[Bug rtl-optimization/25703] [4.2 Regression] ACATS cxa4024 failure

[sayle at gcc dot gnu dot org]

------- Comment #16 from sayle at gcc dot gnu dot org  2006-01-26 02:48 -------
Subject: Bug 25703

Author: sayle
Date: Thu Jan 26 02:48:01 2006
New Revision: 110242

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=110242
Log:

        PR rtl-optimization/25703
        * combine.c (try_combine): Handle zero_extract and strict_low_part
        of non-lowpart SUBREGs for constant reg_subword_p set optimization.

        * gcc.target/i386/20060125-1.c: New test case.
        * gcc.target/i386/20060125-2.c: New test case.


Added:
    trunk/gcc/testsuite/gcc.target/i386/20060125-1.c
    trunk/gcc/testsuite/gcc.target/i386/20060125-2.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/combine.c
    trunk/gcc/testsuite/ChangeLog


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25703