+# priorty:\r
+# TARGET_TOOLCHAIN_ARCH_COMMANDTYPE_ATTRIBUTE (Highest)\r
+# ******_TOOLCHAIN_ARCH_COMMANDTYPE_ATTRIBUTE\r
+# TARGET_*********_ARCH_COMMANDTYPE_ATTRIBUTE\r
+# ******_*********_ARCH_COMMANDTYPE_ATTRIBUTE\r
+# TARGET_TOOLCHAIN_****_COMMANDTYPE_ATTRIBUTE\r
+# ******_TOOLCHAIN_****_COMMANDTYPE_ATTRIBUTE\r
+# TARGET_*********_****_COMMANDTYPE_ATTRIBUTE\r
+# ******_*********_****_COMMANDTYPE_ATTRIBUTE\r
+# TARGET_TOOLCHAIN_ARCH_***********_ATTRIBUTE\r
+# ******_TOOLCHAIN_ARCH_***********_ATTRIBUTE\r
+# TARGET_*********_ARCH_***********_ATTRIBUTE\r
+# ******_*********_ARCH_***********_ATTRIBUTE\r
+# TARGET_TOOLCHAIN_****_***********_ATTRIBUTE\r
+# ******_TOOLCHAIN_****_***********_ATTRIBUTE\r
+# TARGET_*********_****_***********_ATTRIBUTE\r
+# ******_*********_****_***********_ATTRIBUTE (Lowest)\r