build-sys: add -Wmissing-declarations, sort warning options

Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/configure.ac b/configure.ac
index 1a196720477ab56713ed1ad548b4d507839a23a8..15809c1c0ba9f83b54dd45749fa36b9301243e27 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -99,22 +99,23 @@ AC_C_VOLATILE
 AC_C_BIGENDIAN
 
 dnl Compiler warnings
+UL_WARN_ADD([-fno-common])
 UL_WARN_ADD([-Wall])
+UL_WARN_ADD([-Werror=sequence-point])
 UL_WARN_ADD([-Wextra])
+UL_WARN_ADD([-Wmissing-declarations])
+UL_WARN_ADD([-Wmissing-parameter-type])
+UL_WARN_ADD([-Wmissing-prototypes])
 UL_WARN_ADD([-Wno-missing-field-initializers])
+UL_WARN_ADD([-Wredundant-decls])
 UL_WARN_ADD([-Wsign-compare])
 UL_WARN_ADD([-Wtype-limits])
 UL_WARN_ADD([-Wuninitialized])
-UL_WARN_ADD([-Werror=sequence-point])
+UL_WARN_ADD([-Wunused-but-set-parameter])
+UL_WARN_ADD([-Wunused-but-set-variable])
 UL_WARN_ADD([-Wunused-parameter])
-UL_WARN_ADD([-fno-common])
 UL_WARN_ADD([-Wunused-result])
-UL_WARN_ADD([-Wmissing-prototypes])
 UL_WARN_ADD([-Wunused-variable])
-UL_WARN_ADD([-Wmissing-parameter-type])
-UL_WARN_ADD([-Wunused-but-set-parameter])
-UL_WARN_ADD([-Wunused-but-set-variable])
-UL_WARN_ADD([-Wredundant-decls])
 AC_SUBST([WARN_CFLAGS])
 
 dnl libtool-2