[Bug c++/52960] New: Missing warnings on ambiguous source : function decl vs local var decl

[xinliangli at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52960

             Bug #: 52960
           Summary: Missing warnings on ambiguous source : function decl
                    vs local var decl
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: xinliangli@gmail.com


struct S { int n; };
 S bar();
 S test() {
  S foo,
  bar();
  // ...
 return foo;
 }

/*

conversions.cppreturn.cpvexing.cpp
vexing.cpp:5:6: warning: empty parentheses interpreted as a function
declaration [-Wvexing-parse]
 bar();
    ^~
vexing.cpp:4:8: note: change this ',' to a ';' to call 'bar'
 S foo,
      ^
      ;
vexing.cpp:5:6: note: replace parentheses with an initializer to declare
a variable
 bar();
    ^~
    {}
1 warning generated.

*/