[Bug target/56866] gcc 4.7.x/gcc-4.8.x with '-O3 -march=bdver2' misscompiles glibc-2.17/crypt/sha512.c

[mikpe at it dot uu.se]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56866



--- Comment #10 from Mikael Pettersson <mikpe at it dot uu.se> 2013-04-17 
20:15:47 UTC ---

(In reply to comment #9)

> How to proceed?



Derive a stand-alone test case from the failing glibc module and whatever glibc

code it requires, then minimize it.