[lld] [lld][WebAssembly] Add new __rodata_start/__rodata_end symbols (PR #172102)

[Derek Schuff via llvm-commits]

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@@ -173,6 +173,11 @@ struct Ctx {
     // Symbol whose value is the alignment of the TLS block.
     GlobalSymbol *tlsAlign;
 
+    // __rodata_start/__rodata_end
+    // Symbols marking the start/end of readonly data
+    DefinedData *rodataStart;
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dschuff wrote:

Kind of unfortunate that we have `__stack_low`, `__heap_base`, and `__rodata_start`. But I guess it's too late to fix the inconsistency.

https://github.com/llvm/llvm-project/pull/172102