[llvm] [ConstantInt] Disable implicit truncation in ConstantInt::get() (PR #171456)

[via llvm-commits]

ronlieb wrote:

seeing same in some downstream tests  :   
#11 0x000055b9eeede9ce llvm::APInt::APInt(unsigned int, unsigned long, bool, bool) (./bin/clang+0x110a9ce)
#12 0x000055b9f1b98740 llvm::ConstantInt::get(llvm::IntegerType*, unsigned long, bool, bool) (./bin/clang+0x3dc4740)


https://github.com/llvm/llvm-project/pull/171456