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-rw-r--r--include/cps/TypeSystem.h11
1 files changed, 7 insertions, 4 deletions
diff --git a/include/cps/TypeSystem.h b/include/cps/TypeSystem.h
index 1c1e422..f8427f3 100644
--- a/include/cps/TypeSystem.h
+++ b/include/cps/TypeSystem.h
@@ -154,12 +154,15 @@ public:
std::string &Err);
bool sameType(const std::string &Left, const std::string &Right) const;
const TypeInfo *promoteCScalar(const TypeInfo *Info) const;
- // A TYPE record (not a CLASS) whose fields are C scalars, C pointers,
- // C structs or pointer types to C structs. Otherwise Why, if given,
- // names the first offending field and its type.
+ // Follows pseudocode pointer types to the type they finally point to:
+ // Info itself when it is not one, nullptr for a cycle (TYPE P = ^P).
+ const TypeInfo *pointerBase(const TypeInfo *Info) const;
+ // A TYPE record (not a CLASS) whose fields are C types, C structs or
+ // pointer types to either. Otherwise Why, if given, names the first
+ // offending field and its type.
bool isCStruct(const TypeInfo *Info, std::string *Why = nullptr) const;
// Crosses the EXTERN "C" boundary: a non-void C type, a C struct or a
- // pointer type to one.
+ // pointer type to either.
bool isExternType(const TypeInfo *Info) const;
const TypeInfo *commonCScalar(const TypeInfo *Left, const TypeInfo *Right) const;