diff options
Diffstat (limited to 'src/mem/slicc/ast/MemberExprAST.py')
| -rw-r--r-- | src/mem/slicc/ast/MemberExprAST.py | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/src/mem/slicc/ast/MemberExprAST.py b/src/mem/slicc/ast/MemberExprAST.py index a13205252..412c178d8 100644 --- a/src/mem/slicc/ast/MemberExprAST.py +++ b/src/mem/slicc/ast/MemberExprAST.py @@ -49,10 +49,15 @@ class MemberExprAST(ExprAST): code.fix(fix) # Verify that this is a valid field name for this type - if self.field not in return_type.data_members: - self.error("Invalid object field: " + - "Type '%s' does not have data member %s" % \ - (return_type, self.field)) - - # Return the type of the field - return return_type.data_members[self.field].type + if self.field in return_type.data_members: + # Return the type of the field + return return_type.data_members[self.field].type + else: + if "interface" in return_type: + interface_type = self.symtab.find(return_type["interface"]); + if self.field in interface_type.data_members: + # Return the type of the field + return interface_type.data_members[self.field].type + self.error("Invalid object field: " + + "Type '%s' does not have data member %s" % \ + (return_type, self.field)) |