[Bug 1936964] Re: libsass FTBFS with LTO enabled

[James Page]

libsass (3.6.5+20231221-1) experimental; urgency=high

  [ upstream ]
  * new development snapshot
    + fix most urgent issues in 2023;
      closes: bug#1051893, #1051894, #1051895;
      CVE-2022-26592 CVE-2022-43357 CVE-2022-43358

  [ Jonas Smedegaard ]
  * update copyright info: update coverage
  * set urgency=high due to security bugfixes
  * enable link-time optimization;
    closes: bug#1015519, thanks to Matthias Klose

 -- Jonas Smedegaard <dr at jones.dk>  Thu, 21 Dec 2023 19:57:09 +010

** Changed in: libsass (Ubuntu)
     Assignee: (unassigned) => James Page (james-page)

** Changed in: libsass (Ubuntu)
       Status: New => In Progress

** Changed in: libsass (Ubuntu)
       Status: In Progress => Fix Released

** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2022-26592

** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2022-43357

** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2022-43358

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https://bugs.launchpad.net/bugs/1936964

Title:
  libsass FTBFS with LTO enabled

Status in libsass package in Ubuntu:
  Fix Released
Status in lto-disabled-list package in Ubuntu:
  Fix Released

Bug description:
  libsass FTBFS on amd64, arm64, ppc64el and s390x with LTO enabled due
  to 1000+ of the 5600+ symbols being dropped.

  Excerpt from the build log:

     dh_makeshlibs -a
  dpkg-gensymbols: warning: some new symbols appeared in the symbols file: see diff output below
  dpkg-gensymbols: error: some symbols or patterns disappeared in the symbols file: see diff output below
  dpkg-gensymbols: warning: debian/libsass1/DEBIAN/symbols doesn't match completely debian/libsass1.symbols
  --- debian/libsass1.symbols (libsass1_3.6.4+20210501-1_amd64)
  +++ dpkg-gensymbolsSq0TwN	2021-05-10 08:58:39.714330785 +0000
  @@ -21,40 +21,40 @@
    _Z20json_prepend_elementP8JsonNodeS0_ at Base 3.5.5-4~
    _Z23json_remove_from_parentP8JsonNode at Base 3.5.5-4~
    _ZGVZN4utf815replace_invalidIPKcSt20back_insert_iteratorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEET0_T_SC_SB_E18replacement_marker at Base 3.5.5-4~
  - _ZN4Sass10Assignment7performEPNS_9OperationINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEE at Base 3.5.5-4~
  - _ZN4Sass10Assignment7performEPNS_9OperationIP10Sass_ValueEE at Base 3.5.5-4~
  - _ZN4Sass10Assignment7performEPNS_9OperationIPNS_10ExpressionEEE at Base 3.5.5-4~
  - _ZN4Sass10Assignment7performEPNS_9OperationIPNS_17SupportsConditionEEE at Base 3.6.4-2~
  - _ZN4Sass10Assignment7performEPNS_9OperationIPNS_5ValueEEE at Base 3.5.5-4~
  - _ZN4Sass10Assignment7performEPNS_9OperationIPNS_8AST_NodeEEE at Base 3.5.5-4~
  - _ZN4Sass10Assignment7performEPNS_9OperationIPNS_8SelectorEEE at Base 3.5.5-4~
  - _ZN4Sass10Assignment7performEPNS_9OperationIPNS_9StatementEEE at Base 3.5.5-4~
  - _ZN4Sass10Assignment7performEPNS_9OperationIvEE at Base 3.5.5-4~

  ...

  - (c++)"non-virtual thunk to Sass::SelectorList::~SelectorList()@Base" 3.6.4-2~
  +#MISSING: 3.6.4+20210501-1# (c++)"non-virtual thunk to Sass::SelectorList::~SelectorList()@Base" 3.6.4-2~
    (c++)"non-virtual thunk to Sass::String_Schema::hash() const at Base" 3.6.4
  - (c++)"non-virtual thunk to Sass::String_Schema::~String_Schema()@Base" 3.5.5-4~
  +#MISSING: 3.6.4+20210501-1# (c++)"non-virtual thunk to Sass::String_Schema::~String_Schema()@Base" 3.5.5-4~
    sass2scss at Base 3.5.5-4~
    sass2scss_version at Base 3.5.5-4~
    sass_alloc_memory at Base 3.5.5-4~
  dh_makeshlibs: error: failing due to earlier errors

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