gcc-3.x gives this information but gcc-4.2 does not.
In the shell snippit below, the unknown symbol name should be
embedded in the gcc-4.2 error lines as it is done in gcc-3.4.
$ gcc-3.4 foo.f
undeclared_variable(index)=0.0
^
Invalid declaration of ... 'undeclared_variable' at (^) ...
$ gcc-4.2 foo.f
undeclared_variable(index)=0.0
1
Error: Unexpected STATEMENT FUNCTION statement at (1)
another_variable(1)=0.0
1
Error: Unclassifiable statement at (1)
--
Summary: Unknown symbol name should be included in Error message
Product: gcc
Version: 4.2.1
Status: UNCONFIRMED
Severity: enhancement
Priority: P3
Component: fortran
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: harry dot rockefeller at gmail dot com
GCC host triplet: 2.6.22-14-generic kernel
GCC target triplet: i486-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34802