[all-commits] [llvm/llvm-project] ef9666: [clang][Interp] Fix value truncation when casting ...

[Timm Baeder via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: ef9666aa81abdbcff54448446ba1f6fffe5fa45c
      https://github.com/llvm/llvm-project/commit/ef9666aa81abdbcff54448446ba1f6fffe5fa45c
  Author: Timm Baeder <tbaeder at redhat.com>
  Date:   2023-10-03 (Tue, 03 Oct 2023)

  Changed paths:
    M clang/lib/AST/Interp/IntegralAP.h
    M clang/test/AST/Interp/literals.cpp

  Log Message:
  -----------
  [clang][Interp] Fix value truncation when casting int128 to smaller size (#67961)

Before this patch, we would run into an assertion in
`APInt::get{S,Z}ExtValue()` because the `AllOnes` value had more than 64
active bits.