diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/erl_interface/src/legacy/erl_marshal.c | 13 | ||||
| -rw-r--r-- | lib/erl_interface/test/erl_ext_SUITE_data/ext_test.c | 12 |
2 files changed, 20 insertions, 5 deletions
diff --git a/lib/erl_interface/src/legacy/erl_marshal.c b/lib/erl_interface/src/legacy/erl_marshal.c index a6c2f64dd0..70949a7adf 100644 --- a/lib/erl_interface/src/legacy/erl_marshal.c +++ b/lib/erl_interface/src/legacy/erl_marshal.c @@ -1646,11 +1646,14 @@ static int cmp_exe2(unsigned char **e1, unsigned char **e2) min = (i < j) ? i : j; k = 0; while (1) { - if (k++ == min) - return compare_top_ext(e1 , e2); - if ((ret = compare_top_ext(e1 , e2)) == 0) - continue; - return ret; + if (k++ == min){ + if (i == j) return 0; + if (i < j) return -1; + return 1; + } + if ((ret = compare_top_ext(e1 , e2)) == 0) + continue; + return ret; } case ERL_STRING_EXT: i = (**e1 << 8) | ((*e1)[1]); diff --git a/lib/erl_interface/test/erl_ext_SUITE_data/ext_test.c b/lib/erl_interface/test/erl_ext_SUITE_data/ext_test.c index ba1a6c66da..59e0e0cce7 100644 --- a/lib/erl_interface/test/erl_ext_SUITE_data/ext_test.c +++ b/lib/erl_interface/test/erl_ext_SUITE_data/ext_test.c @@ -82,6 +82,11 @@ TESTCASE(compare_list) { // erlang:term_to_binary([34,{a,n},a,erlang]) unsigned char term2[] = {131,108,0,0,0,4,97,34,104,2,100,0,1,97,100,0,1,110,100,0,1,97,100,0,6,101,114,108,97,110,103,106}; + // erlang:term_to_binary([0]) + unsigned char term3[] = {131,107,0,1,0}; + // erlang:term_to_binary([0, 1000]) + unsigned char term4[] = {131,108,0,0,0,2,97,0,98,0,0,3,232,106}; + erl_init(NULL, 0); start_a = term1; start_b = term2; @@ -90,6 +95,13 @@ TESTCASE(compare_list) { test_compare_ext("lists", start_a, end_a, start_b, end_b, 1); + start_a = term3; + start_b = term4; + end_a = term3 + sizeof(term3); + end_b = term4 + sizeof(term4); + + test_compare_ext("lists1", start_a, end_a, start_b, end_b, -1); + report(1); } |