diff options
Diffstat (limited to 'src/cmd/compile/internal/noder/decl.go')
| -rw-r--r-- | src/cmd/compile/internal/noder/decl.go | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/src/cmd/compile/internal/noder/decl.go b/src/cmd/compile/internal/noder/decl.go index 3e55437afa..40cbe50aff 100644 --- a/src/cmd/compile/internal/noder/decl.go +++ b/src/cmd/compile/internal/noder/decl.go @@ -148,11 +148,15 @@ func (g *irgen) typeDecl(out *ir.Nodes, decl *syntax.TypeDecl) { // [mdempsky: Subtleties like these are why I always vehemently // object to new type pragmas.] ntyp.SetUnderlying(g.typeExpr(decl.Type)) - if len(decl.TParamList) > 0 { - // Set HasTParam if there are any tparams, even if no tparams are - // used in the type itself (e.g., if it is an empty struct, or no - // fields in the struct use the tparam). - ntyp.SetHasTParam(true) + + tparams := otyp.(*types2.Named).TParams() + if len(tparams) > 0 { + rparams := make([]*types.Type, len(tparams)) + for i := range rparams { + rparams[i] = g.typ(tparams[i].Type()) + } + // This will set hasTParam flag if any rparams are not concrete types. + ntyp.SetRParams(rparams) } types.ResumeCheckSize() |