//go:build ignore // TODO(ldez) the linter doesn't support cgo. //golangcitest:args -Eunused package testdata /* #include #include void myprint(char* s) { printf("%d\n", s); } */ import "C" import ( "unsafe" ) func _() { cs := C.CString("Hello from stdio\n") C.myprint(cs) C.free(unsafe.Pointer(cs)) } func fn1() {} // want "func fn1 is unused"