Messages in this thread | | | From | Naresh Kamboju <> | Date | Tue, 15 Nov 2022 17:44:25 +0530 | Subject | perf: gcc-12: tests/builtin-test.c:242:66: error: array subscript 1 is outside array bounds of 'struct test_suite *[1]' [-Werror=array-bounds] ^ |
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You might be aware of the following perf build fails with gcc-12 for 32bit arm and i386. Whereas gcc-11 builds passed.
Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
Build log: ----------- CC /home/tuxbuild/.cache/tuxmake/builds/1/build/util/block-info.o In function '__cmd_test', inlined from 'cmd_test' at tests/builtin-test.c:522:9: tests/builtin-test.c:242:66: error: array subscript 1 is outside array bounds of 'struct test_suite *[1]' [-Werror=array-bounds] 242 | for (k = 0, t = tests[j][k]; tests[j][k]; k++, t = tests[j][k]) | ^ tests/builtin-test.c:351:9: note: in expansion of macro 'for_each_test' 351 | for_each_test(j, k, t) { | ^~~~~~~~~~~~~ tests/builtin-test.c: In function 'cmd_test': tests/builtin-test.c:35:27: note: at offset 4 into object 'arch_tests' of size 4 35 | struct test_suite *__weak arch_tests[] = { | ^~~~~~~~~~ cc1: all warnings being treated as errors
CC /home/tuxbuild/.cache/tuxmake/builds/1/build/util/expr.o In function 'parse_events_term__num', inlined from 'parse_events_multi_pmu_add' at util/parse-events.c:1594:6: util/parse-events.c:2638:64: error: array subscript 'YYLTYPE[0]' is partly outside array bounds of 'char[4]' [-Werror=array-bounds] 2638 | .err_term = loc_term ? loc_term->first_column : 0, | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~ util/parse-events.c: In function 'parse_events_multi_pmu_add': util/parse-events.c:1579:15: note: object 'config' of size 4 1579 | char *config; | ^~~~~~ cc1: all warnings being treated as errors
build log link, https://builds.tuxbuild.com/2HXiqb3LCKg451GckF052odBiPY/
Please refer following links for perf build results comparison between gcc-11 and gcc-12
https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.0.y/build/v6.0.8-191-gf8896c3ebbcf/testrun/13003574/suite/build/test/gcc-11-lkftconfig-perf/history/
https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.0.y/build/v6.0.8-191-gf8896c3ebbcf/testrun/13003574/suite/build/test/gcc-12-lkftconfig-perf/history/
-- Linaro LKFT https://lkft.linaro.org
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