This is the mail archive of the gcc@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

PR opt/8414


This PR indicates a serious defect in the loop unroller.

>From Jason's analysis, it sounds to me like a problem with no easy
solution.

I propose disabling the special-case code in the unroller to handle
one-trip loops until this can be fixed.

Objections?

--
Mark Mitchell
CodeSourcery, LLC
mark at codesourcery dot com


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]