Hello,
On Fri, 22 Feb 2019 00:04:27 +0100, John Mandereau <john.mander...@gmail.com> wrote: > David Kastrup wrote: > > Huh. Maybe the Ubuntu compilation of gcc/g++ disabled some warnings? > > > > g++ --verbose > > Using built-in specs. > > COLLECT_GCC=g++ > > COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/8/lto-wrapper > > OFFLOAD_TARGET_NAMES=nvptx-none > > OFFLOAD_TARGET_DEFAULT=1 > > Target: x86_64-linux-gnu > > Configured with: ../src/configure -v --with-pkgversion='Ubuntu 8.2.0- > > 21ubuntu1' --with-bugurl=file:///usr/share/doc/gcc-8/README.Bugs -- > > enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++ -- > > prefix=/usr --with-gcc-major-version-only --program-suffix=-8 -- > > program-prefix=x86_64-linux-gnu- --enable-shared --enable-linker- > > build-id --libexecdir=/usr/lib --without-included-gettext --enable- > > threads=posix --libdir=/usr/lib --enable-nls --enable-bootstrap -- > > enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx- > > time=yes --with-default-libstdcxx-abi=new --enable-gnu-unique-object > > --disable-vtable-verify --enable-libmpx --enable-plugin --enable- > > default-pie --with-system-zlib --with-target-system-zlib --enable- > > objc-gc=auto --enable-multiarch --disable-werror --with-arch-32=i686 > > --with-abi=m64 --with-multilib-list=m32,m64,mx32 --enable-multilib -- > > with-tune=generic --enable-offload-targets=nvptx-none --without-cuda- > > driver --enable-checking=release --build=x86_64-linux-gnu -- > > host=x86_64-linux-gnu --target=x86_64-linux-gnu > > Thread model: posix > > gcc version 8.2.0 (Ubuntu 8.2.0-21ubuntu1) > > > > Huh. No idea. > > On my build host g++ --verbose says > > Using built-in specs. > COLLECT_GCC=/usr/bin/g++ > COLLECT_LTO_WRAPPER=/usr/libexec/gcc/x86_64-redhat-linux/8/lto-wrapper > OFFLOAD_TARGET_NAMES=nvptx-none > OFFLOAD_TARGET_DEFAULT=1 > Target: x86_64-redhat-linux > Configured with: ../configure --enable-bootstrap --enable- > languages=c,c++,fortran,objc,obj-c++,ada,go,lto --prefix=/usr -- > mandir=/usr/share/man --infodir=/usr/share/info --with-bugurl=http://bu > gzilla.redhat.com/bugzilla --enable-shared --enable-threads=posix -- > enable-checking=release --enable-multilib --with-system-zlib --enable- > __cxa_atexit --disable-libunwind-exceptions --enable-gnu-unique-object > --enable-linker-build-id --with-gcc-major-version-only --with-linker- > hash-style=gnu --enable-plugin --enable-initfini-array --with-isl -- > enable-libmpx --enable-offload-targets=nvptx-none --without-cuda-driver > --enable-gnu-indirect-function --enable-cet --with-tune=generic --with- > arch_32=i686 --build=x86_64-redhat-linux > Thread model: posix > gcc version 8.2.1 20181215 (Red Hat 8.2.1-6) (GCC) > > I did "git diff --word-diff --no-index" to compare our configurations; > at first glance I didn't see anything meaningful w.r.t that warning, > which is not surprising given my newbie level in C/C++. > > I also attached the output of "gcc -dumpspecs". ** if it helps (another POV from my vanilla installs I use to test and merge patches) Ubuntu 1604LTS out of the box (with latest and greatest updates): g++ --verbose Using built-in specs. COLLECT_GCC=g++ COLLECT_LTO_WRAPPER=/usr/lib/gcc/i686-linux-gnu/5/lto-wrapper Target: i686-linux-gnu Configured with: ../src/configure -v --with-pkgversion='Ubuntu 5.4.0-6ubuntu1~16.04.11' --with-bugurl=file:///usr/share/doc/gcc-5/README.Bugs --enable-languages=c,ada,c++,java,go,d,fortran,objc,obj-c++ --prefix=/usr --program-suffix=-5 --enable-shared --enable-linker-build-id --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --libdir=/usr/lib --enable-nls --with-sysroot=/ --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --with-default-libstdcxx-abi=new --enable-gnu-unique-object --disable-vtable-verify --enable-libmpx --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-5-i386/jre --enable-java-home --with-jvm-root-dir=/usr/lib/jvm/java-1.5.0-gcj-5-i386 --with-jvm-jar-dir=/usr/lib/jvm-exports/java-1.5.0-gcj-5-i386 --with-arch-directory=i386 --with-ecj-jar=/usr/share/java/eclipse-ecj.jar --enable-objc-gc --enable-targets=all --enable-multiarch --disable-werror --with-arch-32=i686 --with-multilib-list=m32,m64,mx32 --enable-multilib --with-tune=generic --enable-checking=release --build=i686-linux-gnu --host=i686-linux-gnu --target=i686-linux-gnu Thread model: posix gcc version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.11) Ubuntu 1804LTS out of the box (with latest and greatest updates): ++ --verbose Using built-in specs. COLLECT_GCC=g++ COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/8/lto-wrapper OFFLOAD_TARGET_NAMES=nvptx-none OFFLOAD_TARGET_DEFAULT=1 Target: x86_64-linux-gnu Configured with: ../src/configure -v --with-pkgversion='Ubuntu 8.2.0-7ubuntu1' --with-bugurl=file:///usr/share/doc/gcc-8/README.Bugs --enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++ --prefix=/usr --with-gcc-major-version-only --program-suffix=-8 --program-prefix=x86_64-linux-gnu- --enable-shared --enable-linker-build-id --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --libdir=/usr/lib --enable-nls --with-sysroot=/ --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --with-default-libstdcxx-abi=new --enable-gnu-unique-object --disable-vtable-verify --enable-libmpx --enable-plugin --enable-default-pie --with-system-zlib --with-target-system-zlib --enable-objc-gc=auto --enable-multiarch --disable-werror --with-arch-32=i686 --with-abi=m64 --with-multilib-list=m32,m64,mx32 --enable-multilib --with-tune=generic --enable-offload-targets=nvptx-none --without-cuda-driver --enable-checking=release --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=x86_64-linux-gnu Thread model: posix gcc version 8.2.0 (Ubuntu 8.2.0-7ubuntu1) *** James _______________________________________________ lilypond-devel mailing list lilypond-devel@gnu.org https://lists.gnu.org/mailman/listinfo/lilypond-devel