Michiel Boland wrote: > Hi. I noticed that compilation of xorg-server on i386 with the new gcc > proceeds normally, whereas compilation on amd64 would crash because the > compiler would consume all memory. The i386 and amd64 boxen have the > same amount of RAM and swap, obviously. And they run, give or take a few > hours, more or less same version of -CURRENT. > > So it appears that memory consumption of gcc on amd64 is significantly > greater than on i386. To test this further I created a very simple C > source file:- > > void n0() { } > void n1() { } > void n2() { } > void n3() { } > ... > void n49998() { } > void n49999() { } > > (i.e. a file with 50000 trivial function definitions.) > > I compiled this file with several optimization levels, and then got the > following > > no optimization -O > amd64 164M 445M > i386 142M 247M > > I was wondering if anyone can make any sense out of this. > > Cheers > Michiel What are your CFLAGS and CXXFLAGS? What -O did you build with? -GarrettReceived on Sat May 26 2007 - 02:06:04 UTC
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