[CodeGen][X86] Remove unused check-prefix in bitscan tests

Author: RKSimon

clang/test/CodeGen/X86/bitscan-builtins.c

@@ -1,49 +1,48 @@
-// RUN: %clang_cc1 -x c -ffreestanding %s -triple=x86_64-unknown-unknown -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,CHECKC
-// RUN: %clang_cc1 -x c++ -std=c++11 -ffreestanding %s -triple=x86_64-unknown-unknown -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,CHECKCPP
-
+// RUN: %clang_cc1 -x c -ffreestanding %s -triple=x86_64-unknown-unknown -emit-llvm -o - | FileCheck %s
+// RUN: %clang_cc1 -x c++ -std=c++11 -ffreestanding %s -triple=x86_64-unknown-unknown -emit-llvm -o - | FileCheck %s
 
 // PR33722
-// RUN: %clang_cc1 -x c -ffreestanding %s -triple x86_64-unknown-unknown -fms-extensions -fms-compatibility-version=19.00 -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,CHECKC
-// RUN: %clang_cc1 -x c++ -ffreestanding %s -triple x86_64-unknown-unknown -fms-extensions -fms-compatibility-version=19.00 -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,CHECKCPP
+// RUN: %clang_cc1 -x c -ffreestanding %s -triple x86_64-unknown-unknown -fms-extensions -fms-compatibility-version=19.00 -emit-llvm -o - | FileCheck %s
+// RUN: %clang_cc1 -x c++ -ffreestanding %s -triple x86_64-unknown-unknown -fms-extensions -fms-compatibility-version=19.00 -emit-llvm -o - | FileCheck %s
 
 #include <x86intrin.h>
 
 int test_bit_scan_forward(int a) {
   return _bit_scan_forward(a);
-// CHECKC-LABEL: @test_bit_scan_forward
+// CHECK-LABEL: test_bit_scan_forward
 // CHECK: %[[call:.*]] = call i32 @llvm.cttz.i32(i32 %{{.*}}, i1 true)
 // CHECK: ret i32 %[[call]]
 }
 
 int test_bit_scan_reverse(int a) {
   return _bit_scan_reverse(a);
-// CHECKC-LABEL: @test_bit_scan_reverse
+// CHECK-LABEL: test_bit_scan_reverse
 // CHECK:  %[[call:.*]] = call i32 @llvm.ctlz.i32(i32 %{{.*}}, i1 true)
 // CHECK:  %[[sub:.*]] = sub nsw i32 31, %[[call]]
 // CHECK: ret i32 %[[sub]]
 }
 
 int test__bsfd(int X) {
-// CHECKC-LABEL: @test__bsfd
+// CHECK-LABEL: test__bsfd
 // CHECK: %[[call:.*]] = call i32 @llvm.cttz.i32(i32 %{{.*}}, i1 true)
   return __bsfd(X);
 }
 
 int test__bsfq(long long X) {
-// CHECKC-LABEL: @test__bsfq
+// CHECK-LABEL: test__bsfq
 // CHECK: %[[call:.*]] = call i64 @llvm.cttz.i64(i64 %{{.*}}, i1 true)
   return __bsfq(X);
 }
 
 int test__bsrd(int X) {
-// CHECKC-LABEL: @test__bsrd
+// CHECK-LABEL: test__bsrd
 // CHECK:  %[[call:.*]] = call i32 @llvm.ctlz.i32(i32 %{{.*}}, i1 true)
 // CHECK:  %[[sub:.*]] = sub nsw i32 31, %[[call]]
   return __bsrd(X);
 }
 
 int test__bsrq(long long X) {
-// CHECKC-LABEL: @test__bsrq
+// CHECK-LABEL: test__bsrq
 // CHECK:  %[[call:.*]] = call i64 @llvm.ctlz.i64(i64 %{{.*}}, i1 true)
 // CHECK:  %[[cast:.*]] = trunc i64 %[[call]] to i32
 // CHECK:  %[[sub:.*]] = sub nsw i32 63, %[[cast]]