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compiler: load nil directly on inline

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This commit is contained in:
Evgeniy Stratonikov 2021-02-05 17:26:26 +03:00
parent 3484025065
commit 57a0377c81
2 changed files with 7 additions and 0 deletions
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3
pkg/compiler/codegen.go
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@ -230,6 +230,9 @@ func (c *codegen) emitLoadVar(pkg string, name string) {
if vi.tv.Value != nil { if vi.tv.Value != nil {
c.emitLoadConst(vi.tv) c.emitLoadConst(vi.tv)
return return
} else if vi.index == unspecifiedVarIndex {
emit.Opcodes(c.prog.BinWriter, opcode.PUSHNULL)
return
} }
c.emitLoadByIndex(vi.refType, vi.index) c.emitLoadByIndex(vi.refType, vi.index)
} }

4
pkg/compiler/inline.go
View file

@ -41,6 +41,10 @@ func (c *codegen) inlineCall(f *funcScope, n *ast.CallExpr) {
c.scope.vars.locals = newScope c.scope.vars.locals = newScope
c.scope.vars.addAlias(name, vi.refType, vi.index, vi.tv) c.scope.vars.addAlias(name, vi.refType, vi.index, vi.tv)
continue continue
} else if arg.Name == "nil" {
c.scope.vars.locals = newScope
c.scope.vars.addAlias(name, varLocal, unspecifiedVarIndex, types.TypeAndValue{})
continue
} }
} }
ast.Walk(c, n.Args[i]) ast.Walk(c, n.Args[i])