[Bug middle-end/40943] [4.4/4.5 Regression] Uninitialized warning is missed when dereferencing uninitialized pointers

[jakub at gcc dot gnu dot org]

------- Comment #7 from jakub at gcc dot gnu dot org  2009-08-03 19:27 -------
Subject: Bug 40943

Author: jakub
Date: Mon Aug  3 19:27:32 2009
New Revision: 150380

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=150380
Log:
        PR middle-end/40943
        * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
        operand of INDIRECT_REF.

        * gcc.dg/uninit-6.c: Re-add XFAIL.
        * gcc.dg/uninit-6-O0.c: Likewise.
        * gcc.dg/uninit-pr40943.c: New test.

Added:
    branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/uninit-pr40943.c
Modified:
    branches/gcc-4_4-branch/gcc/ChangeLog
    branches/gcc-4_4-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/uninit-6-O0.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/uninit-6.c
    branches/gcc-4_4-branch/gcc/tree-ssa.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40943