[clang] [CIR] Upstream binary assignments and comma (PR #135115)

[Andy Kaylor via cfe-commits]

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@@ -572,6 +575,11 @@ class CIRGenFunction : public CIRGenTypeCache {
 
   mlir::LogicalResult emitWhileStmt(const clang::WhileStmt &s);
 
+  /// Given an assignment `*lhs = rhs`, emit a test that checks if \p rhs is
+  /// nonnull, if 1\p LHS is marked _Nonnull.
+  void emitNullabilityCheck(LValue lhs, mlir::Value rhs,
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andykaylor wrote:

This is out of order alphabetically. A few other things are, so we need to do a cleanup pass anyway.

https://github.com/llvm/llvm-project/pull/135115