[d8] Fix the shared-library build

src/utils.h

Index: src/utils.h
diff --git a/src/utils.h b/src/utils.h
index e85b88a12671e491118591be28c29b4f69c7a8c3..314ea9be9ecac1cadaa312dbe6094066319ec7a4 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -437,7 +437,7 @@ void init_memcopy_functions(Isolate* isolate);
 const int kMinComplexMemCopy = 64;
 
 // Copy memory area. No restrictions.
-void MemMove(void* dest, const void* src, size_t size);
+V8_EXPORT_PRIVATE void MemMove(void* dest, const void* src, size_t size);
 typedef void (*MemMoveFunction)(void* dest, const void* src, size_t size);
 
 // Keep the distinction of "move" vs. "copy" for the benefit of other
@@ -448,7 +448,7 @@ V8_INLINE void MemCopy(void* dest, const void* src, size_t size) {
 #elif defined(V8_HOST_ARCH_ARM)
 typedef void (*MemCopyUint8Function)(uint8_t* dest, const uint8_t* src,
                                      size_t size);
-extern MemCopyUint8Function memcopy_uint8_function;
+V8_EXPORT_PRIVATE extern MemCopyUint8Function memcopy_uint8_function;
 V8_INLINE void MemCopyUint8Wrapper(uint8_t* dest, const uint8_t* src,
                                    size_t chars) {
   memcpy(dest, src, chars);
@@ -459,7 +459,8 @@ V8_INLINE void MemCopy(void* dest, const void* src, size_t size) {
   (*memcopy_uint8_function)(reinterpret_cast<uint8_t*>(dest),
                             reinterpret_cast<const uint8_t*>(src), size);
 }
-V8_INLINE void MemMove(void* dest, const void* src, size_t size) {
+V8_EXPORT_PRIVATE V8_INLINE void MemMove(void* dest, const void* src,
+                                         size_t size) {
   memmove(dest, src, size);
 }
 
@@ -477,7 +478,7 @@ V8_INLINE void MemCopyUint16Uint8(uint16_t* dest, const uint8_t* src,
 #elif defined(V8_HOST_ARCH_MIPS)
 typedef void (*MemCopyUint8Function)(uint8_t* dest, const uint8_t* src,
                                      size_t size);
-extern MemCopyUint8Function memcopy_uint8_function;
+V8_EXPORT_PRIVATE extern MemCopyUint8Function memcopy_uint8_function;
 V8_INLINE void MemCopyUint8Wrapper(uint8_t* dest, const uint8_t* src,
                                    size_t chars) {
   memcpy(dest, src, chars);
@@ -488,7 +489,8 @@ V8_INLINE void MemCopy(void* dest, const void* src, size_t size) {
   (*memcopy_uint8_function)(reinterpret_cast<uint8_t*>(dest),
                             reinterpret_cast<const uint8_t*>(src), size);
 }
-V8_INLINE void MemMove(void* dest, const void* src, size_t size) {
+V8_EXPORT_PRIVATE V8_INLINE void MemMove(void* dest, const void* src,
+                                         size_t size) {
   memmove(dest, src, size);
 }
 #else
@@ -496,7 +498,8 @@ V8_INLINE void MemMove(void* dest, const void* src, size_t size) {
 V8_INLINE void MemCopy(void* dest, const void* src, size_t size) {
   memcpy(dest, src, size);
 }
-V8_INLINE void MemMove(void* dest, const void* src, size_t size) {
+V8_EXPORT_PRIVATE V8_INLINE void MemMove(void* dest, const void* src,
+                                         size_t size) {
   memmove(dest, src, size);
 }
 const int kMinComplexMemCopy = 16 * kPointerSize;