[Bug rtl-optimization/21163] [4.0 Regregresion] internal compiler error: in output_constant_pool_2, at varasm.c:3135

[cvs-commit at gcc dot gnu dot org]

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2005-04-24 
22:15 -------
Subject: Bug 21163

CVSROOT:        /cvs/gcc
Module name:    gcc
Branch:         gcc-4_0-branch
Changes by:     [EMAIL PROTECTED]       2005-04-24 22:15:06

Modified files:
        gcc            : ChangeLog simplify-rtx.c 

Log message:
        PR rtl-opt/21163
        * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
        for SCALAR_INT_MODE_P instead of not MODE_CC before returning
        constm1_rtx.
        <XOR, AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
        <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
        <DIV, MOD>: Likewise.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=2.7592.2.187&r2=2.7592.2.188
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/simplify-rtx.c.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.230.2.5&r2=1.230.2.6



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21163