ARM: ignore -Werror=comma

We use the comma operator to compress the vertical width of the file.
Ignore the error that this introduces due to `-Werror`.

Author: compnerd

CMakeLists.txt

@@ -217,6 +217,10 @@ if(DS2_ARCHITECTURE MATCHES "ARM|ARM64")
 
     Sources/Core/ARM/HardwareBreakpointManager.cpp
     Sources/Core/ARM/SoftwareBreakpointManager.cpp)
+  set_source_files_properties(
+    Sources/Architecture/ARM/ThumbBranchInfo.cpp
+    PROPERTIES
+      COMPILE_OPTIONS $<$<CXX_COMPILER_ID:Clang>:-Wno-error=comma>)
 
   target_sources(ds2 PRIVATE
     ${CMAKE_CURRENT_BINARY_DIR}/Headers/DebugServer2/Architecture/ARM/RegistersDescriptors.h