[Bug target/43698] [4.5/4.6 Regression] Wrong use of ARMv6 REV instruction for endian bytewapping with -Os or -O2 optimizations

Mon, 19 Jul 2010 06:54:23 -0700 


------- Comment #12 from siarhei dot siamashka at gmail dot com  2010-07-19 
13:54 -------
Updated the summary to better describe the problem (which is distro
independent).

The fact that this bug breaks pax-utils tool, which is a vital part of gentoo
packaging system, thus rendering the system unusable is probably not so
interesting in gcc bugzilla context :)


-- 

siarhei dot siamashka at gmail dot com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|[4.5/4.6 Regression] Invalid|[4.5/4.6 Regression] Wrong
                   |code when building gentoo   |use of ARMv6 REV instruction
                   |pax-utils-0.1.19 with -Os   |for endian bytewapping with
                   |optimizations               |-Os or -O2 optimizations


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43698

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