Fix lldb option handling since e953ae5 (part 2)

Option tables are no longer null-terminated.

This is a follow-up to https://reviews.llvm.org/D139881

Author: serge-sans-paille

lldb/tools/lldb-server/lldb-gdbserver.cpp

@@ -278,7 +278,10 @@ enum ID {
 #undef OPTION
 };
 
-#define PREFIX(NAME, VALUE) constexpr llvm::StringLiteral NAME[] = VALUE;
+#define PREFIX(NAME, VALUE)                                                    \
+  constexpr llvm::StringLiteral NAME##_init[] = VALUE;                         \
+  constexpr llvm::ArrayRef<llvm::StringLiteral> NAME(                          \
+      NAME##_init, std::size(NAME##_init) - 1);
 #include "LLGSOptions.inc"
 #undef PREFIX
 

lldb/tools/lldb-vscode/lldb-vscode.cpp

@@ -79,7 +79,10 @@ enum ID {
 #undef OPTION
 };
 
-#define PREFIX(NAME, VALUE) constexpr llvm::StringLiteral NAME[] = VALUE;
+#define PREFIX(NAME, VALUE)                                                    \
+  static constexpr llvm::StringLiteral NAME##_init[] = VALUE;                  \
+  static constexpr llvm::ArrayRef<llvm::StringLiteral> NAME(                   \
+      NAME##_init, std::size(NAME##_init) - 1);
 #include "Options.inc"
 #undef PREFIX