[llvm] [NFC] Add fragment-getting functions to DbgRecord (PR #97705)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `openmp-gcc-x86_64-linux-debian` running on `gribozavr4` while building `llvm` at step 5 "compile-openmp".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/70/builds/987

Here is the relevant piece of the build log for the reference:
```
Step 5 (compile-openmp) failure: build (failure)
...
5.546 [3817/96/1308] Building X86GenRegisterBank.inc...
5.747 [3816/96/1309] Building AArch64GenDAGISel.inc...
6.099 [3815/96/1310] Building X86GenMnemonicTables.inc...
6.295 [3814/96/1311] Building X86GenAsmWriter.inc...
6.405 [3813/96/1312] Building X86GenInstrMapping.inc...
6.463 [3812/96/1313] Building X86GenAsmWriter1.inc...
6.547 [3811/96/1314] Building X86GenDisassemblerTables.inc...
6.624 [3810/96/1315] Building X86GenAsmMatcher.inc...
6.640 [3809/96/1316] Building RISCVGenSearchableTables.inc...
6.797 [3808/96/1317] Building CXX object lib/IRReader/CMakeFiles/LLVMIRReader.dir/IRReader.cpp.o
FAILED: lib/IRReader/CMakeFiles/LLVMIRReader.dir/IRReader.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/openmp-gcc-x86_64-linux-debian/llvm.build/lib/IRReader -I/b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/lib/IRReader -I/b/1/openmp-gcc-x86_64-linux-debian/llvm.build/include -I/b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include -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  -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -std=c++17 -MD -MT lib/IRReader/CMakeFiles/LLVMIRReader.dir/IRReader.cpp.o -MF lib/IRReader/CMakeFiles/LLVMIRReader.dir/IRReader.cpp.o.d -o lib/IRReader/CMakeFiles/LLVMIRReader.dir/IRReader.cpp.o -c /b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/lib/IRReader/IRReader.cpp
In file included from /b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/lib/IRReader/IRReader.cpp:14:
In file included from /b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include/llvm/IR/Module.h:25:
In file included from /b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include/llvm/IR/Function.h:27:
In file included from /b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include/llvm/IR/BasicBlock.h:23:
/b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include/llvm/IR/DebugProgramInstruction.h:471:32: error: member access into incomplete type 'llvm::DILocalVariable'
    if (auto Sz = getVariable()->getSizeInBits())
                               ^
/b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include/llvm/IR/Metadata.def:110:42: note: forward declaration of 'llvm::DILocalVariable'
HANDLE_SPECIALIZED_MDNODE_LEAF_UNIQUABLE(DILocalVariable)
                                         ^
1 error generated.
6.955 [3808/95/1318] Building CXX object lib/IR/CMakeFiles/LLVMCore.dir/DiagnosticPrinter.cpp.o
FAILED: lib/IR/CMakeFiles/LLVMCore.dir/DiagnosticPrinter.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/openmp-gcc-x86_64-linux-debian/llvm.build/lib/IR -I/b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/lib/IR -I/b/1/openmp-gcc-x86_64-linux-debian/llvm.build/include -I/b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include -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  -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -std=c++17 -MD -MT lib/IR/CMakeFiles/LLVMCore.dir/DiagnosticPrinter.cpp.o -MF lib/IR/CMakeFiles/LLVMCore.dir/DiagnosticPrinter.cpp.o.d -o lib/IR/CMakeFiles/LLVMCore.dir/DiagnosticPrinter.cpp.o -c /b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/lib/IR/DiagnosticPrinter.cpp
In file included from /b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/lib/IR/DiagnosticPrinter.cpp:15:
In file included from /b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include/llvm/IR/Module.h:25:
In file included from /b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include/llvm/IR/Function.h:27:
In file included from /b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include/llvm/IR/BasicBlock.h:23:
/b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include/llvm/IR/DebugProgramInstruction.h:471:32: error: member access into incomplete type 'llvm::DILocalVariable'
    if (auto Sz = getVariable()->getSizeInBits())
                               ^
/b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include/llvm/IR/Metadata.def:110:42: note: forward declaration of 'llvm::DILocalVariable'
HANDLE_SPECIALIZED_MDNODE_LEAF_UNIQUABLE(DILocalVariable)
                                         ^
1 error generated.
7.015 [3808/94/1319] Building CXX object lib/IR/CMakeFiles/LLVMCore.dir/ConstantRangeList.cpp.o
FAILED: lib/IR/CMakeFiles/LLVMCore.dir/ConstantRangeList.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/openmp-gcc-x86_64-linux-debian/llvm.build/lib/IR -I/b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/lib/IR -I/b/1/openmp-gcc-x86_64-linux-debian/llvm.build/include -I/b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include -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  -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -std=c++17 -MD -MT lib/IR/CMakeFiles/LLVMCore.dir/ConstantRangeList.cpp.o -MF lib/IR/CMakeFiles/LLVMCore.dir/ConstantRangeList.cpp.o.d -o lib/IR/CMakeFiles/LLVMCore.dir/ConstantRangeList.cpp.o -c /b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/lib/IR/ConstantRangeList.cpp
In file included from /b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/lib/IR/ConstantRangeList.cpp:9:
In file included from /b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include/llvm/IR/ConstantRangeList.h:20:
In file included from /b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include/llvm/IR/ConstantRange.h:35:
In file included from /b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include/llvm/IR/InstrTypes.h:28:
In file included from /b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include/llvm/IR/Function.h:27:
In file included from /b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include/llvm/IR/BasicBlock.h:23:
/b/1/openmp-gcc-x86_64-linux-debian/llvm.src/llvm/include/llvm/IR/DebugProgramInstruction.h:471:32: error: member access into incomplete type 'llvm::DILocalVariable'
    if (auto Sz = getVariable()->getSizeInBits())
                               ^

```

https://github.com/llvm/llvm-project/pull/97705