[clang] [clang][analyzer] Remove checker 'alpha.core.CastSize' (PR #156350)

Wed Sep 3 00:51:07 PDT 2025

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `lldb-aarch64-windows` running on `linaro-armv8-windows-msvc-05` while building `clang` at step 6 "test".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/141/builds/11261

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

```
Step 6 (test) failure: build (failure)
...
PASS: lldb-shell :: ObjectFile/ELF/section-permissions.yaml (1475 of 2298)
PASS: lldb-shell :: ObjectFile/ELF/section-types-edgecases.yaml (1476 of 2298)
PASS: lldb-shell :: ObjectFile/ELF/section-types.yaml (1477 of 2298)
PASS: lldb-shell :: ObjectFile/ELF/short-build-id.yaml (1478 of 2298)
PASS: lldb-shell :: ObjectFile/ELF/two-text-sections.yaml (1479 of 2298)
PASS: lldb-shell :: ObjectFile/MachO/lc_build_version.yaml (1480 of 2298)
PASS: lldb-shell :: ObjectFile/MachO/lc_build_version_notools.yaml (1481 of 2298)
PASS: lldb-shell :: ObjectFile/MachO/lc_version_min.yaml (1482 of 2298)
PASS: lldb-shell :: ObjectFile/MachO/subsections.yaml (1483 of 2298)
TIMEOUT: lldb-api :: tools/lldb-dap/completions/TestDAP_completions.py (1484 of 2298)
******************** TEST 'lldb-api :: tools/lldb-dap/completions/TestDAP_completions.py' FAILED ********************
Script:
--
C:/Users/tcwg/scoop/apps/python/current/python.exe C:/Users/tcwg/llvm-worker/lldb-aarch64-windows/llvm-project/lldb\test\API\dotest.py -u CXXFLAGS -u CFLAGS --env LLVM_LIBS_DIR=C:/Users/tcwg/llvm-worker/lldb-aarch64-windows/build/./lib --env LLVM_INCLUDE_DIR=C:/Users/tcwg/llvm-worker/lldb-aarch64-windows/build/include --env LLVM_TOOLS_DIR=C:/Users/tcwg/llvm-worker/lldb-aarch64-windows/build/./bin --arch aarch64 --build-dir C:/Users/tcwg/llvm-worker/lldb-aarch64-windows/build/lldb-test-build.noindex --lldb-module-cache-dir C:/Users/tcwg/llvm-worker/lldb-aarch64-windows/build/lldb-test-build.noindex/module-cache-lldb\lldb-api --clang-module-cache-dir C:/Users/tcwg/llvm-worker/lldb-aarch64-windows/build/lldb-test-build.noindex/module-cache-clang\lldb-api --executable C:/Users/tcwg/llvm-worker/lldb-aarch64-windows/build/./bin/lldb.exe --compiler C:/Users/tcwg/llvm-worker/lldb-aarch64-windows/build/./bin/clang.exe --dsymutil C:/Users/tcwg/llvm-worker/lldb-aarch64-windows/build/./bin/dsymutil.exe --make C:/Users/tcwg/scoop/shims/make.exe --llvm-tools-dir C:/Users/tcwg/llvm-worker/lldb-aarch64-windows/build/./bin --lldb-obj-root C:/Users/tcwg/llvm-worker/lldb-aarch64-windows/build/tools/lldb --lldb-libs-dir C:/Users/tcwg/llvm-worker/lldb-aarch64-windows/build/./lib --cmake-build-type Release --skip-category=watchpoint C:\Users\tcwg\llvm-worker\lldb-aarch64-windows\llvm-project\lldb\test\API\tools\lldb-dap\completions -p TestDAP_completions.py
--
Exit Code: 15
Timeout: Reached timeout of 600 seconds

Command Output (stdout):
--
lldb version 22.0.0git (https://github.com/llvm/llvm-project.git revision 90865906dd2d42311901ce8a567bb992a169860d)
  clang revision 90865906dd2d42311901ce8a567bb992a169860d
  llvm revision 90865906dd2d42311901ce8a567bb992a169860d

--
Command Output (stderr):
--
========= DEBUG ADAPTER PROTOCOL LOGS =========

1756885027.593214512 (stdio) --> {"command":"initialize","type":"request","arguments":{"adapterID":"lldb-native","clientID":"vscode","columnsStartAt1":true,"linesStartAt1":true,"locale":"en-us","pathFormat":"path","supportsRunInTerminalRequest":true,"supportsVariablePaging":true,"supportsVariableType":true,"supportsStartDebuggingRequest":true,"supportsProgressReporting":true,"$__lldb_sourceInitFile":false},"seq":1}

1756885027.593381166 (stdio) queued (command=initialize seq=1)

1756885027.602580070 (stdio) <-- {"body":{"$__lldb_version":"lldb version 22.0.0git (https://github.com/llvm/llvm-project.git revision 90865906dd2d42311901ce8a567bb992a169860d)\n  clang revision 90865906dd2d42311901ce8a567bb992a169860d\n  llvm revision 90865906dd2d42311901ce8a567bb992a169860d","completionTriggerCharacters":["."," ","\t"],"exceptionBreakpointFilters":[{"description":"C++ Catch","filter":"cpp_catch","label":"C++ Catch","supportsCondition":true},{"description":"C++ Throw","filter":"cpp_throw","label":"C++ Throw","supportsCondition":true},{"description":"Objective-C Catch","filter":"objc_catch","label":"Objective-C Catch","supportsCondition":true},{"description":"Objective-C Throw","filter":"objc_throw","label":"Objective-C Throw","supportsCondition":true}],"supportTerminateDebuggee":true,"supportsBreakpointLocationsRequest":true,"supportsCancelRequest":true,"supportsCompletionsRequest":true,"supportsConditionalBreakpoints":true,"supportsConfigurationDoneRequest":true,"supportsDataBreakpoints":true,"supportsDelayedStackTraceLoading":true,"supportsDisassembleRequest":true,"supportsEvaluateForHovers":true,"supportsExceptionFilterOptions":true,"supportsExceptionInfoRequest":true,"supportsFunctionBreakpoints":true,"supportsHitConditionalBreakpoints":true,"supportsInstructionBreakpoints":true,"supportsLogPoints":true,"supportsModuleSymbolsRequest":true,"supportsModulesRequest":true,"supportsReadMemoryRequest":true,"supportsSetVariable":true,"supportsSteppingGranularity":true,"supportsValueFormattingOptions":true,"supportsWriteMemoryRequest":true},"command":"initialize","request_seq":1,"seq":0,"success":true,"type":"response"}

1756885027.603293896 (stdio) --> {"command":"launch","type":"request","arguments":{"program":"C:\\Users\\tcwg\\llvm-worker\\lldb-aarch64-windows\\build\\lldb-test-build.noindex\\tools\\lldb-dap\\completions\\TestDAP_completions.test_auto_completions\\a.out","initCommands":["settings clear --all","settings set symbols.enable-external-lookup false","settings set target.inherit-tcc true","settings set target.disable-aslr false","settings set target.detach-on-error false","settings set target.auto-apply-fixits false","settings set plugin.process.gdb-remote.packet-timeout 60","settings set symbols.clang-modules-cache-path \"C:/Users/tcwg/llvm-worker/lldb-aarch64-windows/build/lldb-test-build.noindex/module-cache-lldb\\lldb-api\"","settings set use-color false","settings set show-statusline false","settings set target.env-vars PATH="],"disableASLR":false,"enableAutoVariableSummaries":false,"enableSyntheticChildDebugging":false,"displayExtendedBacktrace":false},"seq":2}

1756885027.603348494 (stdio) queued (command=launch seq=2)

1756885027.603806734 (stdio) <-- {"body":{"category":"console","output":"Running initCommands:\n"},"event":"output","seq":0,"type":"event"}

1756885027.603856325 (stdio) <-- {"body":{"category":"console","output":"(lldb) settings clear --all\n"},"event":"output","seq":0,"type":"event"}

1756885027.603884697 (stdio) <-- {"body":{"category":"console","output":"(lldb) settings set symbols.enable-external-lookup false\n"},"event":"output","seq":0,"type":"event"}

1756885027.603908777 (stdio) <-- {"body":{"category":"console","output":"(lldb) settings set target.inherit-tcc true\n"},"event":"output","seq":0,"type":"event"}

1756885027.603930712 (stdio) <-- {"body":{"category":"console","output":"(lldb) settings set target.disable-aslr false\n"},"event":"output","seq":0,"type":"event"}

```

</details>

https://github.com/llvm/llvm-project/pull/156350