[all-commits] [llvm/llvm-project] 89e919: Fix warnings while compiling SLPVectorizer.cpp (#1...

[Anutosh Bhat via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 89e919fb0df391da42dbfd48cd8de268335fe672
      https://github.com/llvm/llvm-project/commit/89e919fb0df391da42dbfd48cd8de268335fe672
  Author: Anutosh Bhat <andersonbhat491 at gmail.com>
  Date:   2024-12-06 (Fri, 06 Dec 2024)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp

  Log Message:
  -----------
  Fix warnings while compiling SLPVectorizer.cpp (#118051)

Towards #118048

I was building llvm (clang and lld) for webassembly and came across
these warnings. Not sure if they are seen in our builds too.
```
/Users/anutosh491/work/llvm-project/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp:6924:67: warning: comparison of integers of different signs: 'typename iterator_traits<user_iterator_impl<User>>::difference_type' (aka 'long') and 'unsigned int' [-Wsign-compare]
 6924 |               if (std::distance(LI->user_begin(), LI->user_end()) !=
      |                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
 6925 |                       LI->getNumUses())
      |                       ~~~~~~~~~~~~~~~~
[ 79%] Building CXX object lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/PGOInstrumentation.cpp.o
/Users/anutosh491/work/llvm-project/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp:9754:43: warning: comparison of integers of different signs: 'typename iterator_traits<Value *const *>::difference_type' (aka 'long') and 'unsigned int' [-Wsign-compare]
 9754 |               count(Slice, Slice.front()) ==
      |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
 9755 |                   (isa<UndefValue>(Slice.front()) ? VF - 1 : 1)) {
 ```


This PR tries to address those warnings.



To unsubscribe from these emails, change your notification settings at https://github.com/llvm/llvm-project/settings/notifications