||=== Build: Debug in chomework (compiler: GCC 8-1) ===|
main.c|1|error: return type defaults to ‘int’ [-Wimplicit-int]|
main.c|1|warning: no previous declaration for ‘f’ [-Wmissing-declarations]|
main.c||In function ‘f’:|
main.c|1|error: type of ‘x’ defaults to ‘int’ [-Wimplicit-int]|
main.c|1|error: type of ‘y’ defaults to ‘int’ [-Wimplicit-int]|
main.c||In function ‘main’:|
main.c|5|error: implicit declaration of function ‘printf’ [-Wimplicit-function-declaration]|
main.c|5|warning: incompatible implicit declaration of built-in function ‘printf’|
main.c|5|note: include ‘<stdio.h>’ or provide a declaration of ‘printf’|
||=== Build failed: 4 error(s), 2 warning(s) (0 minute(s), 0 second(s)) ===|