Fix test config of lg_san_uaf_align.

The option may be configure-disabled, which resulted in the invalid options
output from the tests.

test/unit/tcache_max.c

@@ -1,4 +1,7 @@
 #include "test/jemalloc_test.h"
+#include "test/san.h"
+
+const char *malloc_conf = TEST_SAN_UAF_ALIGN_DISABLE;
 
 enum {
 	alloc_option_start = 0,

test/unit/tcache_max.sh

@@ -1,3 +1,3 @@
 #!/bin/sh
 
-export MALLOC_CONF="tcache_max:1024,lg_san_uaf_align:-1"
+export MALLOC_CONF="tcache_max:1024"

test/unit/uaf.c

@@ -1,9 +1,13 @@
 #include "test/jemalloc_test.h"
 #include "test/arena_util.h"
+#include "test/san.h"
 
 #include "jemalloc/internal/cache_bin.h"
+#include "jemalloc/internal/san.h"
 #include "jemalloc/internal/safety_check.h"
 
+const char *malloc_conf = TEST_SAN_UAF_ALIGN_ENABLE;
+
 static size_t san_uaf_align;
 
 static bool fake_abort_called;
@@ -28,7 +32,7 @@ test_write_after_free_post(void) {
 
 static bool
 uaf_detection_enabled(void) {
-	if (!config_uaf_detection) {
+	if (!config_uaf_detection || !san_uaf_detection_enabled()) {
 		return false;
 	}
 

test/unit/uaf.sh

@@ -1,3 +0,0 @@
-#!/bin/sh
-
-export MALLOC_CONF="lg_san_uaf_align:12"