diff --git a/arch/BUILD.gn b/arch/BUILD.gn
index b027c2e1..9ce96c2d 100644
--- a/arch/BUILD.gn
+++ b/arch/BUILD.gn
@@ -43,7 +43,7 @@ module_group("arch") {
              "$board_cpu" == "ck804ef") {
     modules += [ "csky" ]
   } else if ("$board_cpu" == "") {
-    if ("$board_arch" == "rv32imac" || "$board_arch" == "rv32imafdc") {
+    if ("$board_arch" != string_replace("$board_arch", "rv32i", "")) {
       modules += [ "risc-v" ]
     } else if ("$board" == "esp32") {
       modules += [ "xtensa" ]
diff --git a/arch/risc-v/riscv32/gcc/los_arch_interrupt.h b/arch/risc-v/riscv32/gcc/los_arch_interrupt.h
index 2bfbb1ef..b332222b 100644
--- a/arch/risc-v/riscv32/gcc/los_arch_interrupt.h
+++ b/arch/risc-v/riscv32/gcc/los_arch_interrupt.h
@@ -35,6 +35,7 @@
 #include "los_config.h"
 #include "los_interrupt.h"
 #include "los_arch_context.h"
+#include "los_error.h"
 
 #ifdef __cplusplus
 #if __cplusplus
diff --git a/kal/posix/src/pthread.c b/kal/posix/src/pthread.c
index 11d7548f..154492ca 100644
--- a/kal/posix/src/pthread.c
+++ b/kal/posix/src/pthread.c
@@ -36,6 +36,7 @@
 #include <securec.h>
 #include <limits.h>
 #include <stdbool.h>
+#include <stdint.h>
 #include "los_config.h"
 #include "los_task.h"
 #include "los_debug.h"