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authorDimitri Stolnikov <horiz0n@gmx.net>2012-04-25 22:36:56 +0200
committerDimitri Stolnikov <horiz0n@gmx.net>2012-04-25 22:36:56 +0200
commite5e68c652407d22c40e8a1f1fe3e3f14cc0afb42 (patch)
treec5b8e6054af0f5552080cd6431e5c7700c7452b0 /configure.ac
parentbad6fb080b774c680f6d1eda4e1a00dad5a8cd20 (diff)
compile with warnings enabled
Diffstat (limited to 'configure.ac')
-rw-r--r--configure.ac8
1 files changed, 8 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 7f524aa..3af474a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -38,6 +38,14 @@ AC_COMPILE_IFELSE([AC_LANG_SOURCE([char foo;])],
CFLAGS="$saved_CFLAGS"
AC_SUBST(SYMBOL_VISIBILITY)
+AC_MSG_CHECKING(whether compiler understands -Wall)
+old_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -Wall -Wextra -Wno-unused -Wsign-compare"
+AC_TRY_COMPILE([],[],
+ AC_MSG_RESULT(yes),
+ AC_MSG_RESULT(no)
+ CFLAGS="$old_CFLAGS")
+
dnl Generate the output
AM_CONFIG_HEADER(config.h)