[clang] Issue143668 (PR #149396)

[David Spickett via cfe-commits]

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@@ -158,12 +158,12 @@ TEST_F(InterpreterTest, UndoCommand) {
 
   // Fail to undo.
   auto Err1 = Interp->Undo();
-  EXPECT_EQ("Operation failed. Too many undos",
+  EXPECT_EQ("Operation failed. No input left to undo",
             llvm::toString(std::move(Err1)));
   auto Err2 = Interp->Parse("int foo = 42;");
   EXPECT_TRUE(!!Err2);
   auto Err3 = Interp->Undo(2);
-  EXPECT_EQ("Operation failed. Too many undos",
+  EXPECT_EQ("Operation failed. No input left to undo",
----------------
DavidSpickett wrote:

I guess that the internal method can undo more than one input because you might be piping many lines at once into clang-repl? Anyway it's there so we should assume it is there for a good reason.

https://github.com/llvm/llvm-project/pull/149396