ref: 2e52229810816fd631fbbd0dca6472a30e2e9323
dir: /tests/libc/execute/0024-strrchr.c/
#include <assert.h> #include <stdio.h> #include <string.h> /* output: testing done end: */ int main() { char buf[] = "012321"; puts("testing"); assert(strrchr(buf, '1') == buf+5); assert(strrchr(buf, '0') == buf); assert(strrchr(buf, '3') == buf+3); assert(strrchr("", '0') == NULL); assert(strrchr(buf, 'a') == NULL); assert(strrchr(buf, 0) == buf+6); puts("done"); return 0; }