diff --git a/llvm/test/CodeGen/AArch64/sve-breakdown-scalable-vectortype.ll b/llvm/test/CodeGen/AArch64/sve-breakdown-scalable-vectortype.ll
--- a/llvm/test/CodeGen/AArch64/sve-breakdown-scalable-vectortype.ll
+++ b/llvm/test/CodeGen/AArch64/sve-breakdown-scalable-vectortype.ll
@@ -1,4 +1,7 @@
-; RUN: llc -mtriple=aarch64--linux-gnu -mattr=+sve -asm-verbose=0 < %s | FileCheck %s
+; RUN: llc -mtriple=aarch64--linux-gnu -mattr=+sve -asm-verbose=0 < %s 2>%t | FileCheck %s
+; RUN: FileCheck --check-prefix=WARN --allow-empty %s <%t
+
+; WARN-NOT: warning
 
 ; Test that scalable vectors that are a multiple of the legal vector size
 ; can be properly broken down into part vectors.
diff --git a/llvm/test/CodeGen/AArch64/sve-calling-convention-tuple-types.ll b/llvm/test/CodeGen/AArch64/sve-calling-convention-tuple-types.ll
--- a/llvm/test/CodeGen/AArch64/sve-calling-convention-tuple-types.ll
+++ b/llvm/test/CodeGen/AArch64/sve-calling-convention-tuple-types.ll
@@ -1,4 +1,7 @@
-; RUN: llc -mtriple aarch64 -mattr=+sve -asm-verbose=0 < %s | FileCheck %s
+; RUN: llc -mtriple aarch64 -mattr=+sve -asm-verbose=0 < %s 2>%t | FileCheck %s
+; RUN: FileCheck --check-prefix=WARN --allow-empty %s <%t
+
+; WARN-NOT: warning
 
 ;
 ; svint8x2_t
diff --git a/llvm/test/CodeGen/AArch64/sve-intrinsics-create-tuple.ll b/llvm/test/CodeGen/AArch64/sve-intrinsics-create-tuple.ll
--- a/llvm/test/CodeGen/AArch64/sve-intrinsics-create-tuple.ll
+++ b/llvm/test/CodeGen/AArch64/sve-intrinsics-create-tuple.ll
@@ -1,4 +1,7 @@
-; RUN: llc -mtriple aarch64 -mattr=+sve -asm-verbose=1 < %s | FileCheck %s
+; RUN: llc -mtriple aarch64 -mattr=+sve -asm-verbose=1 < %s 2>%t | FileCheck %s
+; RUN: FileCheck --check-prefix=WARN --allow-empty %s <%t
+
+; WARN-NOT: warning
 
 ;
 ; SVCREATE2 (i8)
diff --git a/llvm/test/CodeGen/AArch64/sve-intrinsics-loads.ll b/llvm/test/CodeGen/AArch64/sve-intrinsics-loads.ll
--- a/llvm/test/CodeGen/AArch64/sve-intrinsics-loads.ll
+++ b/llvm/test/CodeGen/AArch64/sve-intrinsics-loads.ll
@@ -1,4 +1,7 @@
-; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sve,+bf16 -asm-verbose=0 < %s | FileCheck %s
+; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sve,+bf16 -asm-verbose=0 < %s 2>%t | FileCheck %s
+; RUN: FileCheck --check-prefix=WARN --allow-empty %s <%t
+
+; WARN-NOT: warning
 
 ;
 ; LD1RQB