Cleanup fallback NOT checks

Author: dzhidzhoev

llvm/test/CodeGen/AArch64/arm64-indexed-vector-ldst.ll

@@ -1,6 +1,6 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
 ; RUN: llc -mtriple=arm64-apple-ios7.0 -o - %s | FileCheck %s --check-prefix=CHECK
-; RUN: llc -global-isel=1 -global-isel-abort=2 -mtriple=arm64-apple-ios7.0 -o - %s | FileCheck %s --check-prefix=CHECK-GISEL
+; RUN: llc -global-isel=1 -global-isel-abort=2 -mtriple=arm64-apple-ios7.0 -o - %s 2>&1 | FileCheck %s --check-prefix=CHECK-GISEL
 
 ; CHECK-GISEL-NOT: warning: Instruction selection used fallback path for test_v8i8_pre_load
 ; CHECK-GISEL-NOT: warning: Instruction selection used fallback path for test_v8i8_post_load
@@ -620,9 +620,6 @@
 ; CHECK-GISEL-NOT: warning: Instruction selection used fallback path for load_single_extract_variable_index_i8
 ; CHECK-GISEL-NOT: warning: Instruction selection used fallback path for load_single_extract_variable_index_i16
 ; CHECK-GISEL-NOT: warning: Instruction selection used fallback path for load_single_extract_variable_index_i32
-; CHECK-GISEL-NOT: warning: Instruction selection used fallback path for load_single_extract_variable_index_v3i32_small_align
-; CHECK-GISEL-NOT: warning: Instruction selection used fallback path for load_single_extract_variable_index_v3i32_default_align
-; CHECK-GISEL-NOT: warning: Instruction selection used fallback path for load_single_extract_valid_const_index_v3i32
 ; CHECK-GISEL-NOT: warning: Instruction selection used fallback path for load_single_extract_variable_index_masked_i32
 ; CHECK-GISEL-NOT: warning: Instruction selection used fallback path for load_single_extract_variable_index_masked2_i32