[clang] Fix objc_sel_{name,types} missing an underscore (PR #88713)

[Jonathan Schleifer via cfe-commits]

https://github.com/Midar created https://github.com/llvm/llvm-project/pull/88713

The other places all use the underscore.

This is just a quick drive-by commit, LMK if more is needed.

>From e39e2fc218c588d66937211f98a25eb2acf00a6b Mon Sep 17 00:00:00 2001
From: Jonathan Schleifer <js at nil.im>
Date: Mon, 15 Apr 2024 13:36:05 +0200
Subject: [PATCH] Fix objc_sel_{name,types} missing an underscore

The other places all use the underscore.
---
 clang/lib/CodeGen/CGObjCGNU.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/clang/lib/CodeGen/CGObjCGNU.cpp b/clang/lib/CodeGen/CGObjCGNU.cpp
index 4e7f777ba1d916..97df8c5ae18c64 100644
--- a/clang/lib/CodeGen/CGObjCGNU.cpp
+++ b/clang/lib/CodeGen/CGObjCGNU.cpp
@@ -3873,13 +3873,14 @@ llvm::Function *CGObjCGNU::ModuleInitFunction() {
 
     for (auto &untypedSel : allSelectors) {
       std::string selNameStr = untypedSel.getAsString();
-      llvm::Constant *selName = ExportUniqueString(selNameStr, ".objc_sel_name");
+      llvm::Constant *selName = ExportUniqueString(selNameStr,
+        ".objc_sel_name_");
 
       for (TypedSelector &sel : table[untypedSel]) {
         llvm::Constant *selectorTypeEncoding = NULLPtr;
         if (!sel.first.empty())
           selectorTypeEncoding =
-            MakeConstantString(sel.first, ".objc_sel_types");
+            MakeConstantString(sel.first, ".objc_sel_types_");
 
         auto selStruct = selectors.beginStruct(selStructTy);
         selStruct.add(selName);