From de3e931df7abdc3ee22dbb7543e86af6d00ee899 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=8D=9C=E9=83=A8=E6=98=8C=E5=B9=B3?=
 <shyouhei@ruby-lang.org>
Date: Wed, 24 Jun 2020 16:23:59 +0900
Subject: add UNREACHABLE_RETURN

Not every compilers understand that rb_raise does not return.  When a
function does not end with a return statement, such compilers can issue
warnings.  We would better tell them about reachabilities.
---
 numeric.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'numeric.c')

diff --git a/numeric.c b/numeric.c
index f0c45fa6ce..b883b30440 100644
--- a/numeric.c
+++ b/numeric.c
@@ -4013,6 +4013,7 @@ fix_pow_inverted(VALUE x, VALUE minusb)
 {
     if (x == INT2FIX(0)) {
         rb_num_zerodiv();
+        UNREACHABLE_RETURN(Qundef);
     }
     else {
         VALUE y = rb_int_pow(x, minusb);
-- 
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