[Bug analyzer/109120] False positive -Wanalyzer-malloc-leak with failed iconv_open() with glibc 2.36 onwards

[dmalcolm at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109120

--- Comment #5 from David Malcolm <dmalcolm at gcc dot gnu.org> ---
Potentially could be worked around from the gcc side by adding a known_function
implementation for iconv_{open,close}.