[llvm-dev] SourceMgr vs EXPENSIVE_CHECKS

Jay Foad via llvm-dev llvm-dev at lists.llvm.org
Wed Oct 2 07:01:26 PDT 2019


I locally commented out this line:

diff --git a/llvm/cmake/modules/HandleLLVMOptions.cmake
b/llvm/cmake/modules/HandleLLVMOptions.cmake
index fa92b7452a5..5fc5654aec2 100644
--- a/llvm/cmake/modules/HandleLLVMOptions.cmake
+++ b/llvm/cmake/modules/HandleLLVMOptions.cmake
@@ -85,7 +85,7 @@ endif()

 if(LLVM_ENABLE_EXPENSIVE_CHECKS)
   add_definitions(-DEXPENSIVE_CHECKS)
-  add_definitions(-D_GLIBCXX_DEBUG)
+  #add_definitions(-D_GLIBCXX_DEBUG)
 endif()

 string(TOUPPER "${LLVM_ABI_BREAKING_CHECKS}"
uppercase_LLVM_ABI_BREAKING_CHECKS)

Jay.

On Wed, 2 Oct 2019 at 14:59, Hans Wennborg <hans at chromium.org> wrote:

> I just ran into this today. Do we need to update our requirements on
> libstdc++ version?
>
> Jay, did you figure out a way around this?
>
> On Wed, Sep 4, 2019 at 5:29 AM David Blaikie via llvm-dev
> <llvm-dev at lists.llvm.org> wrote:
> >
> > It's a bug in libstdc++ - so if you have clang using libstdc++ (which it
> will by default, I think) then it's the same thing. You could try with
> libc++.
> >
> > On Tue, Sep 3, 2019 at 1:28 PM Jay Foad <jay.foad at gmail.com> wrote:
> >>
> >> Hmm. What about the errors I quoted from using clang-7 (starting about
> >> a third of the way down my email, sorry if they got kinda lost in all
> >> the noise)?
> >>
> >> Thanks,
> >> Jay.
> >>
> >> On Tue, 3 Sep 2019 at 20:00, David Blaikie <dblaikie at gmail.com> wrote:
> >> >
> >> > Looks to me like a bug in GCC's constexpr+_GLIBCXX_CONCEPT_CHECKS
> support. Small test case:
> >> >
> >> > $ g++-8 test.cpp -std=c++2a -fsyntax-only
> >> > $ g++-8 test.cpp -std=c++2a -fsyntax-only -D_GLIBCXX_CONCEPT_CHECKS
> >> > In file included from /usr/include/c++/8/algorithm:62,
> >> >                  from test.cpp:1:
> >> > test.cpp:3:27:   in ‘constexpr’ expansion of
> ‘std::min<int>(std::initializer_list<int>{((const int*)(& ._61)), 6})’
> >> > /usr/include/c++/8/bits/stl_algo.h:3451:31: error: ‘constexpr _FIter
> std::min_element(_FIter, _FIter) [with _FIter = const int*]’ called in a
> constant expression
> >> >      { return *std::min_element(__l.begin(), __l.end()); }
> >> >                ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
> >> > /usr/include/c++/8/bits/stl_algo.h:5610:12: note: ‘constexpr _FIter
> std::min_element(_FIter, _FIter) [with _FIter = const int*]’ is not usable
> as a ‘constexpr’ function because:
> >> >      inline min_element(_ForwardIterator __first, _ForwardIterator
> __last)
> >> >             ^~~~~~~~~~~
> >> > In file included from /usr/include/c++/8/bits/move.h:34,
> >> >                  from /usr/include/c++/8/bits/stl_pair.h:59,
> >> >                  from /usr/include/c++/8/utility:70,
> >> >                  from /usr/include/c++/8/algorithm:60,
> >> >                  from test.cpp:1:
> >> > /usr/include/c++/8/bits/stl_algo.h:5613:7: error: call to
> non-‘constexpr’ function ‘void __gnu_cxx::__function_requires() [with
> _Concept = __gnu_cxx::_ForwardIteratorConcept<const int*>]’
> >> >
> __glibcxx_function_requires(_ForwardIteratorConcept<_ForwardIterator>)
> >> >        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
> >> >
> >> > On Tue, Sep 3, 2019 at 7:10 AM Jay Foad via llvm-dev <
> llvm-dev at lists.llvm.org> wrote:
> >> >>
> >> >> Hi,
> >> >>
> >> >> I'm trying to build llvm (git monorepo) on Ubuntu 18.04 with
> >> >> EXPENSIVE_CHECKS enabled and running into various errors compiling
> >> >> SourceMgr.cpp, depending on which host compiler I use.
> >> >>
> >> >> For example with GCC:
> >> >>
> >> >> $ CC=gcc-8 CXX=g++-8 cmake -GNinja -DCMAKE_BUILD_TYPE=Debug
> >> >> -DLLVM_ENABLE_EXPENSIVE_CHECKS=ON ~/git/llvm-project/llvm/ && ninja
> >> >> ...
> >> >> [89/2690] Building CXX object
> >> >> lib/Support/CMakeFiles/LLVMSupport.dir/SourceMgr.cpp.o
> >> >> FAILED: lib/Support/CMakeFiles/LLVMSupport.dir/SourceMgr.cpp.o
> >> >> /usr/lib/ccache/g++-8  -DEXPENSIVE_CHECKS -DGTEST_HAS_RTTI=0 -D_DEBUG
> >> >> -D_GLIBCXX_DEBUG -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS
> >> >> -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -Ilib/Support
> >> >> -I/home/jayfoad2/git/llvm-project/llvm/lib/Support -Iinclude
> >> >> -I/home/jayfoad2/git/llvm-project/llvm/incl
> >> >> ude -fPIC -fvisibility-inlines-hidden -Werror=date-time -std=c++14
> >> >> -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual
> >> >> -Wno-missing-field-initializers -pedantic -Wno-long-long
> >> >> -Wimplicit-fallthrough -Wno-maybe-uninitialized -Wno-class-memaccess
> >> >> -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wno-comment
> >> >> -fdiagnostics-color -g    -fno-exceptions -fno-rtti -MD -MT
> >> >> lib/Support/CMakeFiles/LLVMSupport.dir/SourceMgr.cpp.o -MF
> >> >> lib/Support/CMakeFiles/LLVMSupport.dir/SourceMgr.cpp.o.d -o
> >> >> lib/Support/CMakeFiles/LLVMSupport.dir/SourceMgr.cpp.o -c
> >> >> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp
> >> >> In file included from /usr/include/c++/8/algorithm:62,
> >> >>                  from
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/Support/MathExtras.h:18,
> >> >>                  from
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/SmallVector.h:19,
> >> >>                  from
> >> >> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/STLExtras.h:20,
> >> >>                  from
> >> >> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/StringRef.h:12,
> >> >>                  from
> >> >> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/StringMap.h:16,
> >> >>                  from
> >> >> /home/jayfoad2/git/llvm-project/llvm/include/llvm/Support/Host.h:16,
> >> >>                  from
> >> >> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/Hashing.h:48,
> >> >>                  from
> >> >> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/ArrayRef.h:12,
> >> >>                  from
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/Support/SourceMgr.h:18,
> >> >>                  from
> >> >> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:15:
> >> >> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:
> >> >> In instantiation of ‘constexpr const int
> >> >>
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> >*, std::__debug::vector<short
> >> >> unsigned int, std::allocator<short unsigned int> >*,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> >*,
> >> >> std::__debug::vector<long unsigned int, std::allocator<long unsigned
> >> >> int> >*>::NumLowBitsAvailable’:
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:144:48:
> >> >>   required from ‘struct llvm::PointerIntPairInfo<void*, 2,
> >> >>
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> >*, std::__debug::vector<short
> >> >> unsigned int, std::allocator<short unsigned int> >*,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> >*,
> >> >> std::__debug::vector<long unsigned int, std::allocator<long unsigned
> >> >> int> >*> >’
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:71:32:
> >> >>   required from ‘void llvm::PointerIntPair<PointerTy, IntBits,
> >> >> IntType, PtrTraits, Info>::initWithPointer(PointerTy) [with PointerTy
> >> >> = void*; unsigned int IntBits = 2; IntType = int; PtrTraits =
> >> >>
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> >*, std::__debug::vector<short
> >> >> unsigned int, std::allocator<short unsigned int> >*,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> >*,
> >> >> std::__debug::vector<long unsigned int, std::allocator<long unsigned
> >> >> int> >*>; Info = llvm::PointerIntPairInfo<void*, 2,
> >> >>
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> >*, std::__debug::vector<short
> >> >> unsigned int, std::allocator<short unsigned int> >*,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> >*,
> >> >> std::__debug::vector<long unsigned int, std::allocator<long unsigned
> >> >> int> >*> >]’
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:227:5:
> >> >>   required from ‘const llvm::PointerUnion<PTs>&
> >> >> llvm::PointerUnion<PTs>::operator=(std::nullptr_t) [with PTs =
> >> >> {std::__debug::vector<unsigned char, std::allocator<unsigned char>
> >*,
> >> >> std::__debug::vector<short unsigned int, std::allocator<short
> unsigned
> >> >> int> >*, std::__debug::vector<unsigned int, std::allocator<unsigned
> >> >> int> >*, std::__debug::vector<long unsigned int, std::allocator<long
> >> >> unsigned int> >*}; std::nullptr_t = std::nullptr_t]’
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:107:23:
> >> >>   required from here
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:93:72:
> >> >>   in ‘constexpr’ expansion of
> >> >>
> ‘llvm::pointer_union_detail::lowBitsAvailable<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> >*, std::__debug::vector<short
> >> >> unsigned int, std::allocator<short unsigned int> >*,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> >*,
> >> >> std::__debug::vector<long unsigned int, std::allocator<long unsigned
> >> >> int> >*>()’
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:64:25:
> >> >>   in ‘constexpr’ expansion of
> >> >> ‘std::min<int>(std::initializer_list<int>{((const int*)(& ._125)),
> >> >> 4})’
> >> >> /usr/include/c++/8/bits/stl_algo.h:3451:31: error: ‘constexpr _FIter
> >> >> std::min_element(_FIter, _FIter) [with _FIter = const int*]’ called
> in
> >> >> a constant expression
> >> >>      { return *std::min_element(__l.begin(), __l.end()); }
> >> >>                ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
> >> >> /usr/include/c++/8/bits/stl_algo.h:5610:12: note: ‘constexpr _FIter
> >> >> std::min_element(_FIter, _FIter) [with _FIter = const int*]’ is not
> >> >> usable as a ‘constexpr’ function because:
> >> >>      inline min_element(_ForwardIterator __first, _ForwardIterator
> __last)
> >> >>             ^~~~~~~~~~~
> >> >> In file included from /usr/include/c++/8/debug/debug.h:84,
> >> >>                  from /usr/include/c++/8/bits/stl_algobase.h:69,
> >> >>                  from /usr/include/c++/8/memory:62,
> >> >>                  from
> >> >> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/Optional.h:22,
> >> >>                  from
> >> >> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/STLExtras.h:19,
> >> >>                  from
> >> >> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/StringRef.h:12,
> >> >>                  from
> >> >> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/StringMap.h:16,
> >> >>                  from
> >> >> /home/jayfoad2/git/llvm-project/llvm/include/llvm/Support/Host.h:16,
> >> >>                  from
> >> >> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/Hashing.h:48,
> >> >>                  from
> >> >> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/ArrayRef.h:12,
> >> >>                  from
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/Support/SourceMgr.h:18,
> >> >>                  from
> >> >> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:15:
> >> >> /usr/include/c++/8/bits/stl_algo.h:5616:7: error: call to
> >> >> non-‘constexpr’ function ‘bool __gnu_debug::__valid_range(const
> >> >> _InputIterator&, const _InputIterator&) [with _InputIterator = const
> >> >> int*]’
> >> >>        __glibcxx_requires_valid_range(__first, __last);
> >> >>        ^
> >> >> In file included from
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:18,
> >> >>                  from
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/Support/SourceMgr.h:20,
> >> >>                  from
> >> >> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:15:
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:
> >> >> In instantiation of ‘struct llvm::PointerIntPairInfo<void*, 2,
> >> >>
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> >*, std::__debug::vector<short
> >> >> unsigned int, std::allocator<short unsigned int> >*,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> >*,
> >> >> std::__debug::vector<long unsigned int, std::allocator<long unsigned
> >> >> int> >*> >’:
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:71:32:
> >> >>   required from ‘void llvm::PointerIntPair<PointerTy, IntBits,
> >> >> IntType, PtrTraits, Info>::initWithPointer(PointerTy) [with PointerTy
> >> >> = void*; unsigned int IntBits = 2; IntType = int; PtrTraits =
> >> >>
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> >*, std::__debug::vector<short
> >> >> unsigned int, std::allocator<short unsigned int> >*,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> >*,
> >> >> std::__debug::vector<long unsigned int, std::allocator<long unsigned
> >> >> int> >*>; Info = llvm::PointerIntPairInfo<void*, 2,
> >> >>
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> >*, std::__debug::vector<short
> >> >> unsigned int, std::allocator<short unsigned int> >*,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> >*,
> >> >> std::__debug::vector<long unsigned int, std::allocator<long unsigned
> >> >> int> >*> >]’
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:227:5:
> >> >>   required from ‘const llvm::PointerUnion<PTs>&
> >> >> llvm::PointerUnion<PTs>::operator=(std::nullptr_t) [with PTs =
> >> >> {std::__debug::vector<unsigned char, std::allocator<unsigned char>
> >*,
> >> >> std::__debug::vector<short unsigned int, std::allocator<short
> unsigned
> >> >> int> >*, std::__debug::vector<unsigned int, std::allocator<unsigned
> >> >> int> >*, std::__debug::vector<long unsigned int, std::allocator<long
> >> >> unsigned int> >*}; std::nullptr_t = std::nullptr_t]’
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:107:23:
> >> >>   required from here
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:149:8:
> >> >> error: enumerator value for ‘IntShift’ is not an integer constant
> >> >>    enum : uintptr_t {
> >> >>         ^
> >> >>
> >> >>
> >> >> For example with Clang:
> >> >>
> >> >> $ CC=clang-7 CXX=clang++-7 cmake -GNinja -DCMAKE_BUILD_TYPE=Debug
> >> >> -DLLVM_ENABLE_EXPENSIVE_CHECKS=ON ~/git/llvm-project/llvm/ && ninja
> >> >> [...]
> >> >> [91/2690] Building CXX object
> >> >> lib/Support/CMakeFiles/LLVMSupport.dir/SourceMgr.cpp.o
> >> >> FAILED: lib/Support/CMakeFiles/LLVMSupport.dir/SourceMgr.cpp.o
> >> >> /usr/bin/clang++-7  -DEXPENSIVE_CHECKS -DGTEST_HAS_RTTI=0 -D_DEBUG
> >> >> -D_GLIBCXX_DEBUG -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS
> >> >> -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -Ilib/Support
> >> >> -I/home/jayfoad2/git/llvm-project/llvm/lib/Support -Iinclude
> >> >> -I/home/jayfoad2/git/llvm-project/llvm/include -fPIC
> >> >> -fvisibility-inlines-hidden -Werror=date-time
> >> >> -Werror=unguarded-availability-new -std=c++14 -Wall -Wextra
> >> >> -Wno-unused-parameter -Wwrite-strings -Wcast-qual
> >> >> -Wmissing-field-initializers -pedantic -Wno-long-long
> >> >> -Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type
> >> >> -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wstring-conversion
> >> >> -fdiagnostics-color -g    -fno-exceptions -fno-rtti -MD -MT
> >> >> lib/Support/CMakeFiles/LLVMSupport.dir/SourceMgr.cpp.o -MF
> >> >> lib/Support/CMakeFiles/LLVMSupport.dir/SourceMgr.cpp.o.d -o
> >> >> lib/Support/CMakeFiles/LLVMSupport.dir/SourceMgr.cpp.o -c
> >> >> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp
> >> >> In file included from
> >> >> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:15:
> >> >> In file included from
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/Support/SourceMgr.h:20:
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:93:26:
> >> >> error: constexpr variable 'NumLowBitsAvailable' must be initialized
> by
> >> >> a constant expression
> >> >>     static constexpr int NumLowBitsAvailable =
> lowBitsAvailable<PTs...>();
> >> >>                          ^
>  ~~~~~~~~~~~~~~~~~~~~~~~~~~
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:144:17:
> >> >> note: in instantiation of template class
> >> >>
> 'llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> >> >> *>' requested here
> >> >>   static_assert(PtrTraits::NumLowBitsAvailable <
> >> >>                 ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:71:13:
> >> >> note: in instantiation of template class
> >> >> 'llvm::PointerIntPairInfo<void *, 2,
> >> >>
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> *>
> >> >> >' requested here
> >> >>     Value = Info::updatePointer(0, PtrVal);
> >> >>             ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:227:15:
> >> >> note: in instantiation of member function 'llvm::PointerIntPair<void
> >> >> *, 2, int,
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> >> >> *>, llvm::PointerIntPairInfo<void *, 2,
> >> >>
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> *>
> >> >> > >::initWithPointer' requested here
> >> >>     this->Val.initWithPointer(nullptr);
> >> >>               ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:107:21:
> >> >> note: in instantiation of member function
> >> >> 'llvm::PointerUnion<std::__debug::vector<unsigned char,
> >> >> std::allocator<unsigned char> > *, std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> >> >> *>::operator=' requested here
> >> >>   Other.OffsetCache = nullptr;
> >> >>                     ^
> >> >>
> /usr/bin/../lib/gcc/x86_64-linux-gnu/8/../../../../include/c++/8/bits/stl_algo.h:5616:7:
> >> >> note: non-constexpr function '__valid_range<const int *>' cannot be
> >> >> used in a constant expression
> >> >>       __glibcxx_requires_valid_range(__first, __last);
> >> >>       ^
> >> >>
> /usr/bin/../lib/gcc/x86_64-linux-gnu/8/../../../../include/c++/8/debug/debug.h:88:3:
> >> >> note: expanded from macro '__glibcxx_requires_valid_range'
> >> >>   __glibcxx_check_valid_range(_First,_Last)
> >> >>   ^
> >> >>
> /usr/bin/../lib/gcc/x86_64-linux-gnu/8/../../../../include/c++/8/debug/macros.h:54:23:
> >> >> note: expanded from macro '__glibcxx_check_valid_range'
> >> >> _GLIBCXX_DEBUG_VERIFY(__gnu_debug::__valid_range(_First, _Last),
>     \
> >> >>                       ^
> >> >>
> /usr/bin/../lib/gcc/x86_64-linux-gnu/8/../../../../include/c++/8/bits/stl_algo.h:3451:15:
> >> >> note: in call to 'min_element(&{PointerLikeTypeTraits<vector<unsigned
> >> >> char, allocator<unsigned char> > *>::NumLowBitsAvailable,
> >> >> PointerLikeTypeTraits<vector<unsigned short, allocator<unsigned
> short>
> >> >> > *>::NumLowBitsAvailable, PointerLikeTypeTraits<vector<unsigned int,
> >> >> allocator<unsigned int> > *>::NumLowBitsAvailable,
> >> >> PointerLikeTypeTraits<vector<unsigned long, allocator<unsigned long>
> >
> >> >> *>::NumLowBitsAvailable}[0], &{PointerLikeTypeTraits<vector<unsigned
> >> >> char, allocator<unsigned char> > *>::NumLowBitsAvailable,
> >> >> PointerLikeTypeTraits<vector<unsigned short, allocator<unsigned
> short>
> >> >> > *>::NumLowBitsAvailable, PointerLikeTypeTraits<vector<unsigned int,
> >> >> allocator<unsigned int> > *>::NumLowBitsAvailable,
> >> >> PointerLikeTypeTraits<vector<unsigned long, allocator<unsigned long>
> >
> >> >> *>::NumLowBitsAvailable}[4])'
> >> >>     { return *std::min_element(__l.begin(), __l.end()); }
> >> >>               ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:64:12:
> >> >> note: in call to 'min({&{PointerLikeTypeTraits<vector<unsigned char,
> >> >> allocator<unsigned char> > *>::NumLowBitsAvailable,
> >> >> PointerLikeTypeTraits<vector<unsigned short, allocator<unsigned
> short>
> >> >> > *>::NumLowBitsAvailable, PointerLikeTypeTraits<vector<unsigned int,
> >> >> allocator<unsigned int> > *>::NumLowBitsAvailable,
> >> >> PointerLikeTypeTraits<vector<unsigned long, allocator<unsigned long>
> >
> >> >> *>::NumLowBitsAvailable}[0], 4})'
> >> >>     return
> std::min<int>({PointerLikeTypeTraits<Ts>::NumLowBitsAvailable...});
> >> >>            ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:93:48:
> >> >> note: in call to 'lowBitsAvailable()'
> >> >>     static constexpr int NumLowBitsAvailable =
> lowBitsAvailable<PTs...>();
> >> >>                                                ^
> >> >>
> /usr/bin/../lib/gcc/x86_64-linux-gnu/8/../../../../include/c++/8/debug/helper_functions.h:161:5:
> >> >> note: declared here
> >> >>     __valid_range(const _InputIterator& __first, const
> _InputIterator& __last)
> >> >>     ^
> >> >> In file included from
> >> >> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:15:
> >> >> In file included from
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/Support/SourceMgr.h:20:
> >> >> In file included from
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:18:
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:144:17:
> >> >> error: static_assert expression is not an integral constant
> expression
> >> >>   static_assert(PtrTraits::NumLowBitsAvailable <
> >> >>                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:71:13:
> >> >> note: in instantiation of template class
> >> >> 'llvm::PointerIntPairInfo<void *, 2,
> >> >>
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> *>
> >> >> >' requested here
> >> >>     Value = Info::updatePointer(0, PtrVal);
> >> >>             ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:227:15:
> >> >> note: in instantiation of member function 'llvm::PointerIntPair<void
> >> >> *, 2, int,
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> >> >> *>, llvm::PointerIntPairInfo<void *, 2,
> >> >>
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> *>
> >> >> > >::initWithPointer' requested here
> >> >>     this->Val.initWithPointer(nullptr);
> >> >>               ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:107:21:
> >> >> note: in instantiation of member function
> >> >> 'llvm::PointerUnion<std::__debug::vector<unsigned char,
> >> >> std::allocator<unsigned char> > *, std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> >> >> *>::operator=' requested here
> >> >>   Other.OffsetCache = nullptr;
> >> >>                     ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:144:17:
> >> >> note: initializer of 'NumLowBitsAvailable' is not a constant
> >> >> expression
> >> >>   static_assert(PtrTraits::NumLowBitsAvailable <
> >> >>                 ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:93:26:
> >> >> note: declared here
> >> >>     static constexpr int NumLowBitsAvailable =
> lowBitsAvailable<PTs...>();
> >> >>                          ^
> >> >> In file included from
> >> >> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:15:
> >> >> In file included from
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/Support/SourceMgr.h:20:
> >> >> In file included from
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:18:
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:71:17:
> >> >> error: incomplete definition of type 'llvm::PointerIntPairInfo<void
> *,
> >> >> 2,
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> *>
> >> >> >'
> >> >>     Value = Info::updatePointer(0, PtrVal);
> >> >>             ~~~~^~
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:227:15:
> >> >> note: in instantiation of member function 'llvm::PointerIntPair<void
> >> >> *, 2, int,
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> >> >> *>, llvm::PointerIntPairInfo<void *, 2,
> >> >>
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> *>
> >> >> > >::initWithPointer' requested here
> >> >>     this->Val.initWithPointer(nullptr);
> >> >>               ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:107:21:
> >> >> note: in instantiation of member function
> >> >> 'llvm::PointerUnion<std::__debug::vector<unsigned char,
> >> >> std::allocator<unsigned char> > *, std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> >> >> *>::operator=' requested here
> >> >>   Other.OffsetCache = nullptr;
> >> >>                     ^
> >> >> In file included from
> >> >> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:15:
> >> >> In file included from
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/Support/SourceMgr.h:20:
> >> >> In file included from
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:18:
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:58:47:
> >> >> error: no member named 'getPointer' in 'llvm::PointerIntPairInfo<void
> >> >> *, 2,
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> *>
> >> >> >'
> >> >>   PointerTy getPointer() const { return Info::getPointer(Value); }
> >> >>                                               ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:179:43:
> >> >> note: in instantiation of member function 'llvm::PointerIntPair<void
> >> >> *, 2, int,
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> >> >> *>, llvm::PointerIntPairInfo<void *, 2,
> >> >>
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> *>
> >> >> > >::getPointer' requested here
> >> >>   bool isNull() const { return !this->Val.getPointer(); }
> >> >>                                           ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:111:20:
> >> >> note: in instantiation of member function
> >> >> 'llvm::PointerUnion<std::__debug::vector<unsigned char,
> >> >> std::allocator<unsigned char> > *, std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> >> >> *>::isNull' requested here
> >> >>   if (!OffsetCache.isNull()) {
> >> >>                    ^
> >> >> In file included from
> >> >> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:15:
> >> >> In file included from
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/Support/SourceMgr.h:20:
> >> >> In file included from
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:18:
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:60:50:
> >> >> error: no member named 'getInt' in 'llvm::PointerIntPairInfo<void *,
> >> >> 2,
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> *>
> >> >> >'
> >> >>   IntType getInt() const { return (IntType)Info::getInt(Value); }
> >> >>                                                  ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:188:22:
> >> >> note: in instantiation of member function 'llvm::PointerIntPair<void
> >> >> *, 2, int,
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> >> >> *>, llvm::PointerIntPairInfo<void *, 2,
> >> >>
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> *>
> >> >> > >::getInt' requested here
> >> >>     return this->Val.getInt() == Index;
> >> >>                      ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:112:21:
> >> >> note: in instantiation of function template specialization
> >> >> 'llvm::PointerUnion<std::__debug::vector<unsigned char,
> >> >> std::allocator<unsigned char> > *, std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> >> >> *>::is<std::__debug::vector<unsigned char, std::allocator<unsigned
> >> >> char> > *>' requested here
> >> >>     if (OffsetCache.is<std::vector<uint8_t>*>())
> >> >>                     ^
> >> >> In file included from
> >> >> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:15:
> >> >> In file included from
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/Support/SourceMgr.h:20:
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:195:12:
> >> >> error: no matching member function for call to 'is'
> >> >>     assert(is<T>() && "Invalid accessor called");
> >> >>            ^~~~~
> >> >> /usr/include/assert.h:93:27: note: expanded from macro 'assert'
> >> >>      (static_cast <bool> (expr)
>    \
> >> >>                           ^~~~
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:115:26:
> >> >> note: in instantiation of function template specialization
> >> >> 'llvm::PointerUnion<std::__debug::vector<unsigned char,
> >> >> std::allocator<unsigned char> > *, std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> >> >> *>::get<std::__debug::vector<unsigned short, std::allocator<unsigned
> >> >> short> > *>' requested here
> >> >>       delete OffsetCache.get<std::vector<uint16_t>*>();
> >> >>                          ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:184:29:
> >> >> note: candidate template ignored: substitution failure [with T =
> >> >> std::__debug::vector<unsigned short, std::allocator<unsigned short> >
> >> >> *]
> >> >>   template <typename T> int is() const {
> >> >>                             ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:195:12:
> >> >> error: no matching member function for call to 'is'
> >> >>     assert(is<T>() && "Invalid accessor called");
> >> >>            ^~~~~
> >> >> /usr/include/assert.h:93:27: note: expanded from macro 'assert'
> >> >>      (static_cast <bool> (expr)
>    \
> >> >>                           ^~~~
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:117:26:
> >> >> note: in instantiation of function template specialization
> >> >> 'llvm::PointerUnion<std::__debug::vector<unsigned char,
> >> >> std::allocator<unsigned char> > *, std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> >> >> *>::get<std::__debug::vector<unsigned int, std::allocator<unsigned
> >> >> int> > *>' requested here
> >> >>       delete OffsetCache.get<std::vector<uint32_t>*>();
> >> >>                          ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:184:29:
> >> >> note: candidate template ignored: substitution failure [with T =
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *]
> >> >>   template <typename T> int is() const {
> >> >>                             ^
> >> >> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:89:27:
> >> >> error: no matching member function for call to 'get'
> >> >>     Offsets = OffsetCache.get<std::vector<T> *>();
> >> >>               ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:136:17:
> >> >> note: in instantiation of function template specialization
> >> >> 'llvm::SourceMgr::SrcBuffer::getLineNumber<unsigned char>' requested
> >> >> here
> >> >>     LineNo = SB.getLineNumber<uint8_t>(Ptr);
> >> >>                 ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:194:27:
> >> >> note: candidate template ignored: substitution failure [with T =
> >> >> std::__debug::vector<unsigned char, std::allocator<unsigned char> >
> *]
> >> >>   template <typename T> T get() const {
> >> >>                           ^
> >> >> In file included from
> >> >> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:15:
> >> >> In file included from
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/Support/SourceMgr.h:20:
> >> >> In file included from
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:18:
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:75:19:
> >> >> error: no member named 'updateInt' in 'llvm::PointerIntPairInfo<void
> >> >> *, 2,
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> *>
> >> >> >'
> >> >>     Value = Info::updateInt(Info::updatePointer(0, PtrVal),
> >> >>                   ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:53:5:
> >> >> note: in instantiation of member function 'llvm::PointerIntPair<void
> >> >> *, 2, int,
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> >> >> *>, llvm::PointerIntPairInfo<void *, 2,
> >> >>
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> *>
> >> >> > >::setPointerAndInt' requested here
> >> >>     setPointerAndInt(PtrVal, IntVal);
> >> >>     ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:131:19:
> >> >> note: in instantiation of member function 'llvm::PointerIntPair<void
> >> >> *, 2, int,
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> >> >> *>, llvm::PointerIntPairInfo<void *, 2,
> >> >>
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> *>
> >> >> > >::PointerIntPair' requested here
> >> >>       this->Val = ValTy(
> >> >>                   ^
> >> >> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:79:17:
> >> >> note: in instantiation of member function
> >> >>
> 'llvm::pointer_union_detail::PointerUnionMembers<llvm::PointerUnion<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> >> >> *>, llvm::PointerIntPair<void *, 2, int,
> >> >>
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> >> >> *>, llvm::PointerIntPairInfo<void *, 2,
> >> >>
> llvm::pointer_union_detail::PointerUnionUIntTraits<std::__debug::vector<unsigned
> >> >> char, std::allocator<unsigned char> > *,
> std::__debug::vector<unsigned
> >> >> short, std::allocator<unsigned short> > *,
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *,
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> *>
> >> >> > >, 0, std::__debug::vector<unsigned char, std::allocator<unsigned
> >> >> char> > *, std::__debug::vector<unsigned short,
> >> >> std::allocator<unsigned short> > *, std::__debug::vector<unsigned
> int,
> >> >> std::allocator<unsigned int> > *, std::__debug::vector<unsigned long,
> >> >> std::allocator<unsigned long> > *>::operator=' requested here
> >> >>     OffsetCache = Offsets;
> >> >>                 ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:136:17:
> >> >> note: in instantiation of function template specialization
> >> >> 'llvm::SourceMgr::SrcBuffer::getLineNumber<unsigned char>' requested
> >> >> here
> >> >>     LineNo = SB.getLineNumber<uint8_t>(Ptr);
> >> >>                 ^
> >> >> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:89:27:
> >> >> error: no matching member function for call to 'get'
> >> >>     Offsets = OffsetCache.get<std::vector<T> *>();
> >> >>               ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:138:17:
> >> >> note: in instantiation of function template specialization
> >> >> 'llvm::SourceMgr::SrcBuffer::getLineNumber<unsigned short>' requested
> >> >> here
> >> >>     LineNo = SB.getLineNumber<uint16_t>(Ptr);
> >> >>                 ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:194:27:
> >> >> note: candidate template ignored: substitution failure [with T =
> >> >> std::__debug::vector<unsigned short, std::allocator<unsigned short> >
> >> >> *]
> >> >>   template <typename T> T get() const {
> >> >>                           ^
> >> >> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:89:27:
> >> >> error: no matching member function for call to 'get'
> >> >>     Offsets = OffsetCache.get<std::vector<T> *>();
> >> >>               ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:140:17:
> >> >> note: in instantiation of function template specialization
> >> >> 'llvm::SourceMgr::SrcBuffer::getLineNumber<unsigned int>' requested
> >> >> here
> >> >>     LineNo = SB.getLineNumber<uint32_t>(Ptr);
> >> >>                 ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:194:27:
> >> >> note: candidate template ignored: substitution failure [with T =
> >> >> std::__debug::vector<unsigned int, std::allocator<unsigned int> > *]
> >> >>   template <typename T> T get() const {
> >> >>                           ^
> >> >> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:89:27:
> >> >> error: no matching member function for call to 'get'
> >> >>     Offsets = OffsetCache.get<std::vector<T> *>();
> >> >>               ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/lib/Support/SourceMgr.cpp:142:17:
> >> >> note: in instantiation of function template specialization
> >> >> 'llvm::SourceMgr::SrcBuffer::getLineNumber<unsigned long>' requested
> >> >> here
> >> >>     LineNo = SB.getLineNumber<uint64_t>(Ptr);
> >> >>                 ^
> >> >>
> /home/jayfoad2/git/llvm-project/llvm/include/llvm/ADT/PointerUnion.h:194:27:
> >> >> note: candidate template ignored: substitution failure [with T =
> >> >> std::__debug::vector<unsigned long, std::allocator<unsigned long> >
> *]
> >> >>   template <typename T> T get() const {
> >> >>                           ^
> >> >> 12 errors generated.
> >> >>
> >> >>
> >> >> Any idea what's wrong, or what I'm doing wrong?
> >> >>
> >> >> Thanks,
> >> >> Jay.
> >> >> _______________________________________________
> >> >> LLVM Developers mailing list
> >> >> llvm-dev at lists.llvm.org
> >> >> https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
> >
> > _______________________________________________
> > LLVM Developers mailing list
> > llvm-dev at lists.llvm.org
> > https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
>
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