* Package:    sys-libs/liburing-2.0
 * Repository: gentoo
 * Maintainer: polynomial-c@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux userland_GNU
 * FEATURES:   preserve-libs sandbox userpriv usersandbox
>>> Unpacking source...
>>> Unpacking liburing-2.0.tar.bz2 to /var/tmp/portage/sys-libs/liburing-2.0/work
>>> Source unpacked in /var/tmp/portage/sys-libs/liburing-2.0/work
>>> Preparing source in /var/tmp/portage/sys-libs/liburing-2.0/work/liburing-2.0 ...
 * Will copy sources from /var/tmp/portage/sys-libs/liburing-2.0/work/liburing-2.0
 * abi_x86_64.amd64: copying to /var/tmp/portage/sys-libs/liburing-2.0/work/liburing-2.0-abi_x86_64.amd64
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/sys-libs/liburing-2.0/work/liburing-2.0 ...
 * abi_x86_64.amd64: running multilib-minimal_abi_src_configure
prefix                        /usr
includedir                    /usr/include
libdir                        /usr/lib64
libdevdir                     /usr/lib64
relativelibdir                
mandir                        /usr/share/man
datadir                       /usr/share
__kernel_rwf_t                yes
__kernel_timespec             yes
open_how                      no
statx                         yes
C++                           yes
has_ucontext                  yes
CC                            x86_64-pc-linux-gnu-gcc
CXX                           g++
>>> Source configured.
>>> Compiling source in /var/tmp/portage/sys-libs/liburing-2.0/work/liburing-2.0 ...
 * abi_x86_64.amd64: running multilib-minimal_abi_src_compile
make -j16 V=1 AR=x86_64-pc-linux-gnu-ar RANLIB=x86_64-pc-linux-gnu-ranlib 
make[1]: Entering directory '/var/tmp/portage/sys-libs/liburing-2.0/work/liburing-2.0-abi_x86_64.amd64/src'
x86_64-pc-linux-gnu-gcc -Iinclude/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -c -o setup.ol setup.c
x86_64-pc-linux-gnu-gcc -Iinclude/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -c -o queue.ol queue.c
x86_64-pc-linux-gnu-gcc -Iinclude/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -c -o syscall.ol syscall.c
x86_64-pc-linux-gnu-gcc -Iinclude/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -c -o register.ol register.c
x86_64-pc-linux-gnu-gcc -Iinclude/ -include ../config-host.h -fPIC -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -c -o setup.os setup.c
x86_64-pc-linux-gnu-gcc -Iinclude/ -include ../config-host.h -fPIC -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -c -o queue.os queue.c
x86_64-pc-linux-gnu-gcc -Iinclude/ -include ../config-host.h -fPIC -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -c -o syscall.os syscall.c
x86_64-pc-linux-gnu-gcc -Iinclude/ -include ../config-host.h -fPIC -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -c -o register.os register.c
x86_64-pc-linux-gnu-gcc -fPIC -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -shared -Wl,--version-script=liburing.map -Wl,-soname=liburing.so.2 -o liburing.so.2.0.0 setup.os queue.os syscall.os register.os -Wl,-O1 -Wl,--as-needed -Wl,--defsym=__gentoo_check_ldflags__=0
x86_64-pc-linux-gnu-ar r liburing.a setup.ol queue.ol syscall.ol register.ol
x86_64-pc-linux-gnu-ar: creating liburing.a
x86_64-pc-linux-gnu-ranlib liburing.a
make[1]: Leaving directory '/var/tmp/portage/sys-libs/liburing-2.0/work/liburing-2.0-abi_x86_64.amd64/src'
make[1]: Entering directory '/var/tmp/portage/sys-libs/liburing-2.0/work/liburing-2.0-abi_x86_64.amd64/test'
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o helpers.o -c helpers.c -luring
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o 232c93d07b74-test 232c93d07b74-test.c helpers.o -luring -lpthread
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o 35fa71a030ca-test 35fa71a030ca-test.c helpers.o -luring -lpthread
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o 500f9fbadef8-test 500f9fbadef8-test.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o 7ad0e4b2f83c-test 7ad0e4b2f83c-test.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o 8a9973408177-test 8a9973408177-test.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o 917257daa0fe-test 917257daa0fe-test.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o a0908ae19763-test a0908ae19763-test.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o a4c0b3decb33-test a4c0b3decb33-test.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o accept accept.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o accept-link accept-link.c helpers.o -luring -lpthread
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o accept-reuse accept-reuse.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o accept-test accept-test.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o across-fork across-fork.c helpers.o -luring -lpthread
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o splice splice.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o b19062a56726-test b19062a56726-test.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o b5837bd5311d-test b5837bd5311d-test.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o ce593a6c480a-test ce593a6c480a-test.c helpers.o -luring -lpthread
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o close-opath close-opath.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o connect connect.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o cq-full cq-full.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o cq-overflow cq-overflow.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o cq-overflow-peek cq-overflow-peek.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o cq-peek-batch cq-peek-batch.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o cq-ready cq-ready.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o cq-size cq-size.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o d4ae271dfaae-test d4ae271dfaae-test.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o d77a67ed5f27-test d77a67ed5f27-test.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o defer defer.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o double-poll-crash double-poll-crash.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o eeed8b54e0df-test eeed8b54e0df-test.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o eventfd eventfd.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o eventfd-disable eventfd-disable.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o eventfd-ring eventfd-ring.c helpers.o -luring 
double-poll-crash.c: In function ‘main’:
double-poll-crash.c:177:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  177 |   *(uint8_t*)0x20000000 = 6;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:178:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  178 |   *(uint8_t*)0x20000001 = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:189:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  189 |   *(uint8_t*)0x2000002c = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:190:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  190 |   *(uint8_t*)0x2000002d = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:191:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  191 |   *(uint8_t*)0x2000002e = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:192:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  192 |   *(uint8_t*)0x2000002f = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:193:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  193 |   *(uint8_t*)0x20000030 = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:194:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  194 |   *(uint8_t*)0x20000031 = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:195:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  195 |   *(uint8_t*)0x20000032 = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:196:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  196 |   *(uint8_t*)0x20000033 = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:197:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  197 |   *(uint8_t*)0x20000034 = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:198:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  198 |   *(uint8_t*)0x20000035 = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:199:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  199 |   *(uint8_t*)0x20000036 = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:200:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  200 |   *(uint8_t*)0x20000037 = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:201:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  201 |   *(uint8_t*)0x20000038 = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:202:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  202 |   *(uint8_t*)0x20000039 = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:203:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  203 |   *(uint8_t*)0x2000003a = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:204:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  204 |   *(uint8_t*)0x2000003b = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:205:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  205 |   *(uint8_t*)0x2000003c = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:206:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  206 |   *(uint8_t*)0x2000003d = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:207:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  207 |   *(uint8_t*)0x2000003e = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:208:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  208 |   *(uint8_t*)0x2000003f = 0;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
double-poll-crash.c:215:25: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  215 |   *(uint8_t*)0x20000090 = 9;
      |   ~~~~~~~~~~~~~~~~~~~~~~^~~
In file included from /usr/include/string.h:519,
                 from double-poll-crash.c:9:
In function ‘memcpy’,
    inlined from ‘main’ at double-poll-crash.c:216:3:
/usr/include/bits/string_fortified.h:29:10: warning: ‘__builtin_memcpy’ offset [0, 18] is out of the bounds [0, 0] [-Warray-bounds]
   29 |   return __builtin___memcpy_chk (__dest, __src, __len,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   30 |                                  __glibc_objsize0 (__dest));
      |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o fadvise fadvise.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o fallocate fallocate.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o fc2a85cb02ef-test fc2a85cb02ef-test.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o file-register file-register.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o file-update file-update.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o files-exit-hang-poll files-exit-hang-poll.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o files-exit-hang-timeout files-exit-hang-timeout.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o fixed-link fixed-link.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o fsync fsync.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o io-cancel io-cancel.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o io_uring_enter io_uring_enter.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o io_uring_register io_uring_register.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o io_uring_setup io_uring_setup.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o iopoll iopoll.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o lfs-openat lfs-openat.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o lfs-openat-write lfs-openat-write.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o link link.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o link-timeout link-timeout.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o link_drain link_drain.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o madvise madvise.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o nop nop.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o nop-all-sizes nop-all-sizes.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o open-close open-close.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o openat2 openat2.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o personality personality.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o pipe-eof pipe-eof.c helpers.o -luring -lpthread
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o pipe-reuse pipe-reuse.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o poll poll.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o poll-cancel poll-cancel.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o poll-cancel-ton poll-cancel-ton.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o poll-link poll-link.c helpers.o -luring -lpthread
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o poll-many poll-many.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o poll-ring poll-ring.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o poll-v-poll poll-v-poll.c helpers.o -luring -lpthread
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o probe probe.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o read-write read-write.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o register-restrictions register-restrictions.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o rename rename.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o ring-leak ring-leak.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o ring-leak2 ring-leak2.c helpers.o -luring -lpthread
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o self self.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o send_recv send_recv.c helpers.o -luring -lpthread
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o send_recvmsg send_recvmsg.c helpers.o -luring -lpthread
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o shared-wq shared-wq.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o short-read short-read.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o shutdown shutdown.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o sigfd-deadlock sigfd-deadlock.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o socket-rw socket-rw.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o socket-rw-eagain socket-rw-eagain.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o sq-full sq-full.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o sq-poll-dup sq-poll-dup.c helpers.o -luring 
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x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o sq-poll-share sq-poll-share.c helpers.o -luring 
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x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o sqpoll-exit-hang sqpoll-exit-hang.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o sqpoll-sleep sqpoll-sleep.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o sq-space_left sq-space_left.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o stdout stdout.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o submit-reuse submit-reuse.c helpers.o -luring -lpthread
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o teardowns teardowns.c helpers.o -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o thread-exit thread-exit.c helpers.o -luring -lpthread
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o timeout timeout.c helpers.o -luring 
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x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -o sendmsg_fs_cve sendmsg_fs_cve.c helpers.o -luring 
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g++ -D_GNU_SOURCE -D__SANE_USERSPACE_TYPES__ -I../src/include/ -include ../config-host.h -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -Wextra -Wno-unused-parameter -Wno-sign-compare -L../src/ -std=c++11 -o sq-full-cpp sq-full-cpp.cc helpers.o -luring 
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x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -I../src/include/ -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -L../src/ -o io_uring-test io_uring-test.c -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -I../src/include/ -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -L../src/ -o io_uring-cp io_uring-cp.c -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -I../src/include/ -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -L../src/ -o link-cp link-cp.c -luring 
x86_64-pc-linux-gnu-gcc -D_GNU_SOURCE -I../src/include/ -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wall -L../src/ -o ucontext-cp ucontext-cp.c -luring 
ucontext-cp.c:31:23: error: variably modified ‘stack_buf’ at file scope
   31 |         unsigned char stack_buf[SIGSTKSZ];
      |                       ^~~~~~~~~
make[1]: *** [Makefile:26: ucontext-cp] Error 1
make[1]: *** Waiting for unfinished jobs....
make[1]: Leaving directory '/var/tmp/portage/sys-libs/liburing-2.0/work/liburing-2.0-abi_x86_64.amd64/examples'
make: *** [Makefile:14: all] Error 2
 * ERROR: sys-libs/liburing-2.0::gentoo failed (compile phase):
 *   emake failed
 * 
 * If you need support, post the output of `emerge --info '=sys-libs/liburing-2.0::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=sys-libs/liburing-2.0::gentoo'`.
 * The complete build log is located at '/var/tmp/portage/sys-libs/liburing-2.0/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/sys-libs/liburing-2.0/temp/environment'.
 * Working directory: '/var/tmp/portage/sys-libs/liburing-2.0/work/liburing-2.0-abi_x86_64.amd64'
 * S: '/var/tmp/portage/sys-libs/liburing-2.0/work/liburing-2.0'