ghs: fix the naked_function attr cannot handle warning

with greenhills version older than 202354, the __attribute__((naked)) cannot handled by greenhills compiler, and will report warning: "/home/guoshichao/work_profile/vela_os/vela_car_6/nuttx/arch/arm/src/armv7-m/arm_svcall.c", line 79: warning #1097-D: unknown attribute "naked" static void dispatch_syscall(void) naked_function; ^ Signed-off-by: guoshichao <[email protected]>
apache · Nov 11, 2024 · 33e0869 · 33e0869
1 parent 56c920c
commit 33e0869
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/include/nuttx/compiler.h b/include/nuttx/compiler.h
@@ -240,7 +240,11 @@
  * the function prolog and epilog.
  */
 
-#  define naked_function __attribute__((naked,no_instrument_function))
+#  if !defined(__ghs__) || __GHS_VERSION_NUMBER >= 202354
+#    define naked_function __attribute__((naked,no_instrument_function))
+#  else
+#    define naked_function
+#  endif
 
 /* The always_inline_function attribute informs GCC that the function should
  * always be inlined, regardless of the level of optimization.  The