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

[River Riddle]

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@@ -27,3 +43,11 @@
 // CHECK_5: builtin.module(builtin.module(func.func(test-options-pass{enum=zero list={3} string= }),func.func(test-options-pass{enum=one list={1,2,3,4} string={foo bar baz} })))
 // CHECK_6: builtin.module(builtin.module(func.func(test-options-pass{enum=zero list={3} string= }),func.func(test-options-pass{enum=one list={1,2,3,4} string=foo"bar"baz })))
 // CHECK_7{LITERAL}: builtin.module(func.func(test-options-super-pass{list={{enum=zero list={1} string=foo },{enum=one list={2} string=bar },{enum=two list={3} string=baz }}}))
+// CHECK_8{LITERAL}: builtin.module(func.func(test-options-super-pass{list={{enum=zero list={1} string=foo },{enum=one string=bar }}}))
+// CHECK_9: builtin.module(func.func(test-options-pass{enum=zero  string= string-list={}}))
+// CHECK_10: builtin.module(func.func(test-options-pass{enum=zero  string= string-list={,}}))
+
+
+func.func @func() {
+  return
+}
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River707 wrote:

Is this function actually necessary?

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