[vm] Fix build for gcc 13.2.0.

TEST=local build
Change-Id: I32e400efb0f6d5e41b894f495ae2e77352f6f5fa
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/332142
Reviewed-by: Daco Harkes <dacoharkes@google.com>
Commit-Queue: Daco Harkes <dacoharkes@google.com>

runtime/BUILD.gn

@@ -238,7 +238,10 @@ config("dart_config") {
                                         # pointers.
       ]
     } else {
-      cflags += [ "-Wno-cast-function-type" ]
+      cflags += [
+        "-Wno-cast-function-type",
+        "-Wno-dangling-reference",
+      ]
     }
 
     ldflags = []

runtime/bin/ffi_test/ffi_test_dynamic_library.cc

@@ -2,6 +2,7 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
+#include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
 #include <iostream>

runtime/bin/ffi_test/ffi_test_functions_generated.cc

@@ -7,6 +7,7 @@
 
 #include <stdarg.h>
 #include <stddef.h>
+#include <stdint.h>
 #include <stdlib.h>
 #include <sys/types.h>
 

tests/ffi/generator/structs_by_value_tests_generator.dart

@@ -1340,6 +1340,7 @@ ${headerCommon(copyrightYear: copyrightYear)}
 
 #include <stdarg.h>
 #include <stddef.h>
+#include <stdint.h>
 #include <stdlib.h>
 #include <sys/types.h>