[clang] [llvm] [KeyInstr] Fix verifier check (PR #149043)

[Stephen Tozer via cfe-commits]

================
@@ -5492,6 +5486,14 @@ void Verifier::visitInstruction(Instruction &I) {
   if (MDNode *N = I.getDebugLoc().getAsMDNode()) {
     CheckDI(isa<DILocation>(N), "invalid !dbg metadata attachment", &I, N);
     visitMDNode(*N, AreDebugLocsAllowed::Yes);
+
+    if (auto *DL = dyn_cast<DILocation>(N)) {
+      if (DL->getAtomGroup())
+        CheckDI(DL->getScope()->getSubprogram()->getKeyInstructionsEnabled(),
+                "DbgLoc uses atomGroup but DISubprogram doesn't have Key "
+                "Instructions enabled",
+                DL, DL->getScope()->getSubprogram());
----------------
SLTozer wrote:

Nit, braces.

https://github.com/llvm/llvm-project/pull/149043
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