Sync libasr from LFortran

[certik]

No description provided.

[certik]

Failed with:

[doctest] doctest version is "2.4.8"
[doctest] run with "--help" for options
===============================================================================
D:\a\lpython\lpython\lpython-0.6.0-95-g282e83939\src\lpython\tests\test_llvm.cpp(285):
TEST CASE:  llvm array 2

D:\a\lpython\lpython\lpython-0.6.0-95-g282e83939\src\lpython\tests\test_llvm.cpp(327): ERROR: CHECK( e.int64fn("f") == 6 ) THREW exception: "lookup() failed to find the symbol 'f', error: Failed to materialize symbols: { (Main, { sum3, f }) }"

===============================================================================
[doctest] test cases:  37 |  36 passed | 1 failed | 0 skipped
[doctest] assertions: 189 | 188 passed | 1 failed |
[doctest] Status: FAILURE!

On my Windows laptop this succeeded, so it seems it behaves differently based on the Windows system as well.