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[Bug rtl-optimization/54157] [x32] -maddress-mode=long failures


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54157

--- Comment #7 from hjl at gcc dot gnu.org <hjl at gcc dot gnu.org> 2012-08-09 15:33:36 UTC ---
Author: hjl
Date: Thu Aug  9 15:33:28 2012
New Revision: 190256

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=190256
Log:
Don't return identity for CONST or symbolic reference

gcc/

2012-08-09  H.J. Lu  <hongjiu.lu@intel.com>

    Backport from mainline
    2012-08-08  Richard Sandiford  <rdsandiford@googlemail.com>
            H.J. Lu  <hongjiu.lu@intel.com>

    PR rtl-optimization/54157
    * combine.c (gen_lowpart_for_combine): Don't return identity
    for CONST or symbolic reference.

gcc/testsuite/

2012-08-09  H.J. Lu  <hongjiu.lu@intel.com>

    Backport from mainline
    2012-08-08  H.J. Lu  <hongjiu.lu@intel.com>

    PR rtl-optimization/54157
    * gcc.target/i386/pr54157.c: New file.


Added:
    branches/gcc-4_7-branch/gcc/testsuite/gcc.target/i386/pr54157.c
Modified:
    branches/gcc-4_7-branch/gcc/ChangeLog
    branches/gcc-4_7-branch/gcc/combine.c
    branches/gcc-4_7-branch/gcc/testsuite/ChangeLog


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