[all-commits] [llvm/llvm-project] 25d52f: [PowerPC] Prevent copying in loop variables (NFC)

[Jie Fu (傅杰) via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 25d52fbf96ec927914b3a5c9db0b61fe2804a3dd
      https://github.com/llvm/llvm-project/commit/25d52fbf96ec927914b3a5c9db0b61fe2804a3dd
  Author: Jie Fu <jiefu at tencent.com>
  Date:   2025-06-29 (Sun, 29 Jun 2025)

  Changed paths:
    M llvm/lib/Target/PowerPC/PPCISelLowering.cpp

  Log Message:
  -----------
  [PowerPC] Prevent copying in loop variables (NFC)

/data/llvm-project/llvm/lib/Target/PowerPC/PPCISelLowering.cpp:5769:19: error: loop variable '[Reg, N]' creates a copy from type 'std::pair<unsigned int, llvm::SDValue> const' [-Werror,-Wrange-loop-construct]
  for (const auto [Reg, N] : RegsToPass)
                  ^
/data/llvm-project/llvm/lib/Target/PowerPC/PPCISelLowering.cpp:5769:8: note: use reference type 'std::pair<unsigned int, llvm::SDValue> const &' to prevent copying
  for (const auto [Reg, N] : RegsToPass)
       ^~~~~~~~~~~~~~~~~~~~~
                  &
/data/llvm-project/llvm/lib/Target/PowerPC/PPCISelLowering.cpp:6193:19: error: loop variable '[Reg, N]' creates a
copy from type 'std::pair<unsigned int, llvm::SDValue> const' [-Werror,-Wrange-loop-construct]
  for (const auto [Reg, N] : RegsToPass) {
                  ^
/data/llvm-project/llvm/lib/Target/PowerPC/PPCISelLowering.cpp:6193:8: note: use reference type 'std::pair<unsigned int, llvm::SDValue> const &' to prevent copying
  for (const auto [Reg, N] : RegsToPass) {
       ^~~~~~~~~~~~~~~~~~~~~
                  &
/data/llvm-project/llvm/lib/Target/PowerPC/PPCISelLowering.cpp:6806:19: error: loop variable '[Reg, N]' creates a copy from type 'std::pair<unsigned int, llvm::SDValue> const' [-Werror,-Wrange-loop-construct]
  for (const auto [Reg, N] : RegsToPass) {
                  ^
/data/llvm-project/llvm/lib/Target/PowerPC/PPCISelLowering.cpp:6806:8: note: use reference type 'std::pair<unsigned int, llvm::SDValue> const &' to prevent copying
  for (const auto [Reg, N] : RegsToPass) {
       ^~~~~~~~~~~~~~~~~~~~~
                  &
3 errors generated.



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