tarantool / luajit / 29747572272 / 1

93%

tarantool/master: 93%

push

github

FFI: Fix pointer difference operation on 64 bit platforms.

Thanks to cuiweixie.

(cherry picked from commit b58b07189)

The metamethod for FFI pointer subtraction casts the result value to a
32-bit value, which leads to invalid results.

This patch removes the excess cast.

Sergey Kaplun:
* added the description and the test for the problem

Part of tarantool/tarantool#12880

5730 of 6058 branches covered (94.59%)

Branch coverage included in aggregate %.

21861 of 23556 relevant lines covered (92.8%)

3992070.47 hits per line