From 020b782474240e4de4f908c1074c500dfac043a2 Mon Sep 17 00:00:00 2001
From: Luke <luke.wilde@live.co.uk>
Date: Sat, 7 Nov 2020 00:20:55 +0000
Subject: [PATCH] LibJS: Use pow instead of __bulitin_pow on clang

__bulitin_pow doesn't seem to exist on clang, at least
it didn't build with it.
---
 Libraries/LibJS/Runtime/NumberConstructor.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Libraries/LibJS/Runtime/NumberConstructor.cpp b/Libraries/LibJS/Runtime/NumberConstructor.cpp
index 6453fd840e..c95441166e 100644
--- a/Libraries/LibJS/Runtime/NumberConstructor.cpp
+++ b/Libraries/LibJS/Runtime/NumberConstructor.cpp
@@ -30,9 +30,15 @@
 #include <LibJS/Runtime/NumberObject.h>
 #include <math.h>
 
+#ifdef __clang__
+#    define EPSILON_VALUE pow(2, -52)
+#    define MAX_SAFE_INTEGER_VALUE pow(2, 53) - 1
+#    define MIN_SAFE_INTEGER_VALUE -(pow(2, 53) - 1)
+#else
 constexpr const double EPSILON_VALUE { __builtin_pow(2, -52) };
 constexpr const double MAX_SAFE_INTEGER_VALUE { __builtin_pow(2, 53) - 1 };
 constexpr const double MIN_SAFE_INTEGER_VALUE { -(__builtin_pow(2, 53) - 1) };
+#endif
 
 namespace JS {