[mlir][docs] Fix pass manager document

The code example for pass manager incorrectly uses nestedFunctionPM
instead of nestedAnyPm for adding CSE and Canonicalize Passes. This diff fixes
it by changing it to nestedAnyPm.

Reviewed By: rriddle

Differential Revision: https://reviews.llvm.org/D130110

diff --git a/mlir/docs/PassManagement.md b/mlir/docs/PassManagement.md
index 255d1a7..62a873b 100644 (file)
--- a/mlir/docs/PassManagement.md
+++ b/mlir/docs/PassManagement.md
@@ -419,8 +419,8 @@ nestedFunctionPM.addPass(std::make_unique<MyFunctionPass>());
 // Nest an op-agnostic pass manager. This will operate on any viable
 // operation, e.g. func.func, spv.func, spv.module, builtin.module, etc.
 OpPassManager &nestedAnyPM = nestedModulePM.nestAny();
-nestedFunctionPM.addPass(createCanonicalizePass());
-nestedFunctionPM.addPass(createCSEPass());
+nestedAnyPM.addPass(createCanonicalizePass());
+nestedAnyPM.addPass(createCSEPass());
 
 // Run the pass manager on the top-level module.
 ModuleOp m = ...;