[clang] [llvm] [OpenACC] Switch Clang to use the Flang 'appertainment' rules for cla… (PR #135372)

Fri Apr 18 15:07:17 PDT 2025

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `libc-x86_64-debian-dbg-bootstrap-build` running on `libc-x86_64-debian` while building `clang,llvm` at step 4 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/200/builds/7666

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 4 (annotate) failure: 'python ../llvm-zorg/zorg/buildbot/builders/annotated/libc-linux.py ...' (failure)
...
[426/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaLoongArch.cpp.o
[427/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaDeclObjC.cpp.o
[428/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaExprMember.cpp.o
[429/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaMSP430.cpp.o
[430/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaChecking.cpp.o
[431/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaInit.cpp.o
[432/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaExprObjC.cpp.o
[433/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaLambda.cpp.o
[434/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaNVPTX.cpp.o
[435/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenACCClauseAppertainment.cpp.o
FAILED: tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenACCClauseAppertainment.cpp.o 
/usr/bin/clang++ -DCLANG_EXPORTS -DGTEST_HAS_RTTI=0 -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian-dbg-bootstrap-build/build/tools/clang/lib/Sema -I/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian-dbg-bootstrap-build/llvm-project/clang/lib/Sema -I/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian-dbg-bootstrap-build/llvm-project/clang/include -I/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian-dbg-bootstrap-build/build/tools/clang/include -I/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian-dbg-bootstrap-build/build/include -I/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian-dbg-bootstrap-build/llvm-project/llvm/include -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Werror=unguarded-availability-new -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -pedantic -Wno-long-long -Wc++98-compat-extra-semi -Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wsuggest-override -Wstring-conversion -Wmisleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -fno-common -Woverloaded-virtual -Wno-nested-anon-types -g  -fno-exceptions -funwind-tables -fno-rtti -std=c++17 -MD -MT tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenACCClauseAppertainment.cpp.o -MF tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenACCClauseAppertainment.cpp.o.d -o tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenACCClauseAppertainment.cpp.o -c /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian-dbg-bootstrap-build/llvm-project/clang/lib/Sema/SemaOpenACCClauseAppertainment.cpp
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian-dbg-bootstrap-build/llvm-project/clang/lib/Sema/SemaOpenACCClauseAppertainment.cpp:73:10: fatal error: 'llvm/Frontend/OpenACC/ACC.inc' file not found
#include "llvm/Frontend/OpenACC/ACC.inc"
         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
[436/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaMIPS.cpp.o
[437/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaDeclAttr.cpp.o
[438/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenACCAtomic.cpp.o
[439/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaModule.cpp.o
[440/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenACCClause.cpp.o
[441/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaDecl.cpp.o
[442/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenCL.cpp.o
[443/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenACC.cpp.o
[444/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaPPC.cpp.o
[445/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaLookup.cpp.o
[446/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaDeclCXX.cpp.o
[447/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaSPIRV.cpp.o
[448/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaObjCProperty.cpp.o
[449/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaObjC.cpp.o
[450/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaConcept.cpp.o
[451/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaStmtAttr.cpp.o
[452/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaPseudoObject.cpp.o
[453/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaRISCV.cpp.o
[454/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaStmtAsm.cpp.o
[455/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOverload.cpp.o
[456/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaStmt.cpp.o
[457/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaExprCXX.cpp.o
[458/824] Building AMDGPUGenAsmWriter.inc...
[459/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaSYCL.cpp.o
[460/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaExpr.cpp.o
[461/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenMP.cpp.o
[462/824] Building AMDGPUGenAsmMatcher.inc...
[463/824] Building AMDGPUGenGlobalISel.inc...
[464/824] Building RISCVGenDAGISel.inc...
[465/822] Building AMDGPUGenInstrInfo.inc...
[466/796] Building AMDGPUGenDAGISel.inc...
[467/796] Building AMDGPUGenRegisterBank.inc...
[468/796] Building AMDGPUGenRegisterInfo.inc...
Step 6 (build libc) failure: build libc (failure)
...
[426/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaLoongArch.cpp.o
[427/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaDeclObjC.cpp.o
[428/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaExprMember.cpp.o
[429/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaMSP430.cpp.o
[430/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaChecking.cpp.o
[431/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaInit.cpp.o
[432/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaExprObjC.cpp.o
[433/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaLambda.cpp.o
[434/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaNVPTX.cpp.o
[435/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenACCClauseAppertainment.cpp.o
FAILED: tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenACCClauseAppertainment.cpp.o 
/usr/bin/clang++ -DCLANG_EXPORTS -DGTEST_HAS_RTTI=0 -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian-dbg-bootstrap-build/build/tools/clang/lib/Sema -I/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian-dbg-bootstrap-build/llvm-project/clang/lib/Sema -I/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian-dbg-bootstrap-build/llvm-project/clang/include -I/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian-dbg-bootstrap-build/build/tools/clang/include -I/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian-dbg-bootstrap-build/build/include -I/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian-dbg-bootstrap-build/llvm-project/llvm/include -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Werror=unguarded-availability-new -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -pedantic -Wno-long-long -Wc++98-compat-extra-semi -Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wsuggest-override -Wstring-conversion -Wmisleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -fno-common -Woverloaded-virtual -Wno-nested-anon-types -g  -fno-exceptions -funwind-tables -fno-rtti -std=c++17 -MD -MT tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenACCClauseAppertainment.cpp.o -MF tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenACCClauseAppertainment.cpp.o.d -o tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenACCClauseAppertainment.cpp.o -c /home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian-dbg-bootstrap-build/llvm-project/clang/lib/Sema/SemaOpenACCClauseAppertainment.cpp
/home/llvm-libc-buildbot/buildbot-worker/libc-x86_64-debian/libc-x86_64-debian-dbg-bootstrap-build/llvm-project/clang/lib/Sema/SemaOpenACCClauseAppertainment.cpp:73:10: fatal error: 'llvm/Frontend/OpenACC/ACC.inc' file not found
#include "llvm/Frontend/OpenACC/ACC.inc"
         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
[436/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaMIPS.cpp.o
[437/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaDeclAttr.cpp.o
[438/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenACCAtomic.cpp.o
[439/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaModule.cpp.o
[440/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenACCClause.cpp.o
[441/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaDecl.cpp.o
[442/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenCL.cpp.o
[443/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenACC.cpp.o
[444/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaPPC.cpp.o
[445/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaLookup.cpp.o
[446/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaDeclCXX.cpp.o
[447/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaSPIRV.cpp.o
[448/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaObjCProperty.cpp.o
[449/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaObjC.cpp.o
[450/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaConcept.cpp.o
[451/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaStmtAttr.cpp.o
[452/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaPseudoObject.cpp.o
[453/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaRISCV.cpp.o
[454/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaStmtAsm.cpp.o
[455/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOverload.cpp.o
[456/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaStmt.cpp.o
[457/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaExprCXX.cpp.o
[458/824] Building AMDGPUGenAsmWriter.inc...
[459/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaSYCL.cpp.o
[460/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaExpr.cpp.o
[461/824] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaOpenMP.cpp.o
[462/824] Building AMDGPUGenAsmMatcher.inc...
[463/824] Building AMDGPUGenGlobalISel.inc...
[464/824] Building RISCVGenDAGISel.inc...
[465/822] Building AMDGPUGenInstrInfo.inc...
[466/796] Building AMDGPUGenDAGISel.inc...
[467/796] Building AMDGPUGenRegisterBank.inc...
[468/796] Building AMDGPUGenRegisterInfo.inc...

```

</details>

https://github.com/llvm/llvm-project/pull/135372