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compiler: process packages in deterministic order

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Imported from CityOfZion/neo-storm#60 PR.
This commit is contained in:
Evgenii 2019-02-15 16:38:16 +03:00 committed by Roman Khimov
parent 1883a11f44
commit 5ba835d25b
1 changed files with 10 additions and 1 deletions
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11
pkg/vm/compiler/codegen.go
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@ -8,6 +8,7 @@ import (
"go/token"
"go/types"
"log"
"sort"
"strconv"
"strings"
@ -773,8 +774,16 @@ func CodeGen(info *buildInfo) (*bytes.Buffer, error) {
// convert the entry point first
c.convertFuncDecl(mainFile, main)
// sort map keys to generate code deterministically
keys := make([]*types.Package, 0, len(info.program.AllPackages))
for p := range info.program.AllPackages {
keys = append(keys, p)
}
sort.Slice(keys, func(i, j int) bool { return keys[i].Path() < keys[j].Path() })
// Generate the code for the program
for _, pkg := range info.program.AllPackages {
for _, k := range keys {
pkg := info.program.AllPackages[k]
c.typeInfo = &pkg.Info
for _, f := range pkg.Files {