[llvm] [MsDemangle] Read entire chain of target names in special tables (PR #155630)

[Yingwei Zheng via llvm-commits]

================
@@ -15,6 +15,8 @@
 
 #include "llvm/Demangle/MicrosoftDemangle.h"
 
+#include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/SmallVector.h"
----------------
dtcxzyw wrote:

I cannot build LLVM with gcc+gnu ld after this patch. It introduces cyclic dependencies (LLVMSupport <-> LLVMDemangle).
```
FAILED: lib/libLLVMDemangle.so.22.0git 
: && /usr/bin/c++ -fPIC -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-uninitialized -Wno-nonnull -Wno-class-memaccess -Wno-dangling-reference -Wno-redundant-move -Wno-pessimizing-move -Wno-array-bounds -Wno-stringop-overread -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -O2 -g -DNDEBUG  -Wl,-z,defs -Wl,-z,nodelete   -Wl,-rpath-link,/data/zyw/dev/llvm-build/./lib  -Wl,--gc-sections -shared -Wl,-soname,libLLVMDemangle.so.22.0git -o lib/libLLVMDemangle.so.22.0git lib/Demangle/CMakeFiles/LLVMDemangle.dir/Demangle.cpp.o lib/Demangle/CMakeFiles/LLVMDemangle.dir/ItaniumDemangle.cpp.o lib/Demangle/CMakeFiles/LLVMDemangle.dir/MicrosoftDemangle.cpp.o lib/Demangle/CMakeFiles/LLVMDemangle.dir/MicrosoftDemangleNodes.cpp.o lib/Demangle/CMakeFiles/LLVMDemangle.dir/RustDemangle.cpp.o lib/Demangle/CMakeFiles/LLVMDemangle.dir/DLangDemangle.cpp.o  -Wl,-rpath,"\$ORIGIN/../lib:" && :
/usr/bin/ld: lib/Demangle/CMakeFiles/LLVMDemangle.dir/MicrosoftDemangle.cpp.o: in function `llvm::SmallVectorTemplateCommon<llvm::ms_demangle::Node*, void>::grow_pod(unsigned long, unsigned long)':
/data/zyw/dev/llvm-project/llvm/include/llvm/ADT/SmallVector.h:140:(.text._ZN4llvm11ms_demangle9Demangler30demangleSpecialTableSymbolNodeERSt17basic_string_viewIcSt11char_traitsIcEENS0_20SpecialIntrinsicKindE+0x28c): undefined reference to `llvm::SmallVectorBase<unsigned int>::grow_pod(void*, unsigned long, unsigned long)'
collect2: error: ld returned 1 exit status
```

https://github.com/llvm/llvm-project/pull/155630