Author: Robert Hyatt
Date: 08:03:01 07/16/04
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On July 16, 2004 at 05:21:35, Tord Romstad wrote: >On July 15, 2004 at 13:54:54, Robert Hyatt wrote: > >>On July 15, 2004 at 11:22:32, Matthew Hull wrote: >> >>>Can the "profile" target use "linux-profile" and "linux" instead of >>>"linux-icc-profile" and "linux-icc"? >> >> >>yes, although it doesn't seem to help when it works. 99% of the time, the >>stupid gcc PGO code produces corrupted profile files and when re-compiling it >>complains and crashes. Works perfectly for Intel's PGO compiler however. And >>on those rare occasions when gcc didn't produce a corrupted file, the >>performance was actually a tiny bit _worse_ so it wasn't worth the trouble to >>start with. :( > >What version of gcc is this? I use gcc with PGO all the time, and I've never >seen it produce corrupted profile files. My gcc version is 3.2.3. > >Tord opteron% gcc -v Reading specs from /usr/lib64/gcc-lib/x86_64-suse-linux/3.2.2/specs Configured with: ../configure --enable-threads=posix --prefix=/usr --with-local-prefix=/usr/local --infodir=/usr/share/info --mandir=/usr/share/man --libdir=/usr/lib64 --enable-languages=c,c++,f77,objc,java,ada --enable-libgcj --with-gxx-include-dir=/usr/include/g++ --with-slibdir=/lib --with-system-zlib --enable-shared --enable-__cxa_atexit x86_64-suse-linux Thread model: posix gcc version 3.2.2 (SuSE Linux)
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