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fix: to safe when got unexpected typeptr

This commit is contained in:
Nao Yonashiro 2022-03-19 09:33:16 +09:00
parent fdf5700bcb
commit 48f6412cd1
2 changed files with 2 additions and 2 deletions
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2
internal/encoder/compiler_norace.go
View File

@ -4,7 +4,7 @@
package encoder
func CompileToGetCodeSet(ctx *RuntimeContext, typeptr uintptr) (*OpcodeSet, error) {
if typeptr > typeAddr.MaxTypeAddr {
if typeptr > typeAddr.MaxTypeAddr || typeptr < typeAddr.BaseTypeAddr {
return compileToGetCodeSetSlowPath(typeptr)
}
index := (typeptr - typeAddr.BaseTypeAddr) >> typeAddr.AddrShift

2
internal/encoder/compiler_race.go
View File

@ -10,7 +10,7 @@ import (
var setsMu sync.RWMutex
func CompileToGetCodeSet(ctx *RuntimeContext, typeptr uintptr) (*OpcodeSet, error) {
if typeptr > typeAddr.MaxTypeAddr {
if typeptr > typeAddr.MaxTypeAddr || typeptr < typeAddr.BaseTypeAddr {
return compileToGetCodeSetSlowPath(typeptr)
}
index := (typeptr - typeAddr.BaseTypeAddr) >> typeAddr.AddrShift