nobu	2018-08-15 11:05:20 +0900 (Wed, 15 Aug 2018)

  New Revision: 64367

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=64367

  Log:
    -Wsuggest-attribute=noreturn on io_spec_rb_io_wait_readable

  Modified files:
    trunk/spec/ruby/optional/capi/ext/io_spec.c
Index: spec/ruby/optional/capi/ext/io_spec.c
===================================================================
--- spec/ruby/optional/capi/ext/io_spec.c	(revision 64366)
+++ spec/ruby/optional/capi/ext/io_spec.c	(revision 64367)
@@ -21,6 +21,7 @@ static int set_non_blocking(int fd) { https://github.com/ruby/ruby/blob/trunk/spec/ruby/optional/capi/ext/io_spec.c#L21
   int flags = 1;
   return ioctl(fd, FIOBIO, &flags);
 #else
+# define SET_NON_BLOCKING_FAILS_ALWAYS 1
   errno = ENOSYS;
   return -1;
 #endif
@@ -137,6 +138,10 @@ VALUE io_spec_rb_io_taint_check(VALUE se https://github.com/ruby/ruby/blob/trunk/spec/ruby/optional/capi/ext/io_spec.c#L138
 #ifdef HAVE_RB_IO_WAIT_READABLE
 #define RB_IO_WAIT_READABLE_BUF 13
 
+#if SET_NON_BLOCKING_FAILS_ALWAYS
+NORETURN(VALUE io_spec_rb_io_wait_readable(VALUE self, VALUE io, VALUE read_p));
+#endif
+
 VALUE io_spec_rb_io_wait_readable(VALUE self, VALUE io, VALUE read_p) {
   int fd = io_spec_get_fd(io);
   char buf[RB_IO_WAIT_READABLE_BUF];

--
ML: ruby-changes@q...
Info: http://www.atdot.net/~ko1/quickml/