--- a/compiler-rt/test/hwasan/TestCases/global.c	Tue Jun 15 19:13:43 2021 +0900
+++ b/compiler-rt/test/hwasan/TestCases/global.c	Tue Jun 15 19:15:29 2021 +0900
@@ -5,13 +5,16 @@
 // RUN: not %run %t -1 2>&1 | FileCheck --check-prefixes=CHECK,LSYM %s
 // RUN: not %env_hwasan_opts=symbolize=0 %run %t -1 2>&1 | FileCheck --check-prefixes=CHECK,LNOSYM %s
 
+// Global aliasing is not implemented on x86.
+// XFAIL: x86_64
+
 int x = 1;
 
 int main(int argc, char **argv) {
   // RSYM: is located 0 bytes to the right of 4-byte global variable x {{.*}} in {{.*}}global.c.tmp
-  // RNOSYM: is located to the right of a global variable in ({{.*}}global.c.tmp+{{.*}})
+  // RNOSYM: is located to the right of a 4-byte global variable in ({{.*}}global.c.tmp+{{.*}})
   // LSYM: is located 4 bytes to the left of 4-byte global variable x {{.*}} in {{.*}}global.c.tmp
-  // LNOSYM: is located to the left of a global variable in ({{.*}}global.c.tmp+{{.*}})
+  // LNOSYM: is located to the left of a 4-byte global variable in ({{.*}}global.c.tmp+{{.*}})
   // CHECK-NOT: can not describe
   (&x)[atoi(argv[1])] = 1;
 }