CI failing on check PIE Full RELRO on aarch64

[viferga]

I just tried to run the tests: https://github.com/metacall/plthook/actions/runs/13563427213/job/37911073715
and I got this error:

------------ check PIE Full RELRO ------------
make run_tests "CFLAGS_EXE=-fPIE -pie" "EXTRA_CFLAGS=-Wl,-z,relro,-z,now"
make[1]: Entering directory '/home/runner/work/plthook/plthook/test'
rm -f libtest.so testprog
aarch64-linux-gnu-gcc -shared -fPIC -Wall -Wl,-z,relro,-z,now -O3 -DLIBTEST_DLL -o libtest.so libtest.c -lm
aarch64-linux-gnu-gcc -fPIE -pie -Wall -Wl,-z,relro,-z,now -O3 -o testprog -I.. testprog.c ../plthook_elf.c -L. -ltest -ldl -lm
testprog.c: In function ‘strtod_cdecl_hook_func’:
testprog.c:93:5: warning: ‘__builtin_strncpy’ specified bound 30 equals destination size [-Wstringop-truncation]
   93 |     strncpy(hv->str, str, sizeof(hv->str));
      |     ^
testprog.c: In function ‘strtod_hook_func’:
testprog.c:93:5: warning: ‘__builtin_strncpy’ specified bound 30 equals destination size [-Wstringop-truncation]
LD_LIBRARY_PATH=. qemu-aarch64 -L /usr/aarch64-linux-gnu ./testprog open
success
LD_LIBRARY_PATH=. qemu-aarch64 -L /usr/aarch64-linux-gnu ./testprog open_by_handle
success
test "" || env LD_LIBRARY_PATH=. qemu-aarch64 -L /usr/aarch64-linux-gnu ./testprog open_by_address
success
make[1]: Leaving directory '/home/runner/work/plthook/plthook/test'
------------ check Partial RELRO + -fno-plt ------------
make[1]: Entering directory '/home/runner/work/plthook/plthook/test'
rm -f libtest.so testprog
aarch64-linux-gnu-gcc -shared -fPIC -Wall -Wl,-z,relro -fno-plt -O3 -DLIBTEST_DLL -o libtest.so libtest.c -lm
aarch64-linux-gnu-gcc  -Wall -Wl,-z,relro -fno-plt -O3 -o testprog -I.. testprog.c ../plthook_elf.c -L. -ltest -ldl -lm
testprog.c: In function ‘strtod_cdecl_hook_func’:
testprog.c:93:5: warning: ‘__builtin_strncpy’ specified bound 30 equals destination size [-Wstringop-truncation]
   93 |     strncpy(hv->str, str, sizeof(hv->str));
      |     ^
testprog.c: In function ‘strtod_hook_func’:
testprog.c:93:5: warning: ‘__builtin_strncpy’ specified bound 30 equals destination size [-Wstringop-truncation]
LD_LIBRARY_PATH=. qemu-aarch64 -L /usr/aarch64-linux-gnu ./testprog open
Error: ['3.7', 3.700000, 3.700000] ['', 0.000000] ['3.7', 3.700000] at line 327
make[1]: *** [Makefile:67: run_tests] Error 1
make[1]: Leaving directory '/home/runner/work/plthook/plthook/test'
make: *** [Makefile:88: relro_pie_tests] Error 2

@kubo