http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57316
Bug ID: 57316 Summary: [4.8 regresion] build failure in libsanitizer Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: sanitizer Assignee: unassigned at gcc dot gnu.org Reporter: PHHargrove at lbl dot gov CC: dodji at gcc dot gnu.org, dvyukov at gcc dot gnu.org, jakub at gcc dot gnu.org, kcc at gcc dot gnu.org On the same system where I reported bug 55989, I am now experiencing a build failure in libsanitizer in the released 4.8.0. As with that earlier bug, libsanitizer is trying to use something low-level from Linux that did not exist in older kernel versions. In this case the "exit_group" systemcall. I believe a colleague has seen the same problem in 4.8.1 snapshots. -Paul libtool: compile: /home/pcp1/phargrov/data1/GCC/gcc-4.8.0/BLD/./gcc/xgcc -shared-libgcc -B/home/pcp1/phargrov/data1/GCC/gcc-4.8.0/BLD/./gcc -nostdinc++ -L/home/pcp1/phargrov/data1/GCC/gcc-4.8.0/BLD/i686-pc-linux-gnu/libstdc++-v3/src -L/home/pcp1/phargrov/data1/GCC/gcc-4.8.0/BLD/i686-pc-linux-gnu/libstdc++-v3/src/.libs -B/usr/local/i686-pc-linux-gnu/bin/ -B/usr/local/i686-pc-linux-gnu/lib/ -isystem /usr/local/i686-pc-linux-gnu/include -isystem /usr/local/i686-pc-linux-gnu/sys-include -D_GNU_SOURCE -D_DEBUG -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I. -I../../../../libsanitizer/sanitizer_common -I ../../../../libsanitizer/include -Wall -W -Wno-unused-parameter -Wwrite-strings -pedantic -Wno-long-long -fPIC -fno-builtin -fno-exceptions -fomit-frame-pointer -funwind-tables -fvisibility=hidden -Wno-variadic-macros -I../../libstdc++-v3/include -I../../libstdc++-v3/include/i686-pc-linux-gnu -I../../../../libsanitizer/../libstdc++-v3/libsupc++ -g -O2 -D_GNU_SOURCE -MT sanitizer_linux.lo -MD -MP -MF .deps/sanitizer_linux.Tpo -c ../../../../libsanitizer/sanitizer_common/sanitizer_linux.cc -fPIC -DPIC -o .libs/sanitizer_linux.o ../../../../libsanitizer/sanitizer_common/sanitizer_linux.cc: In function 'void __sanitizer::internal__exit(int)': ../../../../libsanitizer/sanitizer_common/sanitizer_linux.cc:142:11: error: '__NR_exit_group' was not declared in this scope syscall(__NR_exit_group, exitcode); ^ make[4]: *** [sanitizer_linux.lo] Error 1