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pass: "instruction should follow a label" info (#115)

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Add the label in question to the error message.
This commit is contained in:
Klaus Post
2020-01-13 19:52:16 +01:00
committed by Michael McLoughlin
parent 3c861c7c0b
commit b0ac74488c
2 changed files with 2 additions and 2 deletions
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2
pass/cfg.go
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@@ -17,7 +17,7 @@ func LabelTarget(fn *ir.Function) error {
switch n := node.(type) { switch n := node.(type) {
case ir.Label: case ir.Label:
if pending != empty { if pending != empty {
return errors.New("instruction should follow a label") return fmt.Errorf("expected instruction following label %q", pending)
} }
pending = n pending = n
if _, found := target[pending]; found { if _, found := target[pending]; found {

2
pass/cfg_test.go
View File

@@ -66,7 +66,7 @@ func TestLabelTargetInstructionFollowLabel(t *testing.T) {
err := LabelTarget(f) err := LabelTarget(f)
if err == nil || err.Error() != "instruction should follow a label" { if err == nil || err.Error() != "expected instruction following label \"lblA\"" {
t.Fatalf("expected error when label is not followed by instruction; got %v", err) t.Fatalf("expected error when label is not followed by instruction; got %v", err)
} }
} }