[Bug c/27676] gcc is overly strict in assignment to read-only data

[jsm28 at gcc dot gnu dot org]

------- Comment #2 from jsm28 at gcc dot gnu dot org  2009-04-18 23:21 -------
Subject: Bug 27676

Author: jsm28
Date: Sat Apr 18 23:21:34 2009
New Revision: 146336

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=146336
Log:
        PR c/27676
        * c-typeck.c (readonly_warning): new.
        (build_unary_op, build_modify_expr): Use readonly_warning for
        storing into something readonly but not const-qualified.

testsuite:
        * gcc.dg/lvalue-5.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/lvalue-5.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/c-typeck.c
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27676