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m4: disable -Wcast-function-type

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This fixes the GCC 8 build. It disables the warning conditionally so that we
get the warning back if glib gets fixed.
This commit is contained in:
Lubomir Rintel 2018-02-07 11:23:08 +01:00
parent 31d9a9de14
commit 631982a796
1 changed files with 10 additions and 0 deletions
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10
m4/compiler_options.m4
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@ -127,6 +127,16 @@ if test "$GCC" = "yes" -a "$set_more_warnings" != "no"; then
[union { int a[1]; int b[2]; } c = { 0 }]
)
dnl a new warning in gcc 8, glib 2.55 doesn't play nice yet
NM_COMPILER_WARNING([cast-function-type],
[#include <glib-object.h>]
[typedef struct { GObject parent; } NMObject;]
[typedef struct { GObjectClass parent; } NMObjectClass;]
[static void nm_object_init (NMObject *object) { } ]
[static void nm_object_class_init (NMObjectClass *object) { }]
[G_DEFINE_TYPE (NMObject, nm_object, G_TYPE_OBJECT)]
)
CFLAGS="$CFLAGS_MORE_WARNINGS $CFLAGS"
else
AC_MSG_RESULT(no)