[Bug rtl-optimization/25310] [4.1/4.2 Regression] ICE in reload_cse_simplify_operands, at postreload.c:393

[uweigand at gcc dot gnu dot org]

------- Comment #5 from uweigand at gcc dot gnu dot org  2005-12-14 23:40 -------
Subject: Bug 25310

Author: uweigand
Date: Wed Dec 14 23:40:22 2005
New Revision: 108544

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=108544
Log:
        PR rtl-optimization/25310
        * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
        of the eliminable register when substituting into a PLUS.

        PR rtl-optimization/25310
        * gcc.c-torture/compile/pr25310.c: New test.

Added:
    branches/gcc-4_1-branch/gcc/testsuite/gcc.c-torture/compile/pr25310.c
Modified:
    branches/gcc-4_1-branch/gcc/ChangeLog
    branches/gcc-4_1-branch/gcc/reload1.c
    branches/gcc-4_1-branch/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25310