Index: clang/test/CodeGen/aarch64-sve2-intrinsics/acle_sve2_aesd.c
===================================================================
--- clang/test/CodeGen/aarch64-sve2-intrinsics/acle_sve2_aesd.c
+++ clang/test/CodeGen/aarch64-sve2-intrinsics/acle_sve2_aesd.c
@@ -3,8 +3,6 @@
 // RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve2-aes -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - -x c++ %s | FileCheck %s -check-prefix=CPP-CHECK
 // RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve2-aes -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
 // RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve2-aes -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - -x c++ %s | FileCheck %s -check-prefix=CPP-CHECK
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -fsyntax-only -std=c99 -verify -verify-ignore-unexpected=error %s
-// RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -fsyntax-only -std=c99 -verify=overload -verify-ignore-unexpected=error %s
 
 // REQUIRES: aarch64-registered-target
 
@@ -29,7 +27,5 @@
 //
 svuint8_t test_svaesd_u8(svuint8_t op1, svuint8_t op2)
 {
-  // overload-warning@+2 {{implicit declaration of function 'svaesd'}}
-  // expected-warning@+1 {{implicit declaration of function 'svaesd_u8'}}
   return SVE_ACLE_FUNC(svaesd,_u8,,)(op1, op2);
 }
Index: clang/test/CodeGen/aarch64-sve2-intrinsics/acle_sve2_aese.c
===================================================================
--- clang/test/CodeGen/aarch64-sve2-intrinsics/acle_sve2_aese.c
+++ clang/test/CodeGen/aarch64-sve2-intrinsics/acle_sve2_aese.c
@@ -3,8 +3,6 @@
 // RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve2-aes -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - -x c++ %s | FileCheck %s -check-prefix=CPP-CHECK
 // RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve2-aes -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
 // RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve2-aes -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - -x c++ %s | FileCheck %s -check-prefix=CPP-CHECK
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -fsyntax-only -std=c99 -verify -verify-ignore-unexpected=error %s
-// RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -fsyntax-only -std=c99 -verify=overload -verify-ignore-unexpected=error %s
 
 // REQUIRES: aarch64-registered-target
 
@@ -29,7 +27,5 @@
 //
 svuint8_t test_svaese_u8(svuint8_t op1, svuint8_t op2)
 {
-  // overload-warning@+2 {{implicit declaration of function 'svaese'}}
-  // expected-warning@+1 {{implicit declaration of function 'svaese_u8'}}
   return SVE_ACLE_FUNC(svaese,_u8,,)(op1, op2);
 }
Index: clang/test/CodeGen/aarch64-sve2-intrinsics/acle_sve2_aesimc.c
===================================================================
--- clang/test/CodeGen/aarch64-sve2-intrinsics/acle_sve2_aesimc.c
+++ clang/test/CodeGen/aarch64-sve2-intrinsics/acle_sve2_aesimc.c
@@ -3,8 +3,6 @@
 // RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve2-aes -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - -x c++ %s | FileCheck %s -check-prefix=CPP-CHECK
 // RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve2-aes -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
 // RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve2-aes -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - -x c++ %s | FileCheck %s -check-prefix=CPP-CHECK
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -fsyntax-only -std=c99 -verify -verify-ignore-unexpected=error %s
-// RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -fsyntax-only -std=c99 -verify=overload -verify-ignore-unexpected=error %s
 
 // REQUIRES: aarch64-registered-target
 
@@ -29,7 +27,5 @@
 //
 svuint8_t test_svaesimc_u8(svuint8_t op)
 {
-  // overload-warning@+2 {{implicit declaration of function 'svaesimc'}}
-  // expected-warning@+1 {{implicit declaration of function 'svaesimc_u8'}}
   return SVE_ACLE_FUNC(svaesimc,_u8,,)(op);
 }
Index: clang/test/CodeGen/aarch64-sve2-intrinsics/acle_sve2_aesmc.c
===================================================================
--- clang/test/CodeGen/aarch64-sve2-intrinsics/acle_sve2_aesmc.c
+++ clang/test/CodeGen/aarch64-sve2-intrinsics/acle_sve2_aesmc.c
@@ -3,8 +3,6 @@
 // RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve2-aes -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - -x c++ %s | FileCheck %s -check-prefix=CPP-CHECK
 // RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve2-aes -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
 // RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve2-aes -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - -x c++ %s | FileCheck %s -check-prefix=CPP-CHECK
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -fsyntax-only -std=c99 -verify -verify-ignore-unexpected=error %s
-// RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -fsyntax-only -std=c99 -verify=overload -verify-ignore-unexpected=error %s
 
 // REQUIRES: aarch64-registered-target
 
@@ -29,7 +27,5 @@
 //
 svuint8_t test_svaesmc_u8(svuint8_t op)
 {
-  // overload-warning@+2 {{implicit declaration of function 'svaesmc'}}
-  // expected-warning@+1 {{implicit declaration of function 'svaesmc_u8'}}
   return SVE_ACLE_FUNC(svaesmc,_u8,,)(op);
 }
Index: clang/test/CodeGen/aarch64-sve2-intrinsics/acle_sve2_pmullb_128.c
===================================================================
--- clang/test/CodeGen/aarch64-sve2-intrinsics/acle_sve2_pmullb_128.c
+++ clang/test/CodeGen/aarch64-sve2-intrinsics/acle_sve2_pmullb_128.c
@@ -5,8 +5,6 @@
 // RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve2-aes -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - -x c++ %s | FileCheck %s -check-prefix=CPP-CHECK
 // RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve2-aes -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
 // RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve2-aes -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - -x c++ %s | FileCheck %s -check-prefix=CPP-CHECK
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -fsyntax-only -std=c99 -verify -verify-ignore-unexpected=error %s
-// RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -fsyntax-only -std=c99 -verify=overload -verify-ignore-unexpected=error %s
 
 #include <arm_sve.h>
 
@@ -29,8 +27,6 @@
 //
 svuint64_t test_svpmullb_pair_u64(svuint64_t op1, svuint64_t op2)
 {
-  // overload-warning@+2 {{implicit declaration of function 'svpmullb_pair'}}
-  // expected-warning@+1 {{implicit declaration of function 'svpmullb_pair_u64'}}
   return SVE_ACLE_FUNC(svpmullb_pair,_u64,,)(op1, op2);
 }
 
@@ -50,7 +46,5 @@
 //
 svuint64_t test_svpmullb_pair_n_u64(svuint64_t op1, uint64_t op2)
 {
-  // overload-warning@+2 {{implicit declaration of function 'svpmullb_pair'}}
-  // expected-warning@+1 {{implicit declaration of function 'svpmullb_pair_n_u64'}}
   return SVE_ACLE_FUNC(svpmullb_pair,_n_u64,,)(op1, op2);
 }
Index: clang/test/CodeGen/aarch64-sve2-intrinsics/acle_sve2_pmullt_128.c
===================================================================
--- clang/test/CodeGen/aarch64-sve2-intrinsics/acle_sve2_pmullt_128.c
+++ clang/test/CodeGen/aarch64-sve2-intrinsics/acle_sve2_pmullt_128.c
@@ -5,8 +5,6 @@
 // RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve2-aes -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - -x c++ %s | FileCheck %s -check-prefix=CPP-CHECK
 // RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve2-aes -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
 // RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve2-aes -fallow-half-arguments-and-returns -S -O1 -Werror -Wall -emit-llvm -o - -x c++ %s | FileCheck %s -check-prefix=CPP-CHECK
-// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -fsyntax-only -std=c99 -verify -verify-ignore-unexpected=error %s
-// RUN: %clang_cc1 -DSVE_OVERLOADED_FORMS -triple aarch64-none-linux-gnu -target-feature +sve -fallow-half-arguments-and-returns -fsyntax-only -std=c99 -verify=overload -verify-ignore-unexpected=error %s
 
 #include <arm_sve.h>
 
@@ -29,8 +27,6 @@
 //
 svuint64_t test_svpmullt_pair_u64(svuint64_t op1, svuint64_t op2)
 {
-  // overload-warning@+2 {{implicit declaration of function 'svpmullt_pair'}}
-  // expected-warning@+1 {{implicit declaration of function 'svpmullt_pair_u64'}}
   return SVE_ACLE_FUNC(svpmullt_pair,_u64,,)(op1, op2);
 }
 
@@ -50,7 +46,5 @@
 //
 svuint64_t test_svpmullt_pair_n_u64(svuint64_t op1, uint64_t op2)
 {
-  // overload-warning@+2 {{implicit declaration of function 'svpmullt_pair'}}
-  // expected-warning@+1 {{implicit declaration of function 'svpmullt_pair_n_u64'}}
   return SVE_ACLE_FUNC(svpmullt_pair,_n_u64,,)(op1, op2);
 }
Index: clang/test/Sema/aarch64-acle-sve2-aes.c
===================================================================
--- /dev/null
+++ clang/test/Sema/aarch64-acle-sve2-aes.c
@@ -0,0 +1,51 @@
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve2 -fallow-half-arguments-and-returns -fsyntax-only -std=c99 -verify -verify-ignore-unexpected=error %s
+
+#include <arm_sve.h>
+
+svuint8_t test_svaesd_u8(svuint8_t op1, svuint8_t op2)
+{
+  // expected-warning@+1 {{implicit declaration of function 'svaesd_u8'}}
+  return svaesd_u8(op1, op2);
+}
+
+svuint8_t test_svaese_u8(svuint8_t op1, svuint8_t op2)
+{
+  // expected-warning@+1 {{implicit declaration of function 'svaese_u8'}}
+  return svaese_u8(op1, op2);
+}
+
+svuint8_t test_svaesimc_u8(svuint8_t op)
+{
+  // expected-warning@+1 {{implicit declaration of function 'svaesimc_u8'}}
+  return svaesimc_u8(op);
+}
+
+svuint8_t test_svaesmc_u8(svuint8_t op)
+{
+  // expected-warning@+1 {{implicit declaration of function 'svaesmc_u8'}}
+  return svaesmc_u8(op);
+}
+
+svuint64_t test_svpmullb_pair_u64(svuint64_t op1, svuint64_t op2)
+{
+  // expected-warning@+1 {{implicit declaration of function 'svpmullb_pair_u64'}}
+  return svpmullb_pair_u64(op1, op2);
+}
+
+svuint64_t test_svpmullb_pair_n_u64(svuint64_t op1, uint64_t op2)
+{
+  // expected-warning@+1 {{implicit declaration of function 'svpmullb_pair_n_u64'}}
+  return svpmullb_pair_n_u64(op1, op2);
+}
+
+svuint64_t test_svpmullt_pair_u64(svuint64_t op1, svuint64_t op2)
+{
+  // expected-warning@+1 {{implicit declaration of function 'svpmullt_pair_u64'}}
+  return svpmullt_pair_u64(op1, op2);
+}
+
+svuint64_t test_svpmullt_pair_n_u64(svuint64_t op1, uint64_t op2)
+{
+  // expected-warning@+1 {{implicit declaration of function 'svpmullt_pair_n_u64'}}
+  return svpmullt_pair_n_u64(op1, op2);
+}