this is now #18240 On Friday, 17 April 2015 14:57:42 UTC+1, Dima Pasechnik wrote: > > bump, this is still not fixed in the MPIR we ship, causing pain and > suffering such as here: > http://trac.sagemath.org/ticket/18198 > > I'll open a ticket shortly. > > On Tuesday, 18 November 2014 14:39:32 UTC, Dima Pasechnik wrote: >> >> basically, current (upstream) normaliz does not compile with gcc 4.9.2; >> (with Sage 4.5.beta0). >> I tracked it down to the following test, showing that mpir(xx) does >> something strange... >> >> $ cat b.cpp >> #include <mpirxx.h> >> int main() >> { >> return alignof(std::max_align_t); >> } >> >> $ g++ -std=c++11 -c b.cpp >> In file included from >> /home/scratch/dimpase/sage/sage6.3/local/include/mpir.h:53:0, >> from >> /home/scratch/dimpase/sage/sage6.3/local/include/mpirxx.h:44, >> from b.cpp:1: >> /home/scratch/dimpase/sage/sage6.3/local/include/c++/4.9.2/cstddef:51:11: >> error: '::max_align_t' has not been declared >> using ::max_align_t; >> ^ >> b.cpp: In function 'int main()': >> b.cpp:6:20: error: 'max_align_t' is not a member of 'std' >> return alignof(std::max_align_t); >> >> e$ g++ -v >> Using built-in specs. >> COLLECT_GCC=/home/scratch/dimpase/sage/sage6.3/local/bin/g++ >> COLLECT_LTO_WRAPPER=/home/scratch/dimpase/sage/sage6.3/local/libexec/gcc/x86_64-unknown-linux-gnu/4.9.2/lto-wrapper >> >> >> Target: x86_64-unknown-linux-gnu >> Configured with: ../src/configure >> --prefix=/home/scratch/dimpase/sage/sage6.3/local >> --with-local-prefix=/home/scratch/dimpase/sage/sage6.3/local >> --with-gmp=/home/scratch/dimpase/sage/sage6.3/local >> --with-mpfr=/home/scratch/dimpase/sage/sage6.3/local >> --with-mpc=/home/scratch/dimpase/sage/sage6.3/local --with-system-zlib >> --disable-multilib --disable-nls --enable-languages=c,c++,fortran >> --disable-libitm >> Thread model: posix >> gcc version 4.9.2 (GCC) >> >> >>
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