Add check for __Static_assert() and asserts on struct sizes

[tinc] / src / meson.build

diff --git a/src/meson.build b/src/meson.build
index e37c2db..b1796af 100644 (file)
--- a/src/meson.build
+++ b/src/meson.build
@@ -15,6 +15,14 @@ foreach attr : ['malloc', 'nonnull', 'warn_unused_result']
   cc.has_function_attribute(attr)
 endforeach
 
+if cc.compiles('''
+    _Static_assert(1, "ok");
+    int main(void) { return 0; }
+''')
+  cdata.set('HAVE_STATIC_ASSERT', 1,
+            description: 'C11 _Static_assert()')
+endif
+
 check_headers = [
   'alloca.h',
   'arpa/inet.h',