Oh wow... I have looped in David Chisnall here... I believe this is also something that needs to be reported on the clang bug tracker as it COULD be a code generation issue.
GC On Fri, Sep 16, 2022 at 9:32 AM Andreas Fink <[email protected]> wrote: > its not that clang crashed while compiling. Its the binary it produced > which crashes. > This shows up when you do a simple "make test" after compiling libobjc2. > > Attached is a console output of my test system once with CC=clang (which > is clang-11) and once with CC=clang-16 > As you can see all tests pass with clang-11 and with clang-16, more than > half are failing > > 57% tests passed, 86 tests failed out of 198 > > Total Test time (real) = 12.16 sec > > The following tests FAILED: > 1 - alias (SEGFAULT) > 2 - alias_optimised (SEGFAULT) > 5 - alignTest (SEGFAULT) > 6 - alignTest_optimised (SEGFAULT) > 9 - AllocatePair (SEGFAULT) > 10 - AllocatePair_optimised (SEGFAULT) > 13 - ARCTest_arc (SEGFAULT) > 14 - ARCTest_arc_optimised (SEGFAULT) > 17 - AssociatedObject (SEGFAULT) > 18 - AssociatedObject_optimised (SEGFAULT) > 21 - AssociatedObject2 (SEGFAULT) > 22 - AssociatedObject2_optimised (SEGFAULT) > 25 - BlockImpTest (SEGFAULT) > 26 - BlockImpTest_optimised (SEGFAULT) > 33 - ConstantString (SEGFAULT) > 34 - ConstantString_optimised (SEGFAULT) > 37 - Category (SEGFAULT) > 38 - Category_optimised (SEGFAULT) > 41 - ExceptionTest (SEGFAULT) > 42 - ExceptionTest_optimised (SEGFAULT) > 45 - FastARC (SEGFAULT) > 46 - FastARC_optimised (SEGFAULT) > 49 - FastARCPool (SEGFAULT) > 50 - FastARCPool_optimised (SEGFAULT) > 53 - FastRefCount (SEGFAULT) > 54 - FastRefCount_optimised (SEGFAULT) > 57 - Forward (SEGFAULT) > 58 - Forward_optimised (SEGFAULT) > 61 - ManyManySelectors (SEGFAULT) > 62 - ManyManySelectors_optimised (SEGFAULT) > 65 - NestedExceptions (SEGFAULT) > 66 - NestedExceptions_optimised (SEGFAULT) > 69 - PropertyAttributeTest (SEGFAULT) > 70 - PropertyAttributeTest_optimised (SEGFAULT) > 81 - PropertyIntrospectionTest2_arc (Subprocess aborted) > 82 - PropertyIntrospectionTest2_arc_optimised (Subprocess aborted) > 85 - ProtocolCreation (Subprocess aborted) > 86 - ProtocolCreation_optimised (Subprocess aborted) > 89 - ResurrectInDealloc_arc (SEGFAULT) > 90 - ResurrectInDealloc_arc_optimised (SEGFAULT) > 93 - RuntimeTest (SEGFAULT) > 94 - RuntimeTest_optimised (SEGFAULT) > 97 - SuperMethodMissing (SEGFAULT) > 98 - SuperMethodMissing_optimised (SEGFAULT) > 105 - WeakRefLoad (SEGFAULT) > 106 - WeakRefLoad_optimised (SEGFAULT) > 109 - WeakReferences_arc (SEGFAULT) > 110 - WeakReferences_arc_optimised (SEGFAULT) > 117 - ivar_arc (SEGFAULT) > 118 - ivar_arc_optimised (SEGFAULT) > 121 - ivar_atomic (SEGFAULT) > 122 - ivar_atomic_optimised (SEGFAULT) > 125 - IVarOverlap (SEGFAULT) > 126 - IVarOverlap_optimised (SEGFAULT) > 129 - IVarSuperclassOverlap (Subprocess aborted) > 130 - IVarSuperclassOverlap_optimised (Subprocess aborted) > 133 - objc_msgSend (Subprocess aborted) > 134 - objc_msgSend_optimised (Subprocess aborted) > 141 - NilException (Subprocess aborted) > 142 - NilException_optimised (Subprocess aborted) > 145 - MethodArguments (Subprocess aborted) > 146 - MethodArguments_optimised (Subprocess aborted) > 149 - zeroSizedIVar (Subprocess aborted) > 150 - zeroSizedIVar_optimised (Subprocess aborted) > 153 - exchange (SEGFAULT) > 154 - exchange_optimised (SEGFAULT) > 165 - setSuperclass (SEGFAULT) > 166 - setSuperclass_optimised (SEGFAULT) > 169 - BoxedForeignException (SEGFAULT) > 170 - BoxedForeignException_optimised (SEGFAULT) > 177 - category_properties (Subprocess aborted) > 178 - category_properties_optimised (Subprocess aborted) > 179 - CXXExceptions (SEGFAULT) > 180 - CXXExceptions_optimised (SEGFAULT) > 187 - ObjCXXEHInterop (SEGFAULT) > 188 - ObjCXXEHInterop_optimised (SEGFAULT) > 189 - ObjCXXEHInterop_legacy (SEGFAULT) > 190 - ObjCXXEHInterop_legacy_optimised (SEGFAULT) > 191 - ObjCXXEHInteropTwice (SEGFAULT) > 192 - ObjCXXEHInteropTwice_optimised (SEGFAULT) > 193 - ObjCXXEHInteropTwice_legacy (SEGFAULT) > 194 - ObjCXXEHInteropTwice_legacy_optimised (SEGFAULT) > 195 - ObjCXXEHInterop_arc (SEGFAULT) > 196 - ObjCXXEHInterop_arc_optimised (SEGFAULT) > 197 - ObjCXXEHInterop_arc_legacy (SEGFAULT) > 198 - ObjCXXEHInterop_arc_legacy_optimised (SEGFAULT) > > > > Gregory Casamento wrote on 16.09.22 14:58: > > Can you post the error? Also clang will produce scripts and a sample bit > of the code that failed. It would be useful to post that to their bug > tracker. > > On Fri, Sep 16, 2022 at 01:47 Andreas Fink <[email protected]> wrote: > >> FYI, >> >> The current clang-16 in the debian 10 repository does not work when >> compiling libobjc2 >> Compiling works but most of the tests segfault >> >> Changing to clang-11 everything works >> clang-9 also works. >> >> What has changed in the compiler that it breas Objc? >> >> >> -- > Gregory Casamento > GNUstep Lead Developer / OLC, Principal Consultant > http://www.gnustep.org - http://heronsperch.blogspot.com > https://www.patreon.com/bePatron?u=352392 - Become a Patron > https://gf.me/u/x8m3sx - My GNUstep GoFundMe > https://teespring.com/stores/gnustep - Store > > > -- Gregory Casamento GNUstep Lead Developer / OLC, Principal Consultant http://www.gnustep.org - http://heronsperch.blogspot.com https://www.patreon.com/bePatron?u=352392 - Become a Patron https://gf.me/u/x8m3sx - My GNUstep GoFundMe https://teespring.com/stores/gnustep - Store
