1 and clang 3.2, 3.3, 3.4 on Linux.

configure

index b7ff79c..81a4c7a 100755 (executable)
--- a/configure
+++ b/configure
@@ -2702,7 +2702,7 @@ probe_cc(){
     elif $_cc -v 2>&1 | grep -q clang; then
         _type=clang
         _ident=$($_cc --version | head -n1)
-        _depflags='-MMD'
+        _depflags='-MMD -MF $(@:.o=.d) -MT $@'
         _cflags_speed='-O3'
         _cflags_size='-Os'
     elif $_cc -V 2>&1 | grep -q Sun; then