Log Message:
tcl: updated to 8.6.11

8.6.11:

2019-12-03 (bug)[3cd9be] Corner case in surrogate handling (nijtmans)

2019-12-09 (new) Add tcltest::(Setup|Eval|Cleanup|)Test (coulter,sebres)
=> tcltest 2.5.2

2019-12-12 (new) Add 3 libtommath functions to stub table (nijtmans)

2019-12-23 (bug)[ce3b9f] compilation errors with clang, windows msys2 (nijtmans)

2019-12-27 (bug)[1de6b0] [expr 1e2147483648] => 0.0 (kbk)

2020-01-04 (bug)[912886] tis-620 encoding fails to load (coulter)

2020-01-13 (bug)[0b9332] Win: support system encoding init to utf-8 (jedlička)

2020-01-17 (bug)[8cd2fe] [unload] corrupted list of loaded packages (berc)

2020-01-17 (bug)[5d989f] segfault in lsort for large list length (sebres)

2020-01-30 (bug) Reset WSAGetLastError()/errno in channel close (nijtmans)

2020-02-17 (bug) Win: avoid create of legacy error-vars on init phase (sebres)

2020-02-25 (bug) release refs when setting class's superclasses fails (dkf)

2020-02-26 (bug) C++ compiler compatibility for registry and dde (nijtmans)
=> registry 1.4.3
=> dde 1.3.5

2020-03-05 (new) Update to Unicode-13 (nijtmans)

2020-03-16 (bug)[8f89e2] Win: env var encoding, env-2.5 (sebres, nijtmans)

2020-03-27 (bug)[767e07] Tcl_Get(Range|UniChar) validate index inputs (nijtmans)

2020-03-28 (bug)[8edfce] [binary encode base64] & multi-byte wrapchars (dgp)

2020-03-28 (bug)[ffeb20] [binary decode base64] ignore invalid chars (dgp)
See RFC 2045
        *** POTENTIAL INCOMPATIBILITY ***

2020-03-31 (bug)[b8e82d] some -maxlen values break uuencode round trip (dgp)
        *** POTENTIAL INCOMPATIBILITY ***

2020-04-01 (bug)[f58371] Fileevent run in proper thread (bron,sebres)

2020-04-13 (bug)[afa4b2] TclNeedSpace bug; tests util-8.5 .. util-8.11 (dgp)

2020-04-13 (bug)[085913] Tcl_DStringAppendElement # quoting precision (dgp)
        *** POTENTIAL INCOMPATIBILITY ***

2020-04-13 (bug)[a7f685] test util-5.52 (dgp)

2020-04-13 (bug)[c61818] Tcl_UtfPrev regression (dgp)

2020-04-15 (bug)[8af92d] zlib transform issue, bad inflate (sebres)

2020-04-16 (bug)[5e6346] Tcl_UtfPrev handling of overlong sequences (dgp)

2020-04-27 (bug)[45ca23] [string tolower] inconsistency (dgp)

2020-04-30 (bug)[da2352] init [info hostname] with DNS, not NetBIOS (nadkarni)

2020-05-11 (bug)[d402ff] Win32 potential crash when using main() (werner)

2020-05-13 (bug)[81242a] revised documentation for Tcl_UtfAtIndex() (nijtmans)
        *** POTENTIAL INCOMPATIBILITY ***

2020-05-13 (bug)[ed2980] Tcl_UtfToUniChar reads > TCL_UTF_MAX bytes (nijtmans)
        *** POTENTIAL INCOMPATIBILITY ***

2020-06-02 (bug) prevent segfault in parser (sebres)

2020-06-21 (bug)[f81bec] http POST a binary file (alakendu,nash)
=> http 2.9.2

2020-06-23 (bug)[41c985] auto_path nonsense in Safe Base (nash)

2020-06-24 (bug)[f70ce1] zlib multi-stream inflate acts only on first (sebres)

2020-07-09 (bug)[a1bd37] [clock scan] new ISO format (clock-34.(19-24)) (sebres)
        *** POTENTIAL INCOMPATIBILITY ***

2020-07-10 (bug)[501974] [clock scan] +time zone (clock-34.(53-68)) (sebres)
        *** POTENTIAL INCOMPATIBILITY ***

2020-07-15 (bug)[3c6e47] compiled [lappend] performance, avoid copy (sebres)

2020-07-16 (bug)[5bbd04] Fix index underflow (schwab)

2020-07-27 (bug)[cb0373] http::geturl -keepalive fixes (nash)
=> http 2.9.3

2020-08-10 (bug)[29e884] cmd resolution cycle (namespace-57.0) (coulter,sebres)

2020-08-12 (bug)[e87000] Tcl_BadChannelOption tolerate NULL (werner,nijtmans)

2020-08-31 (TIP #581) disfavor Master/Slave terminology (nijtmans)
=> opt 0.4.8

2020-09-11 (bug)[3bc0f4] UBSan complains about body.chars[] usage (nijtmans)

2020-09-17 (bug)[835c93] Support TIP 525 exit code for -singleproc 1 (nijtmans)
=> tcltest 2.5.3

2020-09-25 (new) force -eofchar \032 when evaluating library scripts (nijtmans)
        *** POTENTIAL INCOMPATIBILITY ***

2020-09-29 (bug)[0063cb] http::geturl -headers must be dict (oehlmann,nijtmans)

2020-10-19 (bug)[cb4582] Update install-sh script (stu,nijtmans)

2020-10-22 (bug)[c97593] Usage of gnu_printf in latest mingw-w64 (nijtmans)

2020-10-26 (new)[48898a] improve error message consistency (stu)
        *** POTENTIAL INCOMPATIBILITY ***

2020-11-06 (new) revised case of module names (nijtmans)
        *** POTENTIAL INCOMPATIBILITY ***

2020-12-10 (bug)[ed5be7] Win: recognize "comx:" as serial port (oehlmann)

2020-12-11 (new) support for msys2, Big Sur (nijtmans)
=> platform 1.0.15

2020-12-23 tzdata updated to Olson's tzdata2020e (jima)