[Lldb-commits] [clang] [clang-tools-extra] [lldb] [llvm] [Support][JSON] Use `std::unordered_map` for object storage (PR #171230)

Fri Apr 24 05:20:40 PDT 2026

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-sparc64-linux` running on `debian-stadler-sparc64` while building `clang-tools-extra,clang,lldb,llvm` at step 6 "build stage 1".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/114/builds/479

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

```
Step 6 (build stage 1) failure: 'ninja' (failure)
...
[1775/4293] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaHLSL.cpp.o
[1776/4293] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaStmtAttr.cpp.o
[1777/4293] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaRISCV.cpp.o
[1778/4293] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaExprCXX.cpp.o
[1779/4293] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaSwift.cpp.o
[1780/4293] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaStmtAsm.cpp.o
[1781/4293] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/TypeLocBuilder.cpp.o
[1782/4293] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaInit.cpp.o
[1783/4293] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaDeclAttr.cpp.o
[1784/4293] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaWasm.cpp.o
FAILED: [code=1] tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaWasm.cpp.o 
/usr/bin/c++ -DCLANG_EXPORTS -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GLIBCXX_USE_CXX11_ABI=1 -D_GNU_SOURCE -D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_EXTENSIVE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/var/lib/buildbot/workers/debian-stadler-sparc64/clang-sparc64-linux/stage1/tools/clang/lib/Sema -I/var/lib/buildbot/workers/debian-stadler-sparc64/clang-sparc64-linux/llvm/clang/lib/Sema -I/var/lib/buildbot/workers/debian-stadler-sparc64/clang-sparc64-linux/llvm/clang/include -I/var/lib/buildbot/workers/debian-stadler-sparc64/clang-sparc64-linux/stage1/tools/clang/include -I/var/lib/buildbot/workers/debian-stadler-sparc64/clang-sparc64-linux/stage1/include -I/var/lib/buildbot/workers/debian-stadler-sparc64/clang-sparc64-linux/llvm/llvm/include -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long -Wimplicit-fallthrough -Wno-maybe-uninitialized -Wno-nonnull -Wno-class-memaccess -Wno-dangling-reference -Wno-redundant-move -Wno-pessimizing-move -Wno-array-bounds -Wno-stringop-overread -Wno-dangling-pointer -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -fno-common -Woverloaded-virtual -O3 -DNDEBUG -std=c++17 -UNDEBUG -fno-exceptions -funwind-tables -fno-rtti -MD -MT tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaWasm.cpp.o -MF tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaWasm.cpp.o.d -o tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaWasm.cpp.o -c /var/lib/buildbot/workers/debian-stadler-sparc64/clang-sparc64-linux/llvm/clang/lib/Sema/SemaWasm.cpp
cc1plus: error: template argument 2 is invalid [-Wtemplate-body]
In file included from /usr/include/c++/15/tuple:40,
                 from /usr/include/c++/15/functional:55,
                 from /var/lib/buildbot/workers/debian-stadler-sparc64/clang-sparc64-linux/llvm/llvm/include/llvm/ADT/STLForwardCompat.h:21,
                 from /var/lib/buildbot/workers/debian-stadler-sparc64/clang-sparc64-linux/llvm/llvm/include/llvm/Support/MathExtras.h:16,
                 from /var/lib/buildbot/workers/debian-stadler-sparc64/clang-sparc64-linux/llvm/llvm/include/llvm/ADT/APInt.h:19,
                 from /var/lib/buildbot/workers/debian-stadler-sparc64/clang-sparc64-linux/llvm/llvm/include/llvm/ADT/APFloat.h:18,
                 from /var/lib/buildbot/workers/debian-stadler-sparc64/clang-sparc64-linux/llvm/clang/include/clang/AST/APNumericStorage.h:12,
                 from /var/lib/buildbot/workers/debian-stadler-sparc64/clang-sparc64-linux/llvm/clang/include/clang/AST/Decl.h:16,
                 from /var/lib/buildbot/workers/debian-stadler-sparc64/clang-sparc64-linux/llvm/clang/include/clang/Sema/SemaBase.h:17,
                 from /var/lib/buildbot/workers/debian-stadler-sparc64/clang-sparc64-linux/llvm/clang/include/clang/Sema/SemaWasm.h:17,
                 from /var/lib/buildbot/workers/debian-stadler-sparc64/clang-sparc64-linux/llvm/clang/lib/Sema/SemaWasm.cpp:13:
/usr/include/c++/15/bits/stl_pair.h:804:26: error: template argument 1 is invalid [-Wtemplate-body]
  804 |                enable_if<_PCCFP<_U1, _U2>::template
/usr/include/c++/15/bits/stl_pair.h:804:16: error: expected nested-name-specifier [-Wtemplate-body]
  804 |                enable_if<_PCCFP<_U1, _U2>::template
/usr/include/c++/15/bits/stl_pair.h:805:57: error: expected unqualified-id before ‘)’ token [-Wtemplate-body]
  805 |                            _ConstructiblePair<_U1, _U2>()
      |                                                         ^
/usr/include/c++/15/bits/stl_pair.h:805:57: error: expected ‘>’ before ‘)’ token [-Wtemplate-body]
/usr/include/c++/15/bits/stl_pair.h:805:57: error: expected unqualified-id before ‘)’ token [-Wtemplate-body]
[1785/4293] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaChecking.cpp.o
[1786/4293] Building CXX object tools/clang/lib/Parse/CMakeFiles/obj.clangParse.dir/ParseAST.cpp.o
[1787/4293] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaTemplateVariadic.cpp.o
[1788/4293] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaTypeTraits.cpp.o
[1789/4293] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaX86.cpp.o
[1790/4293] Building CXX object tools/clang/lib/UnifiedSymbolResolution/CMakeFiles/obj.clangUnifiedSymbolResolution.dir/USRGeneration.cpp.o
[1791/4293] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaLookup.cpp.o
[1792/4293] Building CXX object tools/clang/lib/Parse/CMakeFiles/obj.clangParse.dir/ParseCXXInlineMethods.cpp.o
[1793/4293] Building CXX object tools/clang/lib/Parse/CMakeFiles/obj.clangParse.dir/ParseHLSL.cpp.o
[1794/4293] Building CXX object tools/clang/lib/Parse/CMakeFiles/obj.clangParse.dir/ParseInit.cpp.o
[1795/4293] Building CXX object tools/clang/lib/Parse/CMakeFiles/obj.clangParse.dir/ParseHLSLRootSignature.cpp.o
[1796/4293] Building CXX object tools/clang/lib/Sema/CMakeFiles/obj.clangSema.dir/SemaStmt.cpp.o
[1797/4293] Building CXX object tools/clang/lib/Parse/CMakeFiles/obj.clangParse.dir/ParseDeclCXX.cpp.o
[1798/4293] Building CXX object tools/clang/lib/Parse/CMakeFiles/obj.clangParse.dir/ParseExprCXX.cpp.o
[1799/4293] Building CXX object tools/clang/lib/Parse/CMakeFiles/obj.clangParse.dir/ParseExpr.cpp.o
[1800/4293] Building CXX object tools/clang/lib/AST/CMakeFiles/obj.clangAST.dir/ByteCode/Disasm.cpp.o

```

</details>

https://github.com/llvm/llvm-project/pull/171230