[Bug middle-end/40328] [4.5 Regression] internal compiler error: in set_ssa_val_to, at tree-ssa-sccvn.c:1811

[jakub at gcc dot gnu dot org]

------- Comment #10 from jakub at gcc dot gnu dot org  2009-07-07 14:07 -------
Subject: Bug 40328

Author: jakub
Date: Tue Jul  7 14:07:19 2009
New Revision: 149329

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=149329
Log:
        PR middle-end/40669
        * tree-tailcall.c (adjust_return_value_with_ops,
        create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
        if it has complex or vector type.

        Backport from mainline:
        2009-06-03  Richard Guenther  <rguenther@suse.de>

        PR middle-end/40328
        * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.

        * gcc.dg/pr40669.c: New test.

Added:
    branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/pr40669.c
Modified:
    branches/gcc-4_4-branch/gcc/ChangeLog
    branches/gcc-4_4-branch/gcc/fold-const.c
    branches/gcc-4_4-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_4-branch/gcc/tree-tailcall.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40328