[clang] Expose -f(no-)wrapv as clang-cl option (#120787)

Also move the -fno-wrapv option definition next to the -fwrapv one while
here.

Author: nico

clang/include/clang/Driver/Options.td

@@ -3508,8 +3508,6 @@ def fno_verbose_asm : Flag<["-"], "fno-verbose-asm">, Group<f_Group>,
   Visibility<[ClangOption, CC1Option]>,
   MarshallingInfoNegativeFlag<CodeGenOpts<"AsmVerbose">>;
 def fno_working_directory : Flag<["-"], "fno-working-directory">, Group<f_Group>;
-def fno_wrapv : Flag<["-"], "fno-wrapv">, Group<f_Group>,
-  Visibility<[ClangOption, FlangOption]>;
 def fobjc_arc : Flag<["-"], "fobjc-arc">, Group<f_Group>,
   Visibility<[ClangOption, CC1Option]>,
   HelpText<"Synthesize retain and release calls for Objective-C pointers">;
@@ -4280,8 +4278,10 @@ defm virtual_function_elimination : BoolFOption<"virtual-function-elimination",
   NegFlag<SetFalse>, BothFlags<[], [ClangOption, CLOption]>>;
 
 def fwrapv : Flag<["-"], "fwrapv">, Group<f_Group>,
-  Visibility<[ClangOption, CC1Option, FlangOption, FC1Option]>,
+  Visibility<[ClangOption, CLOption, CC1Option, FlangOption, FC1Option]>,
   HelpText<"Treat signed integer overflow as two's complement">;
+def fno_wrapv : Flag<["-"], "fno-wrapv">, Group<f_Group>,
+  Visibility<[ClangOption, CLOption, FlangOption]>;
 def fwritable_strings : Flag<["-"], "fwritable-strings">, Group<f_Group>,
   Visibility<[ClangOption, CC1Option]>,
   HelpText<"Store string literals as writable data">,

clang/test/Driver/cl-options.c

@@ -739,6 +739,8 @@
 // RUN:     -fimplicit-modules \
 // RUN:     -fno-implicit-modules \
 // RUN:     -ftrivial-auto-var-init=zero \
+// RUN:     -fwrapv \
+// RUN:     -fno-wrapv \
 // RUN:     --version \
 // RUN:     -Werror /Zs -- %s 2>&1