Messages in this thread | | | Date | Fri, 22 Feb 2013 13:47:31 +0100 | From | Michal Marek <> | Subject | Re: [PATCH] Kbuild: Disable var tracking with CONFIG_DEBUG_INFO_REDUCED |
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On Thu, Feb 07, 2013 at 01:58:40PM -0800, Andi Kleen wrote: > From: Andi Kleen <ak@linux.intel.com> > > Newer gcc enables the var-tracking pass with -g to keep track which > registers contain which variables. This is one of the slower passes in gcc. > > With reduced debug info (aimed at objdump -S, but not using a full debugger) > we don't need this fine grained tracking. But it was still enabled > because -g was enabled. Disable it explicitely for DEBUG_INFO_REDUCED.
Applied to kbuild.git#kbuild, thanks.
Michal
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