================
@@ -1841,9 +1872,71 @@ Decl *TemplateInstantiator::TransformDecl(SourceLocation
Loc, Decl *D) {
// template parameter.
}
+ if (auto *PVD = dyn_cast<ParmVarDecl>(D);
+ PVD && PVD->getDeclContext() == FunctionDCForParameterDeclInstantiation
&&
+ !ParameterInstantiationScope->findInstantiationUnsafe(PVD)) {
+ // Fall through to the default lookup even if we have failed to instantiate
+ // anything. We're likely to crash thereafter.
+ instantiateParameterToScope(PVD, *ParameterInstantiationScope);
+ }
+
return SemaRef.FindInstantiatedDecl(Loc, cast<NamedDecl>(D), TemplateArgs);
}
+bool TemplateInstantiator::instantiateParameterToScope(
----------------
cor3ntin wrote:
Can we reuse the logic of `SetupConstraintScope` /
`addInstantiatedParametersToScope` ? It seems very similar
https://github.com/llvm/llvm-project/pull/102857
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