Paul Brook <p...@codesourcery.com> wrote: > On Thursday 05 November 2009, Juan Quintela wrote: >> Daniel Jacobowitz <d...@codesourcery.com> wrote: >> > On Thu, Nov 05, 2009 at 05:17:46PM +0100, Juan Quintela wrote: >> >> How are you compiling? >> >> It works for me compiling in-tree with make -j3 (only 2 cores) >> > >> > I can reliably reproduce it by building all my QEMU configs at once. >> > I think that's a four-core or eight-core machine, -j4 in each build, >> > six separate qemu build trees. I've reproduced it in a single build >> > tree a couple of times, but not reliably. >> >> I have no way to reproduce reliablely :( > > rm -f qemu-tool.[od] config-host.h > make qemu-tool.o > > Reproduces reliably. > The following patch should expose any similar failures:
My last series of build fixes serie fix this one also. They are already on staging. Thanks for the test case, Juan. > --- a/rules.mak > +++ b/rules.mak > @@ -44,5 +44,6 @@ cc-option = $(if $(shell $(CC) $1 $2 -S -o /dev/null -xc > /dev/ > @test -f $@ || cp $< $@ > > %.h-timestamp: %.mak > + sleep 60 > $(call quiet-command, $(SRC_PATH)/create_config < $< > $@, " GEN > $*.h > @cmp $@ $*.h >/dev/null 2>&1 || cp $@ $*.h > > > Paul
