arm: Skip duplicate consecutive addresses in backtrace output

ref: aa56430f2a

src/core/arm/arm_interface.cpp

@@ -14,13 +14,22 @@ void ArmInterface::LogBacktrace(Kernel::KProcess* process) const {
     this->GetContext(ctx);
 
     LOG_ERROR(Core_ARM, "Backtrace, sp={:016X}, pc={:016X}", ctx.sp, ctx.pc);
-    LOG_ERROR(Core_ARM, "{:20}{:20}{:20}{:20}{}", "Module Name", "Address", "Original Address",
-              "Offset", "Symbol");
+    LOG_ERROR(Core_ARM, "{:20}{:20}{:20}{:20}{}", "Module Name", "Address", "Original Address", "Offset", "Symbol");
     LOG_ERROR(Core_ARM, "");
+
     const auto backtrace = GetBacktraceFromContext(process, ctx);
+    u64 last_address = 0;
+
     for (const auto& entry : backtrace) {
+
+        // Skip duplicate consecutive addresses
+        if (entry.address == last_address)
+            continue;
+
         LOG_ERROR(Core_ARM, "{:20}{:016X}    {:016X}    {:016X}    {}", entry.module, entry.address,
                   entry.original_address, entry.offset, entry.name);
+
+        last_address = entry.address;
     }
 }