[Bug-apl] quad-EC fails with function that doesn't return a value

[David B. Lamkins]

      ⎕fx 'bar' '1'
bar
      ⎕ec 'bar'
1
unexpected result tag 0x56020011 in eoc

==============================================================================
Assertion failed: 0
in Function:      eoc
in file:          QuadFunction.cc:1305

Call stack:

----------------------------------------
-- Stack trace at QuadFunction.cc:1305
----------------------------------------
0x7f45e86f0d65 __libc_start_main
0x435bb5  main
0x52d45d   Workspace::immediate_execution(bool)
0x46567d    Command::process_line()
0x464467     Command::process_line(UCS_string&)
0x4bd19d      Quad_EC::eoc(Token&, EOC_arg&)
0x443e31       do_Assert(char const*, char const*, char const*, int)
========================================

SI stack:

Depth:    1
Exec:     0xebc550
Safe ex:  no
Pmode:    ⍎  bar
PC:       2
==============================================================================
Assertion failed: idx < items_valid
in Function:      operator[]
in file:          Simple_string.hh:136

Call stack:
*** do_Assert() called recursively ***
==============================================================================
*** immediate_execution() caught other exception ***


====================================================
SEGMENTATION FAULT

----------------------------------------
-- Stack trace at main.cc:122
----------------------------------------
0x7f45e86f0d65 __libc_start_main
0x435bb5  main
0x52d4e7   Workspace::immediate_execution(bool)
0x5049ec    TestFiles::apl_error(char const*)
0x7f45ea3b2750     
0x47fc4a      
========================================
====================================================

Goodbye.

Process apl exited abnormally with code 3