[clang] [clang] Fix static analyzer concerns (PR #110243)

[via cfe-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: Mariya Podchishchaeva (Fznamznon)

<details>
<summary>Changes</summary>

It seems in checkOpenMPIterationSpace `OrderedLoopCountExpr` can also be null, so check before dereferencing.

---
Full diff: https://github.com/llvm/llvm-project/pull/110243.diff


1 Files Affected:

- (modified) clang/lib/Sema/SemaOpenMP.cpp (+1-1) 


``````````diff
diff --git a/clang/lib/Sema/SemaOpenMP.cpp b/clang/lib/Sema/SemaOpenMP.cpp
index 9afb8cea26fe78..8615da4b044a82 100644
--- a/clang/lib/Sema/SemaOpenMP.cpp
+++ b/clang/lib/Sema/SemaOpenMP.cpp
@@ -9195,7 +9195,7 @@ static bool checkOpenMPIterationSpace(
         SemaRef.Diag(CollapseLoopCountExpr->getExprLoc(),
                      diag::note_omp_collapse_ordered_expr)
             << 0 << CollapseLoopCountExpr->getSourceRange();
-      else
+      else if (OrderedLoopCountExpr)
         SemaRef.Diag(OrderedLoopCountExpr->getExprLoc(),
                      diag::note_omp_collapse_ordered_expr)
             << 1 << OrderedLoopCountExpr->getSourceRange();

``````````

</details>


https://github.com/llvm/llvm-project/pull/110243