[clang] [llvm] [AMDGPU] Introduce asyncmark/wait intrinsics (PR #180467)

[via cfe-commits]

================
@@ -946,8 +970,8 @@ class WaitcntBrackets {
   // TODO: Could we track SCC alongside SGPRs so it's not longer a special case?
 
   struct VMEMInfo {
-    // Scores for all instruction counters.
-    std::array<unsigned, NUM_INST_CNTS> Scores = {0};
+    // Scores for all instruction counters. Zero-initialized.
+    CounterValueArray Scores{};
----------------
vporpo wrote:

Ah right.

https://github.com/llvm/llvm-project/pull/180467