On Wed, 20 May 2026 09:19:40 +0200, Riccardo Mottola <[email protected]> wrote: > > Hello, > > I just upgraded to OpenBSD 7.9 (Congratulations for the release!) and > with it latest gcc 15.2 > > I want to compile ArcticFox with gcc and use: > > export CC="egcc -march=pentium-m -Wno-implicit-int" > export CXX="eg++ -march=pentium-m" > > export LDFLAGS="-Wl,-zwxneeded" > > However, compilation fails with: > > 1:37.81 In file included from > /usr/local/lib/gcc/i386-unknown-openbsd/15.2.0/include/immintrin.h:27, > 1:37.81 from > /home/multix/code/Arctic-Fox/media/libpng/sse2/filter_sse2_intrinsics.c:22, > 1:37.81 from > /home/multix/code/Arctic-Fox/obj-i386-unknown-openbsd7.9/media/libpng/Unified_c_media_libpng0.c:128: > 1:37.81 > /usr/local/lib/gcc/i386-unknown-openbsd/15.2.0/include/x86gprintrin.h:55:10: > fatal error: cmpccxaddintrin.h: No such file or directory > 1:37.81 55 | #include <cmpccxaddintrin.h> > 1:37.81 | ^~~~~~~~~~~~~~~~~~~ > 1:37.81 compilation terminated. > 1:37.82 > 1:37.82 In the directory > /home/multix/code/Arctic-Fox/obj-i386-unknown-openbsd7.9/media/libpng > 1:37.82 The following command failed to execute properly: > 1:37.82 /usr/local/bin/egcc -march=pentium-m -Wno-implicit-int > -std=gnu99 -o Unified_c_media_libpng0.o -c > -I/home/multix/code/Arctic-Fox/obj-i386-unknown-openbsd7.9/dist/system_wrappers > -include /home/multix/code/Arctic-Fox/config/gcc_hidden.h -DNDEBUG=1 > -DTRIMMED=1 -DMOZ_PNG_USE_INTEL_SSE > -I/home/multix/code/Arctic-Fox/media/libpng > -I/home/multix/code/Arctic-Fox/obj-i386-unknown-openbsd7.9/media/libpng > -I/home/multix/code/Arctic-Fox/obj-i386-unknown-openbsd7.9/dist/include > -I/home/multix/code/Arctic-Fox/obj-i386-unknown-openbsd7.9/dist/include/nspr > -I/home/multix/code/Arctic-Fox/obj-i386-unknown-openbsd7.9/dist/include/nss > -fPIC -include > /home/multix/code/Arctic-Fox/obj-i386-unknown-openbsd7.9/mozilla-config.h > -DMOZILLA_CLIENT -MD -MP -MF .deps/Unified_c_media_libpng0.o.pp > -I/usr/X11R6/include -Wall -Wempty-body -Wignored-qualifiers > -Wpointer-arith -Wsign-compare -Wtype-limits -Wunreachable-code > -Wno-error=maybe-uninitialized -Wno-error=deprecated-declarations > -Wno-error=array-bounds -fno-strict-aliasing -ffunction-sections > -fdata-sections -fno-math-errno -pthread -pipe -g -O > -fomit-frame-pointer -fdiagnostics-color > /home/multix/code/Arctic-Fox/obj-i386-unknown-openbsd7.9/media/libpng/Unified_c_media_libpng0.c > > From what I searched, cmpccxaddintrin.h is a clang flag and I have it: > > $ find / -name cmpccxaddintrin.h > /usr/lib/clang/19/include/cmpccxaddintrin.h > > > Is egcc including in its internal headers a clang header and fails to > find it on usage. A gcc packaging error or do I miss something? > > It used to work in gcc 7.7 (didn't try compiling on 7.8, although I did > a clean 7.7->7.8->7.9 ugrade) > > For curiosity, I will try a full clang compile, but gcc should work I guess. >
A fix for 7.9 is commited, after update gcc to gcc-15.2.0p7, it should be fixed -- wbr, Kirill
