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authorinfirit <[email protected]>2014-11-21 17:18:30 +0100
committerinfirit <[email protected]>2014-11-22 20:25:30 +0100
commite1cbfda259d2bfd2a87cda3519fd2cd69e509556 (patch)
treed5380c8a6fb257e869b0249b4b5aa615dbb12899
parentb99f3f5e8080f266affd9734d4f73dac0c67215e (diff)
downloadengrampa-e1cbfda259d2bfd2a87cda3519fd2cd69e509556.tar.bz2
engrampa-e1cbfda259d2bfd2a87cda3519fd2cd69e509556.tar.xz
activate compiler warnings
Based on FR commit: 1ceb60e36079e1337aed053b62d327bc2e89fafc From: Paolo Bacchilega <[email protected]>
-rw-r--r--configure.ac20
1 files changed, 20 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 4aa833e..96ecc2a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -65,6 +65,26 @@ AC_SUBST([GTK_LIBS])
dnl ===========================================================================
+WARN_CFLAGS="-Wall -Wcast-align -Wtype-limits -Wclobbered -Wempty-body -Wignored-qualifiers"
+
+for option in $WARN_CFLAGS; do
+ SAVE_CFLAGS="$CFLAGS"
+ CFLAGS="$CFLAGS $option"
+ AC_MSG_CHECKING([whether gcc understands $option])
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])],[has_option=yes],[has_option=no])
+ if test x$has_option = xyes; then
+ WARNINGS="$WARNINGS $option"
+ fi
+ AC_MSG_RESULT($has_option)
+ CFLAGS="$SAVE_CFLAGS"
+ unset has_option
+ unset SAVE_CFLAGS
+done
+unset option
+CFLAGS="$CFLAGS $WARNINGS"
+
+dnl ===========================================================================
+
AC_ARG_ENABLE(run_in_place,
AS_HELP_STRING([--enable-run-in-place],
[load ui data and extensions from the source tree]),,