clang version 14.ignoreme Target: x86_64-pc-linux-gnu Thread model: posix InstalledDir: /usr/lib/llvm/15/bin clang version 14.ignoreme Target: x86_64-pc-linux-gnu Thread model: posix InstalledDir: /usr/lib/llvm/15/bin Selected GCC installation: /usr/lib/gcc/x86_64-pc-linux-gnu/11.3.0 Candidate multilib: .;@m64 Candidate multilib: 32;@m32 Selected multilib: .;@m64 clang-15: error: unsupported option '-V -o' clang-15: error: no such file or directory: 'garbage' clang-15: error: no input files configure:1944:14: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype] static char *e (p, i) ^ ignoreme: error: unknown type name 'choke' choke me ^ ignoreme: error: expected ';' after top level declarator choke me ^ ; 2 errors generated. configure:3133:10: fatal error: 'ac_nonexistent.h' file not found #include ^~~~~~~~~~~~~~~~~~ configure:3240:10: fatal error: 'ac_nonexistent.h' file not found #include ^~~~~~~~~~~~~~~~~~ configure:3425:7: error: call to undeclared library function 'exit' with type 'void (int) __attribute__((noreturn))'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration] exit(2); ^ configure:3425:7: note: include the header or explicitly provide a declaration for 'exit' configure:3749:10: fatal error: 'sys/ndir.h' file not found #include ^~~~~~~~~~~~ configure:3751:10: fatal error: 'sys/ndir.h' file not found #include ^~~~~~~~~~~~ configure:3749:10: fatal error: 'strerr.h' file not found #include ^~~~~~~~~~ configure:3751:10: fatal error: 'strerr.h' file not found #include ^~~~~~~~~~ configure:4012:8: warning: a function declaration without a prototype is deprecated in all versions of C and is treated as a zero-parameter prototype in C2x, conflicting with a previous declaration [-Wdeprecated-non-prototype] void (*signal ()) (); ^ /usr/include/signal.h:88:23: note: conflicting prototype is here extern __sighandler_t signal (int __sig, __sighandler_t __handler) ^ configure:4109:14: error: call to undeclared function 'utime'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration] && utime ("conftest.data", (long *)0) == 0 ^ configure:4154:6: warning: incompatible redeclaration of library function 'strdup' [-Wincompatible-library-redeclaration] char strdup (); ^ configure:4154:6: note: 'strdup' is a builtin with type 'char *(const char *)' configure:4155:6: warning: incompatible redeclaration of library function 'strerror' [-Wincompatible-library-redeclaration] char strerror (); ^ configure:4155:6: note: 'strerror' is a builtin with type 'char *(int)' configure:4233:6: warning: incompatible redeclaration of library function 'sqrt' [-Wincompatible-library-redeclaration] char sqrt (); ^ configure:4233:6: note: 'sqrt' is a builtin with type 'double (double)'