system/xen

gcc -m64 -DBUILD_ID -fno-strict-aliasing -std=gnu99 -Wall -Wstrict-prototypes -Wdeclaration-after-statement -Wno-unused-but-set-variable -Wno-unused-local-typedefs   -O2 -fomit-frame-pointer -nostdinc -fno-builtin -fno-common -Werror -Wredundant-decls -Wno-pointer-arith -pipe -g -D__XEN__ -include /tmp/SBo/xen-4.8.1/xen/include/xen/config.h '-D__OBJECT_FILE__="grant_table.o"' -Wa,--strip-local-absolute -MMD -MF ./.grant_table.o.d -I/tmp/SBo/xen-4.8.1/xen/include -I/tmp/SBo/xen-4.8.1/xen/include/asm-x86/mach-generic -I/tmp/SBo/xen-4.8.1/xen/include/asm-x86/mach-default '-D__OBJECT_LABEL__=common$grant_table.o' -msoft-float -fno-stack-protector -fno-exceptions -Wnested-externs -DHAVE_GAS_VMX -DHAVE_GAS_SSE4_2 -DHAVE_GAS_EPT -DHAVE_GAS_FSGSBASE -U__OBJECT_LABEL__ -DHAVE_GAS_QUOTED_SYM '-D__OBJECT_LABEL__=common/grant_table.o' -mno-red-zone -mno-sse -fpic -fno-asynchronous-unwind-tables -DGCC_HAS_VISIBILITY_ATTRIBUTE -c grant_table.c -o grant_table.o
In file included from /tmp/SBo/xen-4.8.1/xen/include/xen/config.h:13:0,
                 from <command-line>:0:
compat/grant_table.c: In function ‘compat_grant_table_op’:
/tmp/SBo/xen-4.8.1/xen/include/asm/x86_64/uaccess.h:58:37: error: ‘*’ in boolean context, suggest ‘&&’ instead [-Werror=int-in-bool-context]
      compat_access_ok(addr, (count) * (size)))
                                     ^
/tmp/SBo/xen-4.8.1/xen/include/xen/compiler.h:11:43: note: in definition of macro ‘unlikely’
 #define unlikely(x)   __builtin_expect(!!(x),0)
                                           ^
/tmp/SBo/xen-4.8.1/xen/include/asm/x86_64/uaccess.h:51:5: note: in expansion of macro ‘__compat_addr_ok’
     __compat_addr_ok(d, (unsigned long)(addr) + ((size) ? (size) - 1 : 0))
     ^~~~~~~~~~~~~~~~
/tmp/SBo/xen-4.8.1/xen/include/asm/x86_64/uaccess.h:54:5: note: in expansion of macro ‘__compat_access_ok’
     __compat_access_ok(current->domain, addr, size)
     ^~~~~~~~~~~~~~~~~~
/tmp/SBo/xen-4.8.1/xen/include/asm/x86_64/uaccess.h:58:6: note: in expansion of macro ‘compat_access_ok’
      compat_access_ok(addr, (count) * (size)))
      ^~~~~~~~~~~~~~~~
/tmp/SBo/xen-4.8.1/xen/include/xen/compat.h:98:5: note: in expansion of macro ‘compat_array_access_ok’
     compat_array_access_ok((void *)(full_ptr_t)(hnd).c, (nr),        \
     ^~~~~~~~~~~~~~~~~~~~~~
compat/grant_table.c:153:33: note: in expansion of macro ‘compat_handle_okay’
             else if ( unlikely(!compat_handle_okay(cmp.setup.frame_list, cmp.setup.nr_frames)) )
                                 ^~~~~~~~~~~~~~~~~~
/tmp/SBo/xen-4.8.1/xen/include/asm/x86_64/uaccess.h:58:37: error: ‘*’ in boolean context, suggest ‘&&’ instead [-Werror=int-in-bool-context]
      compat_access_ok(addr, (count) * (size)))
                                     ^
/tmp/SBo/xen-4.8.1/xen/include/xen/compiler.h:11:43: note: in definition of macro ‘unlikely’
 #define unlikely(x)   __builtin_expect(!!(x),0)
                                           ^
/tmp/SBo/xen-4.8.1/xen/include/asm/x86_64/uaccess.h:51:5: note: in expansion of macro ‘__compat_addr_ok’
     __compat_addr_ok(d, (unsigned long)(addr) + ((size) ? (size) - 1 : 0))
     ^~~~~~~~~~~~~~~~
/tmp/SBo/xen-4.8.1/xen/include/asm/x86_64/uaccess.h:54:5: note: in expansion of macro ‘__compat_access_ok’
     __compat_access_ok(current->domain, addr, size)
     ^~~~~~~~~~~~~~~~~~
/tmp/SBo/xen-4.8.1/xen/include/asm/x86_64/uaccess.h:58:6: note: in expansion of macro ‘compat_access_ok’
      compat_access_ok(addr, (count) * (size)))
      ^~~~~~~~~~~~~~~~
/tmp/SBo/xen-4.8.1/xen/include/xen/compat.h:98:5: note: in expansion of macro ‘compat_array_access_ok’
     compat_array_access_ok((void *)(full_ptr_t)(hnd).c, (nr),        \
     ^~~~~~~~~~~~~~~~~~~~~~
compat/grant_table.c:291:28: note: in expansion of macro ‘compat_handle_okay’
                           !compat_handle_okay(cmp.get_status.frame_list,
                            ^~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
make[4]: *** [/tmp/SBo/xen-4.8.1/xen/Rules.mk:178: grant_table.o] Error 1
make[4]: Leaving directory '/tmp/SBo/xen-4.8.1/xen/common'
make[3]: *** [/tmp/SBo/xen-4.8.1/xen/Rules.mk:166: /tmp/SBo/xen-4.8.1/xen/common/built_in.o] Error 2
make[3]: Leaving directory '/tmp/SBo/xen-4.8.1/xen/arch/x86'
make[2]: *** [Makefile:142: /tmp/SBo/xen-4.8.1/xen/xen] Error 2
make[2]: Leaving directory '/tmp/SBo/xen-4.8.1/xen'
make[1]: *** [Makefile:45: install] Error 2
make[1]: Leaving directory '/tmp/SBo/xen-4.8.1/xen'
make: *** [Makefile:97: install-xen] Error 2