From 004f01a388c9420191b4d7137e61e0552ff93118 Mon Sep 17 00:00:00 2001
From: Alex Beregszaszi <alex@rtfs.hu>
Date: Thu, 16 Jan 2020 14:34:45 +0000
Subject: [PATCH] Add test case for gas metering of exp(n, 0)

---
 test/libsolidity/GasMeter.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/test/libsolidity/GasMeter.cpp b/test/libsolidity/GasMeter.cpp
index da2f79977..0020d80e4 100644
--- a/test/libsolidity/GasMeter.cpp
+++ b/test/libsolidity/GasMeter.cpp
@@ -261,6 +261,9 @@ BOOST_AUTO_TEST_CASE(exponent_size)
 {
 	char const* sourceCode = R"(
 		contract A {
+			function f(uint x) public returns (uint) {
+				return x ** 0;
+			}
 			function g(uint x) public returns (uint) {
 				return x ** 0x100;
 			}
@@ -270,6 +273,7 @@ BOOST_AUTO_TEST_CASE(exponent_size)
 		}
 	)";
 	testCreationTimeGas(sourceCode);
+	testRunTimeGas("f(uint256)", vector<bytes>{encodeArgs(2)});
 	testRunTimeGas("g(uint256)", vector<bytes>{encodeArgs(2)});
 	testRunTimeGas("h(uint256)", vector<bytes>{encodeArgs(2)});
 }