[llvm] [DebugInfo][InstrRef] Index DebugVariables and some DILocations (PR #99318)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-x86_64-debian-fast` running on `gribozavr4` while building `llvm` at step 6 "test-build-unified-tree-check-all".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/56/builds/2729

Here is the relevant piece of the build log for the reference:
```
Step 6 (test-build-unified-tree-check-all) failure: test (failure)
...
4.559 [2/12/1160] Linking CXX executable tools/clang/unittests/CodeGen/ClangCodeGenTests
4.676 [2/11/1161] Linking CXX executable unittests/Target/TargetMachineCTests
4.719 [2/10/1162] Linking CXX executable unittests/MIR/MIRTests
4.748 [2/9/1163] Linking CXX executable unittests/CodeGen/GlobalISel/GlobalISelTests
4.832 [2/8/1164] Linking CXX executable unittests/DebugInfo/DWARF/DebugInfoDWARFTests
4.926 [2/7/1165] Linking CXX executable unittests/MI/MITests
5.294 [2/6/1166] Linking CXX executable tools/clang/unittests/Frontend/FrontendTests
5.661 [2/5/1167] Linking CXX executable tools/clang/unittests/Interpreter/ExceptionTests/ClangReplInterpreterExceptionTests
6.823 [2/4/1168] Linking CXX executable tools/clang/unittests/Tooling/ToolingTests
7.218 [2/3/1169] Building CXX object unittests/CodeGen/CMakeFiles/CodeGenTests.dir/InstrRefLDVTest.cpp.o
FAILED: unittests/CodeGen/CMakeFiles/CodeGenTests.dir/InstrRefLDVTest.cpp.o 
CCACHE_CPP2=yes CCACHE_HASHDIR=yes /usr/bin/ccache /usr/bin/clang++ -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/b/1/clang-x86_64-debian-fast/llvm.obj/unittests/CodeGen -I/b/1/clang-x86_64-debian-fast/llvm.src/llvm/unittests/CodeGen -I/b/1/clang-x86_64-debian-fast/llvm.obj/include -I/b/1/clang-x86_64-debian-fast/llvm.src/llvm/include -I/b/1/clang-x86_64-debian-fast/llvm.src/third-party/unittest/googletest/include -I/b/1/clang-x86_64-debian-fast/llvm.src/third-party/unittest/googlemock/include -std=c++11 -Wdocumentation -Wno-documentation-deprecated-sync -fPIC -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 -ffunction-sections -fdata-sections -O3 -DNDEBUG  -Wno-variadic-macros -Wno-gnu-zero-variadic-macro-arguments -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -Wno-suggest-override -std=c++17 -MD -MT unittests/CodeGen/CMakeFiles/CodeGenTests.dir/InstrRefLDVTest.cpp.o -MF unittests/CodeGen/CMakeFiles/CodeGenTests.dir/InstrRefLDVTest.cpp.o.d -o unittests/CodeGen/CMakeFiles/CodeGenTests.dir/InstrRefLDVTest.cpp.o -c /b/1/clang-x86_64-debian-fast/llvm.src/llvm/unittests/CodeGen/InstrRefLDVTest.cpp
In file included from /b/1/clang-x86_64-debian-fast/llvm.src/llvm/unittests/CodeGen/InstrRefLDVTest.cpp:14:
In file included from /b/1/clang-x86_64-debian-fast/llvm.src/llvm/include/llvm/CodeGen/TargetLowering.h:35:
In file included from /b/1/clang-x86_64-debian-fast/llvm.src/llvm/include/llvm/CodeGen/SelectionDAG.h:33:
/b/1/clang-x86_64-debian-fast/llvm.src/llvm/include/llvm/CodeGen/SelectionDAGNodes.h:2189:10: warning: HTML start tag prematurely ended, expected attribute name or '>' [-Wdocumentation]
  /// "<a, a+n, a+2n, a+3n, ...>" where a is integer and n is a non-zero integer,
         ^
/b/1/clang-x86_64-debian-fast/llvm.src/llvm/include/llvm/CodeGen/SelectionDAGNodes.h:2190:20: warning: HTML start tag prematurely ended, expected attribute name or '>' [-Wdocumentation]
  /// the value "<a,n>" is returned.
                   ^
/b/1/clang-x86_64-debian-fast/llvm.src/llvm/include/llvm/CodeGen/SelectionDAGNodes.h:2190:19: warning: HTML tag 'a' requires an end tag [-Wdocumentation-html]
  /// the value "<a,n>" is returned.
                  ^
/b/1/clang-x86_64-debian-fast/llvm.src/llvm/include/llvm/CodeGen/SelectionDAGNodes.h:2189:9: warning: HTML tag 'a' requires an end tag [-Wdocumentation-html]
  /// "<a, a+n, a+2n, a+3n, ...>" where a is integer and n is a non-zero integer,
        ^
In file included from /b/1/clang-x86_64-debian-fast/llvm.src/llvm/unittests/CodeGen/InstrRefLDVTest.cpp:14:
/b/1/clang-x86_64-debian-fast/llvm.src/llvm/include/llvm/CodeGen/TargetLowering.h:5279:14: warning: parameter 'N' not found in the function declaration [-Wdocumentation]
  /// \param N Node to expand
             ^
In file included from /b/1/clang-x86_64-debian-fast/llvm.src/llvm/unittests/CodeGen/InstrRefLDVTest.cpp:21:
/b/1/clang-x86_64-debian-fast/llvm.src/llvm/include/llvm/MC/TargetRegistry.h:558:14: warning: parameter 'RelaxAll' not found in the function declaration [-Wdocumentation]
  /// \param RelaxAll Relax all fixups?
             ^~~~~~~~
/b/1/clang-x86_64-debian-fast/llvm.src/llvm/unittests/CodeGen/InstrRefLDVTest.cpp:224:35: error: no viable conversion from 'const SmallSet<llvm::DebugVariable, [...]>' to 'const SmallSet<LiveDebugValues::DebugVariableID, [...]>'
    LDV->buildVLocValueMap(DILoc, VarsWeCareAbout, AssignBlocks, Output,
                                  ^~~~~~~~~~~~~~~
/b/1/clang-x86_64-debian-fast/llvm.src/llvm/include/llvm/ADT/SmallSet.h:135:7: note: candidate constructor (the implicit copy constructor) not viable: no known conversion from 'const SmallSet<llvm::DebugVariable, 4>' to 'const llvm::SmallSet<unsigned int, 4, std::less<unsigned int>> &' for 1st argument
class SmallSet {
      ^
/b/1/clang-x86_64-debian-fast/llvm.src/llvm/include/llvm/ADT/SmallSet.h:135:7: note: candidate constructor (the implicit move constructor) not viable: no known conversion from 'const SmallSet<llvm::DebugVariable, 4>' to 'llvm::SmallSet<unsigned int, 4, std::less<unsigned int>> &&' for 1st argument
/b/1/clang-x86_64-debian-fast/llvm.src/llvm/include/../lib/CodeGen/LiveDebugValues/InstrRefBasedImpl.h:1437:62: note: passing argument to parameter 'VarsWeCareAbout' here
                         const SmallSet<DebugVariableID, 4> &VarsWeCareAbout,
                                                             ^
/b/1/clang-x86_64-debian-fast/llvm.src/llvm/unittests/CodeGen/InstrRefLDVTest.cpp:2649:19: error: no matching constructor for initialization of 'LiveDebugValues::VLocTracker'
  VLocs.resize(1, VLocTracker(Overlaps, EmptyExpr));
                  ^           ~~~~~~~~~~~~~~~~~~~
/b/1/clang-x86_64-debian-fast/llvm.src/llvm/include/../lib/CodeGen/LiveDebugValues/InstrRefBasedImpl.h:1042:7: note: candidate constructor (the implicit copy constructor) not viable: requires 1 argument, but 2 were provided

```

https://github.com/llvm/llvm-project/pull/99318