Building aarch64 builds with '-no-pie' to allow better introspection

CMakeLists.txt

@@ -427,12 +427,14 @@ if (NOT SANITIZE)
     set (CMAKE_POSITION_INDEPENDENT_CODE OFF)
 endif()
 
-if (OS_LINUX AND NOT (ARCH_AARCH64 OR ARCH_S390X) AND NOT SANITIZE)
+if (NOT OS_ANDROID AND OS_LINUX AND NOT ARCH_S390X AND NOT SANITIZE)
     # Slightly more efficient code can be generated
-    # It's disabled for ARM because otherwise ClickHouse cannot run on Android.
+    # Disabled for Android, because otherwise ClickHouse cannot run on Android.
     set (CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} -fno-pie")
     set (CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO} -fno-pie")
     set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -no-pie -Wl,-no-pie")
+else ()
+    message (WARNING "ClickHouse is built as PIE, system.trace_log will contain invalid addresses after server restart.")
 endif ()
 
 if (ENABLE_TESTS)