--- libmalloc/libmalloc-792.60.6/tests/guarded_range_tests.c
+++ /dev/null
@@ -1,79 +0,0 @@
-#include <darwintest.h>
-#include <darwintest_utils.h>
-#include <stdlib.h>
-#include <malloc/malloc.h>
-#include <../src/internal.h>
-
-T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true), T_META_TAG_VM_PREFERRED);
-
-#define NUM_EXECUTIONS 64
-#define BUFFER_SIZE 256
-
-static void
-check_unique_slide_count(char *arg)
-{
-	uint64_t *results = calloc(NUM_EXECUTIONS, sizeof(uint64_t));
-	char *cmd[] = {
-		"/AppleInternal/Tests/libmalloc/assets/guarded_range_test_tool",
-		arg,
-		NULL
-	};
-
-	for (int i = 0; i < NUM_EXECUTIONS; i++) {
-		dt_spawn_t spawn = dt_spawn_create(NULL);
-		dt_spawn(spawn, cmd,
-				^(char *line, __unused size_t size){
-					results[i] = (uint64_t)strtoull(line, NULL, 16);
-					T_LOG("Slide for child (%d): 0x%llx\n", i, results[i]);
-				},
-				^(__unused char *line, __unused size_t size){ });
-
-		bool exited, signaled;
-		int status, signal;
-		dt_spawn_wait(spawn, &exited, &signaled, &status, &signal);
-
-		T_QUIET; T_EXPECT_TRUE(exited, "helper tool should have exited");
-		T_QUIET; T_EXPECT_FALSE(signaled, "helper tool should not have been signaled");
-		T_QUIET; T_EXPECT_EQ(status, 0, "helper tool should have succeeded");
-	}
-
-	qsort_b(results, NUM_EXECUTIONS, sizeof(results[0]),
-			^(const void *a, const void *b){
-				uint64_t val_a = *(const uint64_t*)a;
-				uint64_t val_b = *(const uint64_t*)b;
-
-				if (val_a < val_b) return -1;
-				if (val_a > val_b) return 1;
-				return 0;
-			});
-
-	size_t unique_count = 0;
-	for (size_t i = 1; i < NUM_EXECUTIONS; i++) {
-		if (results[i] != results[i-1]) {
-			unique_count++;
-		}
-	}
-	free(results);
-
-	T_LOG("Unique slide values: %zu\n", unique_count);
-	T_ASSERT_GT(unique_count, (unsigned long)(NUM_EXECUTIONS / 2), NULL);
-}
-
-
-T_DECL(guarded_range_check_data_offset_zone,
-	"Check that the main zone is placed at a random enough offset from __DATA",
-	T_META_ENVVAR("MallocProbGuard=0"),
-	T_META_TAG_XZONE_ONLY)
-{
-	check_unique_slide_count("zone");
-	T_PASS("Main zone is at a random offset form __DATA");
-}
-
-T_DECL(guarded_range_check_data_offset_zone_array,
-	"Check that the zone array is placed at a random enough offset from __DATA",
-	T_META_ENVVAR("MallocProbGuard=0"),
-	T_META_TAG_XZONE_ONLY)
-{
-	check_unique_slide_count("array");
-	T_PASS("Zone array is at a random offset form __DATA");
-}