[llvm] [llvm-cgdata] Remove `GENERATE_DRIVER` option (PR #100066)

[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/1839

Here is the relevant piece of the build log for the reference:
```
Step 5 (compile-openmp) failure: build (failure)
...
19.306 [629/34/4578] Linking CXX static library lib/libclangEdit.a
19.307 [629/33/4579] Linking CXX static library lib/libclangToolingInclusionsStdlib.a
19.307 [629/32/4580] Linking CXX static library lib/libclangToolingASTDiff.a
19.311 [629/31/4581] Linking CXX static library lib/libclangASTMatchers.a
19.315 [627/32/4582] Linking CXX static library lib/libclangInstallAPI.a
19.319 [627/31/4583] Linking CXX executable bin/llvm-cat
19.336 [627/30/4584] Linking CXX executable bin/verify-uselistorder
19.344 [627/29/4585] Linking CXX static library lib/libclangAnalysis.a
19.347 [625/30/4586] Building OCaml library llvm_passbuilder
19.358 [624/30/4587] Linking CXX executable bin/llvm-cgdata
FAILED: bin/llvm-cgdata 
: && /usr/bin/clang++ -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 -Wl,--gc-sections tools/llvm-cgdata/CMakeFiles/llvm-cgdata.dir/llvm-cgdata.cpp.o -o bin/llvm-cgdata  -Wl,-rpath,"\$ORIGIN/../lib:"  lib/libLLVMCodeGen.a  lib/libLLVMCodeGenData.a  lib/libLLVMCore.a  lib/libLLVMObject.a  lib/libLLVMSupport.a  -lpthread  lib/libLLVMBitWriter.a  lib/libLLVMCodeGenTypes.a  lib/libLLVMObjCARCOpts.a  lib/libLLVMScalarOpts.a  lib/libLLVMAggressiveInstCombine.a  lib/libLLVMInstCombine.a  lib/libLLVMTarget.a  lib/libLLVMTransformUtils.a  lib/libLLVMAnalysis.a  lib/libLLVMProfileData.a  lib/libLLVMSymbolize.a  lib/libLLVMDebugInfoPDB.a  lib/libLLVMDebugInfoMSF.a  lib/libLLVMDebugInfoBTF.a  lib/libLLVMDebugInfoDWARF.a  lib/libLLVMObject.a  lib/libLLVMIRReader.a  lib/libLLVMBitReader.a  lib/libLLVMAsmParser.a  lib/libLLVMCore.a  lib/libLLVMRemarks.a  lib/libLLVMBitstreamReader.a  lib/libLLVMMCParser.a  lib/libLLVMMC.a  lib/libLLVMDebugInfoCodeView.a  lib/libLLVMTextAPI.a  lib/libLLVMBinaryFormat.a  lib/libLLVMTargetParser.a  lib/libLLVMSupport.a  lib/libLLVMDemangle.a  -lrt  -ldl  -lpthread  -lm && :
/usr/bin/../lib/gcc/x86_64-linux-gnu/10/../../../x86_64-linux-gnu/crt1.o:function _start: error: undefined reference to 'main'
clang: error: linker command failed with exit code 1 (use -v to see invocation)
19.362 [624/29/4588] Linking CXX static library lib/libclangAnalysisFlowSensitive.a
19.368 [624/28/4589] Linking CXX static library lib/libclangDynamicASTMatchers.a
19.370 [624/27/4590] Linking CXX executable bin/clang-format
19.396 [624/26/4591] Linking CXX executable bin/lli-child-target
19.420 [624/25/4592] Building OCaml documentation for llvm_passbuilder
19.446 [624/24/4593] Linking CXX executable bin/llvm-link
19.453 [624/23/4594] Linking CXX executable bin/clang-offload-bundler
19.479 [624/22/4595] Building AMDGPUGenCallingConv.inc...
19.511 [624/21/4596] Linking CXX static library lib/libclangSema.a
19.578 [624/20/4597] Building AMDGPUGenMCPseudoLowering.inc...
20.090 [624/19/4598] Linking CXX executable bin/llvm-extract
20.381 [624/18/4599] Building AMDGPUGenPreLegalizeGICombiner.inc...
20.456 [624/17/4600] Building AMDGPUGenRegBankGICombiner.inc...
20.621 [624/16/4601] Building AMDGPUGenMCCodeEmitter.inc...
20.667 [624/15/4602] Building RISCVGenSubtargetInfo.inc...
20.761 [624/14/4603] Building AMDGPUGenPostLegalizeGICombiner.inc...
20.864 [624/13/4604] Building AMDGPUGenDisassemblerTables.inc...
21.329 [624/12/4605] Building AMDGPUGenSubtargetInfo.inc...
21.867 [624/11/4606] Building RISCVGenDAGISel.inc...
22.212 [624/10/4607] Building AMDGPUGenSearchableTables.inc...
24.210 [624/9/4608] Building CXX object lib/CodeGen/AsmPrinter/CMakeFiles/LLVMAsmPrinter.dir/AsmPrinter.cpp.o
25.409 [624/8/4609] Building CXX object lib/LTO/CMakeFiles/LLVMLTO.dir/LTO.cpp.o
29.430 [624/7/4610] Building AMDGPUGenAsmWriter.inc...
29.460 [624/6/4611] Building AMDGPUGenGlobalISel.inc...
29.842 [624/5/4612] Building AMDGPUGenDAGISel.inc...
31.421 [624/4/4613] Building AMDGPUGenAsmMatcher.inc...
32.419 [624/3/4614] Building AMDGPUGenInstrInfo.inc...
34.487 [624/2/4615] Building AMDGPUGenRegisterInfo.inc...
35.793 [624/1/4616] Building AMDGPUGenRegisterBank.inc...
ninja: build stopped: subcommand failed.

```

https://github.com/llvm/llvm-project/pull/100066