[clang] [Driver] Remove dead -freroll-loops flag (PR #82254)

[Bruno De Fraine via cfe-commits]

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@@ -3871,10 +3871,6 @@ def funroll_loops : Flag<["-"], "funroll-loops">, Group<f_Group>,
   HelpText<"Turn on loop unroller">, Visibility<[ClangOption, CC1Option]>;
 def fno_unroll_loops : Flag<["-"], "fno-unroll-loops">, Group<f_Group>,
   HelpText<"Turn off loop unroller">, Visibility<[ClangOption, CC1Option]>;
-defm reroll_loops : BoolFOption<"reroll-loops",
-  CodeGenOpts<"RerollLoops">, DefaultFalse,
-  PosFlag<SetTrue, [], [ClangOption, CC1Option], "Turn on loop reroller">,
-  NegFlag<SetFalse>>;
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brunodf-snps wrote:

Will the removal from the td file also remove the option from the documentation?
https://clang.llvm.org/docs/ClangCommandLineReference.html#cmdoption-clang-freroll-loops

(In that case, issue #59065 can be closed.)

https://github.com/llvm/llvm-project/pull/82254