From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andreas Enge Subject: Isnan Date: Sun, 31 Jul 2016 12:35:20 +0200 Message-ID: <20160731103520.GA9970@solar> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:60922) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bTo5h-0005ty-Kv for guix-devel@gnu.org; Sun, 31 Jul 2016 06:35:30 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bTo5d-0006DT-Gj for guix-devel@gnu.org; Sun, 31 Jul 2016 06:35:28 -0400 Received: from mailrelay1.public.one.com ([91.198.169.124]:34318) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bTo5d-0006CO-4F for guix-devel@gnu.org; Sun, 31 Jul 2016 06:35:25 -0400 Content-Disposition: inline List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org Sender: "Guix-devel" To: guix-devel@gnu.org Hello, has anyone followed what the deal is with isnan in core-updates? A number of C++ packages does not build any more. For instance, dealii: solver_control.cc:96:24: error: =E2=80=98isnan=E2=80=99 was not declared in= this scope isnan(check_value) || ^ [ 30%] Building CXX object source/lac/CMakeFiles/obj_lac.debug.dir/solver_c= ontrol.cc.o cd /tmp/guix-build-dealii-8.2.1.drv-0/build/source/lac && /gnu/store/frrj3b= fbmg5vrd0flh9cf8j64h7cr2v4-gcc-4.9.3/bin/c++ -DDEBUG -I/tmp/guix-build-de= alii-8.2.1.drv-0/build/source/lac -I/tmp/guix-build-dealii-8.2.1.drv-0/buil= d/include -I/tmp/guix-build-dealii-8.2.1.drv-0/dealii-8.2.1/include -I/gnu/= store/pzk986yikywnql4x393pbhzbiz7vl72n-bzip2-1.0.6/include -I/gnu/store/f51= hs67f3g1r15fy9xq4bi7m3z991p0j-tbb-4.3.2/include -I/gnu/store/5992iq1v7arqa1= 4ym3di58n4la0893nv-zlib-1.2.8/include -I/gnu/store/5qp29kq39b23w0sb1306fhsr= q0zfm6sl-suitesparse-4.4.3/include -I/gnu/store/693zbcqs6jv8zg7k1x8x8k3sm7f= imqs0-boost-1.60.0/include -I/gnu/store/8vqdr67rfbxk12bl3gajshkiffn8l9ld-mu= parser-2.2.5-2/include -pedantic -fpic -Wall -Wpointer-arith -Wwrite-strin= gs -Wsynth -Wsign-compare -Wswitch -Wno-unused-local-typedefs -Wno-long-lon= g -Wno-deprecated -Wno-deprecated-declarations -fopenmp-simd -std=3Dc++11 -= Og -ggdb -Wa,--compress-debug-sections -o CMakeFiles/obj_lac.debug.dir/solv= er_control.cc.o -c /tmp/guix-build-dealii-8.2.1.drv-0/dealii-8.2.1/source/l= ac/solver_control.cc /tmp/guix-build-dealii-8.2.1.drv-0/dealii-8.2.1/source/lac/solver_control.c= c: In member function =E2=80=98virtual dealii::SolverControl::State dealii:= :SolverControl::check(unsigned int, double)=E2=80=99: /tmp/guix-build-dealii-8.2.1.drv-0/dealii-8.2.1/source/lac/solver_control.c= c:96:24: error: =E2=80=98isnan=E2=80=99 was not declared in this scope isnan(check_value) || ^ /tmp/guix-build-dealii-8.2.1.drv-0/dealii-8.2.1/source/lac/solver_control.c= c:96:24: note: suggested alternative: In file included from /gnu/store/frrj3bfbmg5vrd0flh9cf8j64h7cr2v4-gcc-4.9.3= /include/c++/complex:44:0, from /tmp/guix-build-dealii-8.2.1.drv-0/dealii-8.2.1/inclu= de/deal.II/base/numbers.h:22, from /tmp/guix-build-dealii-8.2.1.drv-0/build/include/deal= =2EII/base/config.h:579, from /tmp/guix-build-dealii-8.2.1.drv-0/dealii-8.2.1/inclu= de/deal.II/base/logstream.h:19, from /tmp/guix-build-dealii-8.2.1.drv-0/dealii-8.2.1/sourc= e/lac/solver_control.cc:16: /gnu/store/frrj3bfbmg5vrd0flh9cf8j64h7cr2v4-gcc-4.9.3/include/c++/cmath:632= :5: note: =E2=80=98std::isnan=E2=80=99 isnan(_Tp __x) Apparently the "std::" is missing in front of "isnan"; should this not be i= mplicit? Andreas