[clang] [clang] Lower _BitInt(129+) to a different type in LLVM IR (PR #91364)

[John McCall via cfe-commits]

================
@@ -2012,26 +2015,27 @@ llvm::Value *CodeGenFunction::EmitLoadOfScalar(Address Addr, bool Volatile,
 }
 
 llvm::Value *CodeGenFunction::EmitToMemory(llvm::Value *Value, QualType Ty) {
----------------
rjmccall wrote:

```suggestion
/// Converts a scalar value from its primary IR type (as returned
/// by convertType) to its load/store type (as returned by
/// convertTypeForLoadStore).
llvm::Value *CodeGenFunction::EmitToMemory(llvm::Value *Value, QualType Ty) {
```

https://github.com/llvm/llvm-project/pull/91364