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authorPaul Eggert <eggert@cs.ucla.edu>2017-05-18 20:27:11 -0700
committerPaul Eggert <eggert@cs.ucla.edu>2017-05-18 20:42:34 -0700
commitaf4ac3dc852647e5ea41be5ffc387be591978aee (patch)
treec01376ba8e059bfaa8ced943ef943f9582987073
parent9647430ae8744bd4dee29f1269b74f65c09274d2 (diff)
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Port --enable-gcc-warnings to clang 3.9.1
* configure.ac (WERROR_CFLAGS): Omit -Wdouble-promotion if clang. Problem reported by Philipp Stephani in: http://lists.gnu.org/archive/html/emacs-devel/2017-05/msg00495.html
-rw-r--r--configure.ac1
1 files changed, 1 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 34b75a768bf..03542a6b1c3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -963,6 +963,7 @@ AS_IF([test $gl_gcc_warnings = no],
if test $emacs_cv_clang = yes; then
nw="$nw -Wcast-align"
+ nw="$nw -Wdouble-promotion"
fi
# This causes too much noise in the MinGW build