endptr = NULL;
TESTCASE( strtoll( overflow, &endptr, 0 ) == 0 );
TESTCASE( endptr == overflow );
- /* These tests assume two-complement, but conversion should work for */
- /* one-complement and signed magnitude just as well. Anyone having a */
- /* platform to test this on? */
+ /* TODO: These tests assume two-complement, but conversion should work */
+ /* for one-complement and signed magnitude just as well. Anyone having */
+ /* a platform to test this on? */
errno = 0;
-#if LLONG_MAX == 0x7fffffffffffffffLL
+#if LLONG_MAX >> 62 == 1
/* testing "even" overflow, i.e. base is power of two */
TESTCASE( strtoll( "9223372036854775807", NULL, 0 ) == 0x7fffffffffffffff );
TESTCASE( errno == 0 );
TESTCASE( strtoll( "-9223372036854775809", NULL, 0 ) == LLONG_MIN );
TESTCASE( errno == ERANGE );
/* TODO: test "odd" overflow, i.e. base is not power of two */
-#elif LLONG_MAX == 0x7fffffffffffffffffffffffffffffffLL
+#elif LLONG_MAX >> 126 == 1
/* testing "even" overflow, i.e. base is power of two */
TESTCASE( strtoll( "170141183460469231731687303715884105728", NULL, 0 ) == 0x7fffffffffffffffffffffffffffffff );
TESTCASE( errno == 0 );