[Mlir-commits] [mlir] [mlir] Attempt to resolve edge cases in PassPipeline textual format (PR #118877)

[River Riddle]

================
@@ -186,6 +186,27 @@ const PassPipelineInfo *mlir::PassPipelineInfo::lookup(StringRef pipelineArg) {
 // PassOptions
 //===----------------------------------------------------------------------===//
 
+static size_t findChar(StringRef str, size_t index, char c) {
----------------
River707 wrote:

Can you write a doc comment for this function?

https://github.com/llvm/llvm-project/pull/118877