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widl: Fail with error on an attempt to inherit interface from itself.

This commit is contained in:
Jacek Caban 2012-08-28 21:33:57 +02:00 committed by Alexandre Julliard
parent bfec155345
commit 5cb75c525f
1 changed files with 2 additions and 0 deletions
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2
tools/widl/parser.y
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@ -884,6 +884,8 @@ interfacehdr: attributes interface { $$.interface = $2;
interfacedef: interfacehdr inherit interfacedef: interfacehdr inherit
'{' int_statements '}' semicolon_opt { $$ = $1.interface; '{' int_statements '}' semicolon_opt { $$ = $1.interface;
if($$ == $2)
error_loc("Interface can't inherit from itself\n");
type_interface_define($$, $2, $4); type_interface_define($$, $2, $4);
pointer_default = $1.old_pointer_default; pointer_default = $1.old_pointer_default;
} }