From f4a7cdf543f4ec446348246bb1b2975c3f71188e Mon Sep 17 00:00:00 2001
From: Masaaki Goshima <goccy54@gmail.com>
Date: Sat, 20 Mar 2021 18:24:13 +0900
Subject: [PATCH] Fix bugs of nil pointer of typeAddr value

---
 internal/encoder/compiler.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/internal/encoder/compiler.go b/internal/encoder/compiler.go
index 14344da..3bc5a80 100644
--- a/internal/encoder/compiler.go
+++ b/internal/encoder/compiler.go
@@ -19,11 +19,14 @@ var (
 	jsonNumberType   = reflect.TypeOf(json.Number(""))
 	cachedOpcodeSets []*OpcodeSet
 	cachedOpcodeMap  unsafe.Pointer // map[uintptr]*OpcodeSet
-	typeAddr         = &runtime.TypeAddr{}
+	typeAddr         *runtime.TypeAddr
 )
 
 func init() {
 	typeAddr = runtime.AnalyzeTypeAddr()
+	if typeAddr == nil {
+		typeAddr = &runtime.TypeAddr{}
+	}
 	cachedOpcodeSets = make([]*OpcodeSet, typeAddr.AddrRange)
 }