MegCLI 8.04.07 is out, please bump.
8.04.52 has been out since August the 29th too. http://www.lsi.com/support/Pages/Download-Results.aspx?keyword=megacli The zip file is now quite different though. Didn't take much to modify the existing ebuild though, which I'll attach.
Created attachment 331742 [details] megacli-8.04.52.ebuild Ebuild for megacli 8.04.52 Tested on amd64 (kernel 3.2.34-hardened-r2).
8.05.06 is available here: http://www.lsi.com/Pages/user/eula.aspx?file=http%3a%2f%2fwww.lsi.com%2fdownloads%2fPublic%2fMegaRAID%2520Common%2520Files%2f8.05.06_MegaCLI.zip&Source=http%3a%2f%2fwww.lsi.com%2fSearch%2fPages%2fresults.aspx%3fk%3dmegacli%26r%3dassettype%253D%2522AR0BTWFuYWdlbWVudCBTb2Z0d2FyZSBhbmQgVG9vbHMJYXNzZXR0eXBlAQJeIgIiJA%253D%253D%2522
available at barzog-overlay (http://code.google.com/p/barzog-gentoo-overlay/). Ebuild based on stock 8.02.21. Tested on amd64.
Bumped to 8.05.06. Thanks for reporting!