xiaoxiang781216 commented on code in PR #6235:
URL: https://github.com/apache/incubator-nuttx/pull/6235#discussion_r870729027
##########
arch/risc-v/src/common/crt0.c:
##########
@@ -88,6 +88,71 @@ static void sig_trampoline(void)
);
}
+/****************************************************************************
+ * Public Data
+ ****************************************************************************/
+
+#if defined(__cplusplus)
+extern "C"
+{
+#endif
+
+/* Linker defined symbols to .ctors and .dtors */
+
+ extern void (*_sctors)(void);
+ extern void (*_ectors)(void);
+ extern void (*_sdtors)(void);
+ extern void (*_edtors)(void);
+
+#if defined(__cplusplus)
+}
+#endif
+
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+
+#if defined(__cplusplus)
+extern "C"
+{
+#endif
+
+/****************************************************************************
+ * Name: exec_ctors
+ *
+ * Description:
+ * Call static constructors
+ *
+ ****************************************************************************/
+
+ static void exec_ctors(void)
+ {
+ for (void (**ctor)(void) = &_sctors; ctor != &_ectors; ctor++)
+ {
+ (*ctor)();
+ }
+ }
+
+/****************************************************************************
+ * Name: exec_dtors
+ *
+ * Description:
+ * Call static destructors
+ *
+ ****************************************************************************/
+
+ static void exec_dtors(void)
Review Comment:
You need keep consider the flat and protected build when you develop any
kernel build feature, and find a solution to support three build with a
reasonable and consistent way.
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