Function count_defs_named

tests/repro/repro_issue495.c:59–70

Count how many defs in r have exactly this label AND name. */

/* Count how many defs in r have exactly this label AND name. */
static int count_defs_named(CBMFileResult *r, const char *label, const char *name) {
    int n = 0;
    for (int i = 0; i < r->defs.count; i++) {
        CBMDefinition *d = &r->defs.items[i];
        if (label && (!d->label || strcmp(d->label, label) != 0))
            continue;
        if (name && (!d->name || strcmp(d->name, name) != 0))
            continue;
        n++;
    }
    return n;
}

/* Return the Nth (0-based) def matching label + name, or NULL. */
static CBMDefinition *nth_def_named(CBMFileResult *r, const char *label, const char *name, int nth) {