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Diffstat (limited to 'src/cmd/compile/internal/noder')
-rw-r--r--src/cmd/compile/internal/noder/stencil.go12
1 files changed, 9 insertions, 3 deletions
diff --git a/src/cmd/compile/internal/noder/stencil.go b/src/cmd/compile/internal/noder/stencil.go
index eeb503811c..d463c850f3 100644
--- a/src/cmd/compile/internal/noder/stencil.go
+++ b/src/cmd/compile/internal/noder/stencil.go
@@ -208,9 +208,15 @@ func (g *genInst) scanForGenCalls(decl ir.Node) {
st := g.getInstantiation(gf, targs, true).fun
dictValue, usingSubdict := g.getDictOrSubdict(declInfo, n, gf, targs, true)
- // We have to be using a subdictionary, since this is
- // a generic method call.
- assert(usingSubdict)
+ if hasShapeTypes(targs) {
+ // We have to be using a subdictionary, since this is
+ // a generic method call.
+ assert(usingSubdict)
+ } else {
+ // We should use main dictionary, because the receiver is
+ // an instantiation already, see issue #53406.
+ assert(!usingSubdict)
+ }
// Transform to a function call, by appending the
// dictionary and the receiver to the args.