[compiler-rt] Dump regs fbsd fix (PR #99676)

[Vitaly Buka via llvm-commits]

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@@ -2171,29 +2172,32 @@ static const char *RegNumToRegName(int reg) {
       return "ebp";
     case REG_ESP:
       return "esp";
+#    endif
 #  endif
     default:
       return NULL;
   }
   return NULL;
 }
 
+#  if SANITIZER_LINUX
 UNUSED
 static void DumpSingleReg(ucontext_t *ctx, int RegNum) {
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vitalybuka wrote:

you can probably #  if SANITIZER_LINUX both functions with one block

https://github.com/llvm/llvm-project/pull/99676