changed target env versions, added ending new line in smoothstep-errors.c

Author: kmpeng

clang/test/SemaSPIRV/BuiltIns/smoothstep-errors.c

@@ -51,4 +51,4 @@ float test_mismatched_return(float2 p0) {
 float3 test_mismatched_return2(float2 p0) {
   return __builtin_spirv_smoothstep(p0, p0, p0);
   // expected-error@-1 {{returning 'float2' (vector of 2 'float' values) from a function with incompatible result type 'float3' (vector of 3 'float' values)}}
-}
+}

llvm/test/CodeGen/SPIRV/hlsl-intrinsics/smoothstep.ll

@@ -1,5 +1,5 @@
 ; RUN: llc -O0 -verify-machineinstrs -mtriple=spirv-unknown-unknown %s -o - | FileCheck %s
-; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv-unknown-unknown %s -o - -filetype=obj | spirv-val --target-env vulkan1.2 %}
+; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv-unknown-unknown %s -o - -filetype=obj | spirv-val --target-env vulkan1.3 %}
 
 ; Make sure SPIRV operation function calls for smoothstep are lowered correctly.
 

llvm/test/CodeGen/SPIRV/opencl/smoothstep.ll

@@ -1,7 +1,7 @@
 ; RUN: llc -verify-machineinstrs -O0 -mtriple=spirv64-unknown-unknown %s -o - | FileCheck %s
 ; RUN: llc -verify-machineinstrs -O0 -mtriple=spirv32-unknown-unknown %s -o - | FileCheck %s
-; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv64-unknown-unknown %s -o - -filetype=obj | spirv-val --target-env vulkan1.2 %}
-; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv32-unknown-unknown %s -o - -filetype=obj | spirv-val --target-env vulkan1.2 %}
+; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv64-unknown-unknown %s -o - -filetype=obj | spirv-val --target-env spv1.6 %}
+; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv32-unknown-unknown %s -o - -filetype=obj | spirv-val --target-env spv1.6 %}
 
 ; CHECK-DAG: %[[#op_ext_cl:]] = OpExtInstImport "OpenCL.std"