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* [Bug c++/70075] incorrect initialization of multidimensional VLAs [not found] <bug-70075-4@http.gcc.gnu.org/bugzilla/> @ 2020-07-01 0:23 ` msebor at gcc dot gnu.org 2020-11-03 5:26 ` egallager at gcc dot gnu.org 1 sibling, 0 replies; 2+ messages in thread From: msebor at gcc dot gnu.org @ 2020-07-01 0:23 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70075 Martin Sebor <msebor at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |chengcongxiu at huawei dot com --- Comment #4 from Martin Sebor <msebor at gcc dot gnu.org> --- *** Bug 95993 has been marked as a duplicate of this bug. *** ^ permalink raw reply [flat|nested] 2+ messages in thread
* [Bug c++/70075] incorrect initialization of multidimensional VLAs [not found] <bug-70075-4@http.gcc.gnu.org/bugzilla/> 2020-07-01 0:23 ` [Bug c++/70075] incorrect initialization of multidimensional VLAs msebor at gcc dot gnu.org @ 2020-11-03 5:26 ` egallager at gcc dot gnu.org 1 sibling, 0 replies; 2+ messages in thread From: egallager at gcc dot gnu.org @ 2020-11-03 5:26 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70075 Eric Gallager <egallager at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |egallager at gcc dot gnu.org --- Comment #5 from Eric Gallager <egallager at gcc dot gnu.org> --- (In reply to Eric Gallager from comment #3) > (In reply to Eric Gallager from comment #2) > > > > I get this output on i386-apple-darwin9.8.0 with gcc8: > > > > $ /usr/local/bin/g++ -Wall -Wextra -Wpedantic -o 70075.exe 70075.cc > > 70075.cc: In function ‘void bar(int)’: > > 70075.cc:4:13: warning: ISO C++ forbids variable length array ‘a’ [-Wvla] > > char a[m][n] = { { 0, 1, 2 } }; > > ^ > > $ ./70075.exe > > 0 1 2 0 0 0 -32 -113 > > $ > > > > (i.e. no errors) > > Running the program on x86_64-apple-darwin10.8.0 with gcc9, it prints this > instead: > 0 1 2 0 9 0 0 0 > (still no errors though) Update for gcc 11 on x86_64-apple-darwin19.6.0: 0 1 2 0 0 0 0 0 So, not only are there no errors now, but it also looks like everything after the "0 1 2" is now properly zero-initialized? FIXED? ^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2020-11-03 5:26 UTC | newest]
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[not found] <bug-70075-4@http.gcc.gnu.org/bugzilla/>
2020-07-01 0:23 ` [Bug c++/70075] incorrect initialization of multidimensional VLAs msebor at gcc dot gnu.org
2020-11-03 5:26 ` egallager at gcc dot gnu.org
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