[Bug middle-end/37489] const_true_rtx returned for float compare

[hjl at gcc dot gnu dot org]

------- Comment #8 from hjl at gcc dot gnu dot org  2008-09-13 15:48 -------
Subject: Bug 37489

Author: hjl
Date: Sat Sep 13 15:47:41 2008
New Revision: 140344

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=140344
Log:
gcc/

2008-09-13  H.J. Lu  <hongjiu.lu@intel.com>

        PR rtl-optimization/37489
        * cse.c (fold_rtx): Don't return const_true_rtx for float
        compare if FLOAT_STORE_FLAG_VALUE is undefined.

gcc/testsuite/

2008-09-13  Raksit Ashok <raksit@google.com>

        PR rtl-optimization/37489
        * g++.dg/opt/cse3.C: New.

Added:
    trunk/gcc/testsuite/g++.dg/opt/cse3.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cse.c
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37489