getVStruct: type not found

goplus · Jul 23, 2022 · d941457 · d941457
1 parent 8c6a367
commit d941457
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Showing 2 changed files with 21 additions and 1 deletion.
diff --git a/cl/blockctx.go b/cl/blockctx.go
@@ -475,7 +475,10 @@ func (p *blockCtx) buildVStruct(struc *types.Struct, vfs gox.VFields) *types.Str
 }
 
 func (p *blockCtx) getVStruct(typ *types.Named) *types.Struct {
- t := typ.Underlying().(*types.Struct)
+ t, ok := typ.Underlying().(*types.Struct)
+ if !ok {
+ log.Panicln(typ.Obj().Name(), "not found")
+ }
  if vfs, ok := p.pkg.VFields(typ); ok {
  t = p.buildVStruct(t, vfs)
  }

diff --git a/cl/compile_test.go b/cl/compile_test.go
@@ -165,6 +165,23 @@ func testPanic(t *testing.T, panicMsg string, doPanic func()) {
 
 // -----------------------------------------------------------------------------
 
+func TestGetVStruct(t *testing.T) {
+ defer func() {
+ if e := recover(); e != nil {
+ if emsg, ok := e.(string); ok {
+ if emsg == "foo not found\n" {
+ return
+ }
+ }
+ t.Fatal("TestGetVStruct failed:", e)
+ }
+ t.Fatal("TestGetVStruct: no error?")
+ }()
+ var ctx blockCtx
+ typ := types.NewNamed(types.NewTypeName(0, nil, "foo", nil), nil, nil)
+ ctx.getVStruct(typ)
+}
+
 func TestFuncAndDecl(t *testing.T) {
  testFunc(t, "testKeyword", `
 void test(int var) {