X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstdlib%2Fstrtol.c;h=dce035ea1f9bd8a254b36ce9cde74f4e18bbcb63;hb=3c7e677c7a6b43ce8bd12021e0af280f08009777;hp=05271e05054e8cc877b79eb94326c1a42a900987;hpb=0c316ee3b4dc0712797877f5dc0f4a789646154d;p=pdclib diff --git a/functions/stdlib/strtol.c b/functions/stdlib/strtol.c index 05271e0..dce035e 100644 --- a/functions/stdlib/strtol.c +++ b/functions/stdlib/strtol.c @@ -84,36 +84,42 @@ int main( void ) endptr = NULL; TESTCASE( strtol( 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 LONG_MAX == 0x7fffffffL +#if LONG_MAX >> 30 == 1 /* testing "even" overflow, i.e. base is power of two */ - TESTCASE( strtol( "0x7FFFFFFF", NULL, 0 ) == 0x7fffffff ); + TESTCASE( strtol( "2147483647", NULL, 0 ) == 0x7fffffff ); TESTCASE( errno == 0 ); - TESTCASE( strtol( "0x80000000", NULL, 0 ) == LONG_MAX ); + errno = 0; + TESTCASE( strtol( "2147483648", NULL, 0 ) == LONG_MAX ); TESTCASE( errno == ERANGE ); errno = 0; - TESTCASE( strtol( "-0x7FFFFFFF", NULL, 0 ) == (long)0x80000001 ); + TESTCASE( strtol( "-2147483647", NULL, 0 ) == (long)0x80000001 ); TESTCASE( errno == 0 ); - TESTCASE( strtol( "-0x80000000", NULL, 0 ) == LONG_MIN ); + errno = 0; + TESTCASE( strtol( "-2147483648", NULL, 0 ) == LONG_MIN ); TESTCASE( errno == 0 ); - TESTCASE( strtol( "-0x80000001", NULL, 0 ) == LONG_MIN ); + errno = 0; + TESTCASE( strtol( "-2147483649", NULL, 0 ) == LONG_MIN ); TESTCASE( errno == ERANGE ); /* TODO: test "odd" overflow, i.e. base is not power of two */ -#elif LONG_MAX == 0x7fffffffffffffffL +#elif LONG_MAX >> 62 == 1 /* testing "even" overflow, i.e. base is power of two */ - TESTCASE( strtol( "0x7FFFFFFFFFFFFFFF", NULL, 0 ) == 0x7fffffffffffffff ); + TESTCASE( strtol( "9223372036854775807", NULL, 0 ) == 0x7fffffffffffffff ); TESTCASE( errno == 0 ); - TESTCASE( strtol( "0x8000000000000000", NULL, 0 ) == LONG_MAX ); + errno = 0; + TESTCASE( strtol( "9223372036854775808", NULL, 0 ) == LONG_MAX ); TESTCASE( errno == ERANGE ); errno = 0; - TESTCASE( strtol( "-0x7FFFFFFFFFFFFFFF", NULL, 0 ) == (long)0x8000000000000001 ); + TESTCASE( strtol( "-9223372036854775807", NULL, 0 ) == (long)0x8000000000000001 ); TESTCASE( errno == 0 ); - TESTCASE( strtol( "-0x8000000000000000", NULL, 0 ) == LONG_MIN ); + errno = 0; + TESTCASE( strtol( "-9223372036854775808", NULL, 0 ) == LONG_MIN ); TESTCASE( errno == 0 ); - TESTCASE( strtol( "-0x8000000000000001", NULL, 0 ) == LONG_MIN ); + errno = 0; + TESTCASE( strtol( "-9223372036854775809", NULL, 0 ) == LONG_MIN ); TESTCASE( errno == ERANGE ); /* TODO: test "odd" overflow, i.e. base is not power of two */ #else