Add getGeneralSuperType() that includes basic supers, and use in fuzzer (#6005)

With this, the fuzzer can replace e.g. an eq expression with a specific struct type,
because now it is away that struct types have eq as their ancestor.

1 files changed, 5 insertions, 0 deletions

diff --git a/src/wasm-type.h b/src/wasm-type.h
index bc6b25b34..23ceb9143 100644
--- a/src/wasm-type.h
+++ b/src/wasm-type.h
@@ -372,6 +372,11 @@ public:
   // module) nominal supertype, return it, else an empty optional.
   std::optional<HeapType> getDeclaredSuperType() const;
 
+  // As |getDeclaredSuperType|, but also handles basic types, that is, if the
+  // super is a basic type, then we return it here. Declared types are returned
+  // as well, just like |getDeclaredSuperType|.
+  std::optional<HeapType> getSuperType() const;
+
   // Return the depth of this heap type in the nominal type hierarchy, i.e. the
   // number of supertypes in its supertype chain.
   size_t getDepth() const;