build failed in Debian 11, gcc version 10.2.1 20210110 (Debian 10.2.1-6)

[atzlinux]

cmake version 3.18.4 GLIBC 2.33-8 gcc version 10.2.1 20210110 (Debian 10.2.1-6)

[ 67%] Building C object Source/PurC/CMakeFiles/PurC.dir/instance/move-buffer.c.o /home/atzlinux/devel/HVML-PurC/Source/PurC/instance/move-buffer.c: In function ‘do_move_message’: /home/atzlinux/devel/HVML-PurC/Source/PurC/instance/move-buffer.c:334:30: error: array subscript 5 is outside the bounds of an interior zero-length array ‘struct purc_variant *[0]’ {aka ‘struct purc_variant *[]’} [-Werror=zero-length-bounds] 334 | if (msg->variants[i]) | ~~~~~~~~~~~~~^~~ In file included from /home/atzlinux/devel/HVML-PurC/Source/PurC/instance/move-buffer.c:28: /home/atzlinux/devel/HVML-PurC/Source/PurC/include/purc-pcrdr.h:680:21: note: while referencing ‘variants’ 680 | purc_variant_t variants[0]; | ^~~~~~~~ /home/atzlinux/devel/HVML-PurC/Source/PurC/instance/move-buffer.c:335:30: error: array subscript 5 is outside the bounds of an interior zero-length array ‘struct purc_variant *[0]’ {aka ‘struct purc_variant *[]’} [-Werror=zero-length-bounds] 335 | msg->variants[i] = pcvariant_move_heap_in(msg->variants[i]); | ~~~~~~~~~~~~~^~~ In file included from /home/atzlinux/devel/HVML-PurC/Source/PurC/instance/move-buffer.c:28: /home/atzlinux/devel/HVML-PurC/Source/PurC/include/purc-pcrdr.h:680:21: note: while referencing ‘variants’ 680 | purc_variant_t variants[0]; | ^~~~~~~~ /home/atzlinux/devel/HVML-PurC/Source/PurC/instance/move-buffer.c: In function ‘pcinst_put_message’: /home/atzlinux/devel/HVML-PurC/Source/PurC/instance/move-buffer.c:167:30: error: array subscript 5 is outside the bounds of an interior zero-length array ‘struct purc_variant *[0]’ {aka ‘struct purc_variant *[]’} [-Werror=zero-length-bounds] 167 | if (msg->variants[i]) | ~~~~~~~~~~~~~^~~ In file included from /home/atzlinux/devel/HVML-PurC/Source/PurC/instance/move-buffer.c:28: /home/atzlinux/devel/HVML-PurC/Source/PurC/include/purc-pcrdr.h:680:21: note: while referencing ‘variants’ 680 | purc_variant_t variants[0]; | ^~~~~~~~ /home/atzlinux/devel/HVML-PurC/Source/PurC/instance/move-buffer.c: In function ‘purc_inst_destroy_move_buffer’: /home/atzlinux/devel/HVML-PurC/Source/PurC/instance/move-buffer.c:257:30: error: array subscript 5 is outside the bounds of an interior zero-length array ‘struct purc_variant *[0]’ {aka ‘struct purc_variant *[]’} [-Werror=zero-length-bounds] 257 | if (msg->variants[i]) | ~~~~~~~~~~~~~^~~ In file included from /home/atzlinux/devel/HVML-PurC/Source/PurC/instance/move-buffer.c:28: /home/atzlinux/devel/HVML-PurC/Source/PurC/include/purc-pcrdr.h:680:21: note: while referencing ‘variants’ 680 | purc_variant_t variants[0]; | ^~~~~~~~ /home/atzlinux/devel/HVML-PurC/Source/PurC/instance/move-buffer.c: In function ‘purc_inst_take_away_message’: /home/atzlinux/devel/HVML-PurC/Source/PurC/instance/move-buffer.c:352:30: error: array subscript 5 is outside the bounds of an interior zero-length array ‘struct purc_variant *[0]’ {aka ‘struct purc_variant *[]’} [-Werror=zero-length-bounds] 352 | if (msg->variants[i]) | ~~~~~~~~~~~~~^~~ In file included from /home/atzlinux/devel/HVML-PurC/Source/PurC/instance/move-buffer.c:28: /home/atzlinux/devel/HVML-PurC/Source/PurC/include/purc-pcrdr.h:680:21: note: while referencing ‘variants’ 680 | purc_variant_t variants[0]; | ^~~~~~~~ /home/atzlinux/devel/HVML-PurC/Source/PurC/instance/move-buffer.c:353:30: error: array subscript 5 is outside the bounds of an interior zero-length array ‘struct purc_variant *[0]’ {aka ‘struct purc_variant *[]’} [-Werror=zero-length-bounds] 353 | msg->variants[i] = pcvariant_move_heap_out(msg->variants[i]); | ~~~~~~~~~~~~~^~~ In file included from /home/atzlinux/devel/HVML-PurC/Source/PurC/instance/move-buffer.c:28: /home/atzlinux/devel/HVML-PurC/Source/PurC/include/purc-pcrdr.h:680:21: note: while referencing ‘variants’ 680 | purc_variant_t variants[0]; | ^~~~~~~~ cc1: all warnings being treated as errors gmake[2]: *** [Source/PurC/CMakeFiles/PurC.dir/build.make:3537：Source/PurC/CMakeFiles/PurC.dir/instance/move-buffer.c.o] 错误 1 gmake[1]: *** [CMakeFiles/Makefile2:1093：Source/PurC/CMakeFiles/PurC.dir/all] 错误 2 gmake: *** [Makefile:171：all] 错误 2

[VincentWei]

Thanks for you report! This compilation error (a warning in deed) has been fixed. Please try again.