On 9 April 2014 22:22, Maxim Kuvyrkov <maxim.kuvyr...@linaro.org> wrote:
> On Apr 9, 2014, at 1:51 AM, Riku Voipio <riku.voi...@linaro.org> wrote: > > > Hi, > > > > The preprocessed file: > > > > http://people.linaro.org/~rikuvoipio/qmltextgenerator.ii.gz > > > > With compile command line: > > > > g++ -save-temps -c -g -O2 -fstack-protector --param=ssp-buffer-size=4 > -Wformat -Werror=format-security -D_FORTIFY_SOURCE=2 -fvisibility=hidden > -fvisibility-inlines-hidden -Wall -W -D_REENTRANT -fPIC -o x.o > qmltextgenerator.ii > > > > Will take apparently forever (north of 1600min) on a debian native gcc. > -O compiles instantly. Some bisecting for gcc optimization flags later, > disabling strict aliasing allows instant build as well: > > > > g++ -save-temps -c -g -O2 -fno-strict-aliasing -fstack-protector > --param=ssp-buffer-size=4 -Wformat -Werror=format-security > -D_FORTIFY_SOURCE=2 -fvisibility=hidden -fvisibility-inlines-hidden -Wall > -W -D_REENTRANT -fPIC -o x.o qmltextgenerator.ii > > > > Happens with: > > gcc version 4.8.2 (Debian 4.8.2-19) > > and > > gcc version 4.9.0 20140405 (experimental) [trunk revision 209146] > (Debian 20140405-1) > > > > Linaro binary cross-compilers are compile the file fine with -O2. > > > > do we do native gcc testing, or should it be just submitted upstream > bugzilla? > > > > Hi Riku, > > Thanks for providing preprocessed source and full command line. Ideally, > you also should have provided output of "gcc -v" which shows how the > compiler was configured and what various defaults are. Right now it is not > clear whether the bug report is against armel, armhf or arm64. > > I have tested GCC in armhf Sid, armhf Trusty, arm64 Saucy, as well as > recent FSF GCC mainline on armhf and can't reproduce the problem. Please > attach output of "g++ -v" and the exact target / distribution configuration. > > Thank you, > > -- > Maxim Kuvyrkov > www.linaro.org > > Hi, This is with debian/armel. g++ -v Using built-in specs. COLLECT_GCC=g++ COLLECT_LTO_WRAPPER=/usr/lib/gcc/arm-linux-gnueabi/4.8/lto-wrapper Target: arm-linux-gnueabi Configured with: ../src/configure -v --with-pkgversion='Debian 4.8.2-19' --with-bugurl=file:///usr/share/doc/gcc-4.8/README.Bugs --enable-languages=c,c++,java,go,d,fortran,objc,obj-c++ --prefix=/usr --program-suffix=-4.8 --enable-shared --enable-linker-build-id --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --with-gxx-include-dir=/usr/include/c++/4.8 --libdir=/usr/lib --enable-nls --with-sysroot=/ --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-gnu-unique-object --disable-libmudflap --disable-libitm --disable-libquadmath --enable-plugin --with-system-zlib --disable-browser-plugin --enable-java-awt=gtk --enable-gtk-cairo --with-java-home=/usr/lib/jvm/java-1.5.0-gcj-4.8-armel/jre --enable-java-home --with-jvm-root-dir=/usr/lib/jvm/java-1.5.0-gcj-4.8-armel --with-jvm-jar-dir=/usr/lib/jvm-exports/java-1.5.0-gcj-4.8-armel --with-arch-directory=arm --with-ecj-jar=/usr/share/java/eclipse-ecj.jar --enable-objc-gc --enable-multiarch --disable-sjlj-exceptions --with-arch=armv4t --with-float=soft --enable-checking=release --build=arm-linux-gnueabi --host=arm-linux-gnueabi --target=arm-linux-gnueabi Thread model: posix gcc version 4.8.2 (Debian 4.8.2-19) Riku
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