[Bug rtl-optimization/20097] [4.0 regression] ICE in reload_cse_simplify_operands

[cvs-commit at gcc dot gnu dot org]

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2005-02-23 
18:21 -------
Subject: Bug 20097

CVSROOT:        /cvs/gcc
Module name:    gcc
Changes by:     [EMAIL PROTECTED]       2005-02-23 18:20:53

Modified files:
        gcc            : ChangeLog simplify-rtx.c 

Log message:
        PR target/20018
        PR rtl-optimization/20097
        * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
        BImode SUBREGs of SImode registers which confuse the ia64 backend.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.7571&r2=2.7572
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/simplify-rtx.c.diff?cvsroot=gcc&r1=1.229&r2=1.230



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20097