[PyQt] Segfault when building wxPython with SIP 4.19.11

[Phil Thompson]

On 06/07/2018 08:47, Phil Thompson wrote:
> On 06/07/2018 05:10, Scott Talbert wrote:
>> Hi,
>> 
>> I'm seeing a segfault when building wxPython with SIP 4.19.11.
>> 
>> Running command: sip
>> /usr/bin/sip -w -o -g -I /home/talbert/Downloads/wxPython-4.0.1/src -I
>> /home/talbert/Downloads/wxPython-4.0.1/sip/gen -c /tmp/tmpdH4lfu -b
>> sip/cpp/_core.sbf -X pycode_core:wx/core.py sip/gen/_core.sip
>> Segmentation fault (core dumped)
>> 
>> (gdb) bt
>> #0  prcode (fp=fp at entry=0x55f0f0d13ed0, fmt=0x55f0f042adc7 
>> "\");\n#else\n",
>>     fmt at entry=0x55f0f042ad58 "    /* Get the SIP module's API. */\n#if
>> PY_VERSION_HEX >= 0x02050000\n    sip_sipmod =
>> PyImport_ImportModule(\"%s\");\n#else\n")
>>     at ./sipgen/gencode.c:14489
>> #1  0x000055f0f04004e6 in generateSipImport (mod=0x55f0f0d14180,
>>     fp=0x55f0f0d13ed0, sipName=0x0) at ./sipgen/gencode.c:2775
>> #2  generateCpp (pt=pt at entry=0x7ffd5c4cabc0, mod=<optimized out>,
>>     codeDir=codeDir at entry=0x7ffd5c4cc455 "/tmp/tmpdH4lfu",
>>     srcSuffix=srcSuffix at entry=0x55f0f0422866 ".cpp", 
>> parts=parts at entry=0,
>>     needed_qualifiers=needed_qualifiers at entry=0x0, xsl=0x0, 
>> py_debug=0,
>>     sipName=0x0) at ./sipgen/gencode.c:2561
>> #3  0x000055f0f0403269 in generateCode (pt=0x7ffd5c4cabc0,
>>     codeDir=0x7ffd5c4cc455 "/tmp/tmpdH4lfu",
>>     buildFile=0x7ffd5c4cc467 "sip/cpp/_core.sbf", docFile=<optimized 
>> out>,
>>     srcSuffix=0x55f0f0422866 ".cpp", except=<optimized out>, trace=0,
>>     releaseGIL=1, parts=0, needed_qualifiers=0x0, xsl=0x0, 
>> consModule=0x0,
>>     docs=1, py_debug=0, sipName=0x0) at ./sipgen/gencode.c:358
>> #4  0x000055f0f03e4e15 in main (argc=15, argv=0x7ffd5c4cae58)
>>     at ./sipgen/main.c:291
>> 
>> 4.19.8 worked ok.
> 
> It should be fixed in the current snapshot. 4.19.12 will be released
> over the weekend.

However there are slight changes to the way a private sip module is 
specified. I don’t know if this affects how wxPython is built.

Phil