nobu	2018-11-20 19:51:27 +0900 (Tue, 20 Nov 2018)

  New Revision: 65882

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=65882

  Log:
    Fix condition
    
    FIBER_USE_NATIVE is always defined as 0 or 1, use `#if` instead of
    `#ifdef`.

  Modified files:
    trunk/cont.c
Index: cont.c
===================================================================
--- cont.c	(revision 65881)
+++ cont.c	(revision 65882)
@@ -908,7 +908,7 @@ fiber_machine_stack_alloc(size_t size) https://github.com/ruby/ruby/blob/trunk/cont.c#L908
 }
 #endif
 
-#ifdef FIBER_USE_NATIVE
+#if FIBER_USE_NATIVE
 static void
 fiber_initialize_machine_stack_context(rb_fiber_t *fib, size_t size)
 {
@@ -999,7 +999,7 @@ fiber_setcontext(rb_fiber_t *newfib, rb_ https://github.com/ruby/ruby/blob/trunk/cont.c#L999
     swapcontext(&oldfib->context, &newfib->context);
 #endif
 }
-#endif /* FIBER_ALLOCATE_STACK */
+#endif /* FIBER_USE_NATIVE */
 
 NOINLINE(NORETURN(static void cont_restore_1(rb_context_t *)));
 

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