Re: pkg/57151: qt6-qtbase build fails on NetBSD/i386 9.3 and pkgsrc-2022Q4

[Izumi Tsutsui <tsutsui%ceres.dti.ne.jp@localhost>]

The following reply was made to PR pkg/57151; it has been noted by GNATS.

From: Izumi Tsutsui <tsutsui%ceres.dti.ne.jp@localhost>
To: gnats-bugs%netbsd.org@localhost
Cc: tsutsui%ceres.dti.ne.jp@localhost
Subject: Re: pkg/57151: qt6-qtbase build fails on NetBSD/i386 9.3 and pkgsrc-2022Q4
Date: Sun, 1 Jan 2023 23:17:57 +0900

 With gcc9 __stack_chk_fail_local() fix:
  https://mail-index.netbsd.org/pkgsrc-changes/2023/01/01/msg266230.html
 now pkgsrc/x11/qt6-qtbase on NetBSD/i386 9.3 gets SIGSEGV during build:
 
 ---
  :
 
 [ 38%] Built target Gui_lib_pri
 [ 38%] Generating version linker script for target Gui
 [ 38%] Built target Gui_version_script
 [ 38%] Generating socket_interface.h, socket_interface.cpp
 gmake[2]: *** [src/gui/CMakeFiles/Gui_autogen.dir/build.make:107: src/gui/socket_interface.h] Segmentation fault (core dumped)
 gmake[2]: *** Deleting file 'src/gui/socket_interface.h'
 gmake[1]: *** [CMakeFiles/Makefile2:6584: src/gui/CMakeFiles/Gui_autogen.dir/all] Error 2
 gmake: *** [Makefile:146: all] Error 2
 *** Error code 2
 
 Stop.
 make[1]: stopped in /usr/pkgsrc/x11/qt6-qtbase
 *** Error code 1
 
 Stop.
 make: stopped in /usr/pkgsrc/x11/qt6-qtbase
 
 ---
 
 The core is generated by qtbase-everywhere-src-6.4.1/bin/qdbusxml2cpp
 and gdb says:
  https://gist.github.com/tsutsui/6500088486f7c56f5722ee87cb083ad2
 ---
 # gdb /s/obj.i386/pkgsrc/x11/qt6-qtbase/work.i386/qtbase-everywhere-src-6.4.1/bin/qdbusxml2cpp /s/obj.i386/pkgsrc/x11/qt6-qtbase/work.i386/qtbase-everywhere-src-6.4.1/src/gui/qdbusxml2cpp.core
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 Reading symbols from /s/obj.i386/pkgsrc/x11/qt6-qtbase/work.i386/qtbase-everywhere-src-6.4.1/bin/qdbusxml2cpp...
 (No debugging symbols found in /s/obj.i386/pkgsrc/x11/qt6-qtbase/work.i386/qtbase-everywhere-src-6.4.1/bin/qdbusxml2cpp)
 [New process 1]
 Core was generated by `qdbusxml2cpp'.
 Program terminated with signal SIGSEGV, Segmentation fault.
 #0  0xb0174993 in qDetectCpuFeatures () from /s/obj.i386/pkgsrc/x11/qt6-qtbase/work.i386/qtbase-everywhere-src-6.4.1/lib/libQt6Core.so.6
 (gdb) bt
 #0  0xb0174993 in qDetectCpuFeatures () from /s/obj.i386/pkgsrc/x11/qt6-qtbase/work.i386/qtbase-everywhere-src-6.4.1/lib/libQt6Core.so.6
 #1  0xb047e644 in _GLOBAL__sub_I.02001_qsimd.cpp () from /s/obj.i386/pkgsrc/x11/qt6-qtbase/work.i386/qtbase-everywhere-src-6.4.1/lib/libQt6Core.so.6
 #2  0xb0454762 in __do_global_ctors_aux () from /s/obj.i386/pkgsrc/x11/qt6-qtbase/work.i386/qtbase-everywhere-src-6.4.1/lib/libQt6Core.so.6
 #3  0xb074a120 in QtPrivate::QMetaTypeInterfaceWrapper<QMimeType>::metaType ()
 #4  0xbaf93000 in ?? () from /usr/libexec/ld.elf_so
 #5  0xb017305d in _init () from /s/obj.i386/pkgsrc/x11/qt6-qtbase/work.i386/qtbase-everywhere-src-6.4.1/lib/libQt6Core.so.6
 #6  0xbaf831e6 in _rtld_call_function_void (obj=0xb0841c00, addr=<optimized out>) at /usr/src/libexec/ld.elf_so/rtld.h:490
 #7  _rtld_call_initfini_function (obj=<optimized out>, mask=<optimized out>, func=<optimized out>) at /usr/src/libexec/ld.elf_so/rtld.c:143
 #8  _rtld_call_init_function (cur_objgen=<optimized out>, mask=0xbfbf12ac, obj=0xb0841c00) at /usr/src/libexec/ld.elf_so/rtld.c:242
 #9  _rtld_call_init_functions (mask=mask@entry=0xbfbf12ac) at /usr/src/libexec/ld.elf_so/rtld.c:327
 #10 0xbaf83acf in _rtld (sp=<optimized out>, relocbase=3136815104) at /usr/src/libexec/ld.elf_so/rtld.c:782
 #11 0xbaf8051a in rtld_start () from /usr/libexec/ld.elf_so
 (gdb) 
 
 ---
 
 qDetectCpuFeatures () seems here:
 https://code.qt.io/cgit/qt/qtbase.git/tree/src/corelib/global/qsimd.cpp?h=6.4#n559
 
 With debug symbol:
 ---
 Core was generated by `qdbusxml2cpp'.
 Program terminated with signal SIGSEGV, Segmentation fault.
 #0  0xae158993 in qDetectCpuFeatures () at /s/obj.i386/pkgsrc/x11/qt6-qtbase/work.i386/qtbase-everywhere-src-6.4.1/src/corelib/global/qsimd.cpp:574
 574         QCpuFeatureType f = detectProcessorFeatures();
 (gdb) bt
 #0  0xae158993 in qDetectCpuFeatures () at /s/obj.i386/pkgsrc/x11/qt6-qtbase/work.i386/qtbase-everywhere-src-6.4.1/src/corelib/global/qsimd.cpp:574
 #1  0xae463674 in (anonymous namespace)::QSimdInitializer::QSimdInitializer (this=0xae72f168 <initializer>) at /s/obj.i386/pkgsrc/x11/qt6-qtbase/work.i386/qtbase-everywhere-src-6.4.1/src/corelib/global/qsimd.cpp:776
 
  :
 ---
 Izumi Tsutsui