[Bug c/37924] [4.2/4.3/4.4 Regression] ice in smallest_mode_for_size, at stor-layout.c:219

[jakub at gcc dot gnu dot org]

------- Comment #5 from jakub at gcc dot gnu dot org  2008-10-28 19:04 -------
Subject: Bug 37924

Author: jakub
Date: Tue Oct 28 19:02:36 2008
New Revision: 141413

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=141413
Log:
        PR c/37924
        * combine.c (make_compound_operation): Don't call make_extraction with
        non-positive length.
        (simplify_shift_const_1): Canonicalize count even if complement_p.

        * gcc.c-torture/execute/pr37924.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/pr37924.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/combine.c
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37924