merge revision(s) 67203: [Backport #15651]

	numeric.c: fix infinite loop

	* numeric.c (int_pow): fix infinite loop in the case of y equal 1
	  and power of x does not overflow.
	  [ruby-core:91734] [Bug #15651]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_5@67219 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 0 deletions

diff --git a/numeric.c b/numeric.c
index 1589271d0a..dc5e4e7d3e 100644
--- a/numeric.c
+++ b/numeric.c
@@ -3905,6 +3905,7 @@ int_pow(long x, unsigned long y)
     long z = 1;
 
     if (y == 0) return INT2FIX(1);
+    if (y == 1) return LONG2NUM(x);
     if (neg) x = -x;
     if (y & 1)
 	z = x;