[cfe-dev] CXXConstructExprClass in PathAnalysis Engine

Jim Goodnow II jim at thegoodnows.net
Mon Nov 1 14:13:10 PDT 2010


Hi,

Passing a class by value results in a CXXConstructExprClass type 
which is currently not handled by the path analysis engine. 
Constructors that occur as part of a declaration initialization are 
handled by VisitAggExpr which includes the variable being declared as 
the destination in one of the arguments. This destination eventually 
gets passed to VisitCXXConstructExpr as well. For the parameter 
passing case, is there a default destination that should be used or 
should this case be handled separately in a different 
VisitCXXConstructExpr that doesn't have a destination?

A similar situation happens with passing structs by value in C, but I 
don't see anything special happening there, it just generates a DeclRefExpr.

Thanks.

  - jim




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