root/tests/usr.bin/xlint/lint1/msg_371.c
/*      $NetBSD: msg_371.c,v 1.3 2024/08/31 06:57:31 rillig Exp $       */
# 3 "msg_371.c"

// Test for message: bit position '%.*s' (%ju) in '%.*s' out of range %u..%u [371]

/*
 * In old-style formats, bit positions are 1-based and must be in the range
 * from 1 to 32.  In new-style formats, bit positions are 0-based and must be
 * in the range from 0 to 63.
 */

/* lint1-extra-flags: -X 351 */

typedef typeof(sizeof(0)) size_t;
typedef unsigned long long uint64_t;

int snprintb(char *, size_t, const char *, uint64_t);

void
example(unsigned u32, uint64_t u64)
{
        char buf[64];

        /* expect+12: warning: bit position '\000' (0) in '\000zero' out of range 1..32 [371] */
        /* expect+11: warning: escaped character '\041' in description of conversion '\040bit32""\041' [363] */
        /* expect+10: warning: escaped character '\177' in description of conversion '\040bit32""\041bit33""\177' [363] */
        /* expect+9: warning: escaped character '\377' in description of conversion '\040bit32""\041bit33""\177bit127""\377' [363] */
        snprintb(buf, sizeof(buf),
            "\020"
            "\000zero"
            "\001bit1"
            "\040bit32"
            "\041bit33"
            "\177bit127"
            "\377bit255",
            u32);

        /* expect+10: warning: bit position '\100' (64) in 'b\100bit64\0' out of range 0..63 [371] */
        /* expect+9: warning: bit position '\177' (127) in 'b\177bit127\0' out of range 0..63 [371] */
        /* expect+8: warning: bit position '\377' (255) in 'b\377bit255\0' out of range 0..63 [371] */
        snprintb(buf, sizeof(buf),
            "\177\020"
            "b\000bit0\0"
            "b\077bit63\0"
            "b\100bit64\0"
            "b\177bit127\0"
            "b\377bit255\0",
            u64);

        /* expect+11: warning: bit position '\100' (64) in 'F\100\000none\0' out of range 0..63 [371] */
        /* expect+10: warning: bit position '\100' (64) in 'f\100\001oob\0' out of range 0..63 [371] */
        /* expect+9: warning: bit field end 65 in 'f\100\001oob\0' out of range 0..64 [373] */
        /* expect+8: warning: bit position '\101' (65) in 'F\101\001oob\0' out of range 0..63 [371] */
        /* expect+7: warning: bit field end 66 in 'F\101\001oob\0' out of range 0..64 [373] */
        snprintb(buf, sizeof(buf),
            "\177\020"
            "f\077\001msb\0"
            "F\100\000none\0"
            "f\100\001oob\0"
            "F\101\001oob\0",
            u64);
}