CVS commit: src/gnu/dist/gcc/gcc

[Richard Earnshaw <rearnsha%netbsd.org@localhost>]

Module Name:    src
Committed By:   rearnsha
Date:           Sat Dec 13 12:20:53 UTC 2003

Modified Files:
        src/gnu/dist/gcc/gcc: loop.c

Log Message:
Pull up the following patch from the main gcc tree.
        PR optimization/13037
        * loop.c (update_giv_derive): Ignore redundant sets of a biv
        when calculating how to derive a giv from a biv.
This fixes the underlying problem in toolchain/23002.


To generate a diff of this commit:
cvs rdiff -r1.1.1.2 -r1.2 src/gnu/dist/gcc/gcc/loop.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.