Add testcase for PR rtl-optimization/28940

[Eric Botcazou]

The pessimization has been fixed on the mainline by the new fwprop pass.

Tested on i586-suse-linux and x86_64-suse-linux, applied on the mainline.


2007-11-03  Eric Botcazou  <ebotcazou@libertysurf.fr>

        PR rtl-optimization/28940
        * gcc.target/i386/addr-sel-1.c: New test.


-- 
Eric Botcazou
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