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// Copyright (c) 2019 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Test validation of constants.
//
// This file contains newer tests. Older tests may be in other files such as
// val_id_test.cpp.
#include <string>
#include <vector>
#include "gmock/gmock.h"
#include "test/unit_spirv.h"
#include "test/val/val_code_generator.h"
#include "test/val/val_fixtures.h"
namespace spvtools {
namespace val {
namespace {
using ::testing::Combine;
using ::testing::Eq;
using ::testing::HasSubstr;
using ::testing::Values;
using ::testing::ValuesIn;
using ValidateConstant = spvtest::ValidateBase<bool>;
#define kBasicTypes \
"%bool = OpTypeBool " \
"%uint = OpTypeInt 32 0 " \
"%uint2 = OpTypeVector %uint 2 " \
"%float = OpTypeFloat 32 " \
"%_ptr_uint = OpTypePointer Workgroup %uint " \
"%uint_0 = OpConstantNull %uint " \
"%uint2_0 = OpConstantNull %uint " \
"%float_0 = OpConstantNull %float " \
"%false = OpConstantFalse %bool " \
"%true = OpConstantTrue %bool " \
"%null = OpConstantNull %_ptr_uint "
#define kShaderPreamble \
"OpCapability Shader\n" \
"OpCapability Linkage\n" \
"OpMemoryModel Logical Simple\n"
#define kKernelPreamble \
"OpCapability Kernel\n" \
"OpCapability Linkage\n" \
"OpCapability Addresses\n" \
"OpMemoryModel Physical32 OpenCL\n"
struct ConstantOpCase {
spv_target_env env;
std::string assembly;
bool expect_success;
std::string expect_err;
};
using ValidateConstantOp = spvtest::ValidateBase<ConstantOpCase>;
TEST_P(ValidateConstantOp, Samples) {
const auto env = GetParam().env;
CompileSuccessfully(GetParam().assembly, env);
const auto result = ValidateInstructions(env);
if (GetParam().expect_success) {
EXPECT_EQ(SPV_SUCCESS, result);
EXPECT_THAT(getDiagnosticString(), Eq(""));
} else {
EXPECT_EQ(SPV_ERROR_INVALID_ID, result);
EXPECT_THAT(getDiagnosticString(), HasSubstr(GetParam().expect_err));
}
}
#define GOOD_SHADER_10(STR) \
{ SPV_ENV_UNIVERSAL_1_0, kShaderPreamble kBasicTypes STR, true, "" }
#define GOOD_KERNEL_10(STR) \
{ SPV_ENV_UNIVERSAL_1_0, kKernelPreamble kBasicTypes STR, true, "" }
INSTANTIATE_TEST_SUITE_P(
UniversalInShader, ValidateConstantOp,
ValuesIn(std::vector<ConstantOpCase>{
// TODO(dneto): Conversions must change width.
GOOD_SHADER_10("%v = OpSpecConstantOp %uint SConvert %uint_0"),
GOOD_SHADER_10("%v = OpSpecConstantOp %float FConvert %float_0"),
GOOD_SHADER_10("%v = OpSpecConstantOp %uint SNegate %uint_0"),
GOOD_SHADER_10("%v = OpSpecConstantOp %uint Not %uint_0"),
GOOD_SHADER_10("%v = OpSpecConstantOp %uint IAdd %uint_0 %uint_0"),
GOOD_SHADER_10("%v = OpSpecConstantOp %uint ISub %uint_0 %uint_0"),
GOOD_SHADER_10("%v = OpSpecConstantOp %uint IMul %uint_0 %uint_0"),
GOOD_SHADER_10("%v = OpSpecConstantOp %uint UDiv %uint_0 %uint_0"),
GOOD_SHADER_10("%v = OpSpecConstantOp %uint SDiv %uint_0 %uint_0"),
GOOD_SHADER_10("%v = OpSpecConstantOp %uint UMod %uint_0 %uint_0"),
GOOD_SHADER_10("%v = OpSpecConstantOp %uint SRem %uint_0 %uint_0"),
GOOD_SHADER_10("%v = OpSpecConstantOp %uint SMod %uint_0 %uint_0"),
GOOD_SHADER_10(
"%v = OpSpecConstantOp %uint ShiftRightLogical %uint_0 %uint_0"),
GOOD_SHADER_10(
"%v = OpSpecConstantOp %uint ShiftRightArithmetic %uint_0 %uint_0"),
GOOD_SHADER_10(
"%v = OpSpecConstantOp %uint ShiftLeftLogical %uint_0 %uint_0"),
GOOD_SHADER_10("%v = OpSpecConstantOp %uint BitwiseOr %uint_0 %uint_0"),
GOOD_SHADER_10(
"%v = OpSpecConstantOp %uint BitwiseXor %uint_0 %uint_0"),
GOOD_SHADER_10(
"%v = OpSpecConstantOp %uint2 VectorShuffle %uint2_0 %uint2_0 1 3"),
GOOD_SHADER_10(
"%v = OpSpecConstantOp %uint CompositeExtract %uint2_0 1"),
GOOD_SHADER_10(
"%v = OpSpecConstantOp %uint2 CompositeInsert %uint_0 %uint2_0 1"),
GOOD_SHADER_10("%v = OpSpecConstantOp %bool LogicalOr %true %false"),
GOOD_SHADER_10("%v = OpSpecConstantOp %bool LogicalNot %true"),
GOOD_SHADER_10("%v = OpSpecConstantOp %bool LogicalAnd %true %false"),
GOOD_SHADER_10("%v = OpSpecConstantOp %bool LogicalEqual %true %false"),
GOOD_SHADER_10(
"%v = OpSpecConstantOp %bool LogicalNotEqual %true %false"),
GOOD_SHADER_10(
"%v = OpSpecConstantOp %uint Select %true %uint_0 %uint_0"),
GOOD_SHADER_10("%v = OpSpecConstantOp %bool IEqual %uint_0 %uint_0"),
GOOD_SHADER_10("%v = OpSpecConstantOp %bool INotEqual %uint_0 %uint_0"),
GOOD_SHADER_10("%v = OpSpecConstantOp %bool ULessThan %uint_0 %uint_0"),
GOOD_SHADER_10("%v = OpSpecConstantOp %bool SLessThan %uint_0 %uint_0"),
GOOD_SHADER_10(
"%v = OpSpecConstantOp %bool ULessThanEqual %uint_0 %uint_0"),
GOOD_SHADER_10(
"%v = OpSpecConstantOp %bool SLessThanEqual %uint_0 %uint_0"),
GOOD_SHADER_10(
"%v = OpSpecConstantOp %bool UGreaterThan %uint_0 %uint_0"),
GOOD_SHADER_10(
"%v = OpSpecConstantOp %bool UGreaterThanEqual %uint_0 %uint_0"),
GOOD_SHADER_10(
"%v = OpSpecConstantOp %bool SGreaterThan %uint_0 %uint_0"),
GOOD_SHADER_10(
"%v = OpSpecConstantOp %bool SGreaterThanEqual %uint_0 %uint_0"),
}));
INSTANTIATE_TEST_SUITE_P(
UniversalInKernel, ValidateConstantOp,
ValuesIn(std::vector<ConstantOpCase>{
// TODO(dneto): Conversions must change width.
GOOD_KERNEL_10("%v = OpSpecConstantOp %uint SConvert %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %float FConvert %float_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %uint SNegate %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %uint Not %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %uint IAdd %uint_0 %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %uint ISub %uint_0 %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %uint IMul %uint_0 %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %uint UDiv %uint_0 %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %uint SDiv %uint_0 %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %uint UMod %uint_0 %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %uint SRem %uint_0 %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %uint SMod %uint_0 %uint_0"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %uint ShiftRightLogical %uint_0 %uint_0"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %uint ShiftRightArithmetic %uint_0 %uint_0"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %uint ShiftLeftLogical %uint_0 %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %uint BitwiseOr %uint_0 %uint_0"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %uint BitwiseXor %uint_0 %uint_0"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %uint2 VectorShuffle %uint2_0 %uint2_0 1 3"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %uint CompositeExtract %uint2_0 1"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %uint2 CompositeInsert %uint_0 %uint2_0 1"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %bool LogicalOr %true %false"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %bool LogicalNot %true"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %bool LogicalAnd %true %false"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %bool LogicalEqual %true %false"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %bool LogicalNotEqual %true %false"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %uint Select %true %uint_0 %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %bool IEqual %uint_0 %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %bool INotEqual %uint_0 %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %bool ULessThan %uint_0 %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %bool SLessThan %uint_0 %uint_0"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %bool ULessThanEqual %uint_0 %uint_0"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %bool SLessThanEqual %uint_0 %uint_0"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %bool UGreaterThan %uint_0 %uint_0"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %bool UGreaterThanEqual %uint_0 %uint_0"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %bool SGreaterThan %uint_0 %uint_0"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %bool SGreaterThanEqual %uint_0 %uint_0"),
}));
INSTANTIATE_TEST_SUITE_P(
UConvert, ValidateConstantOp,
ValuesIn(std::vector<ConstantOpCase>{
// TODO(dneto): Conversions must change width.
{SPV_ENV_UNIVERSAL_1_0,
kKernelPreamble kBasicTypes
"%v = OpSpecConstantOp %uint UConvert %uint_0",
true, ""},
{SPV_ENV_UNIVERSAL_1_1,
kKernelPreamble kBasicTypes
"%v = OpSpecConstantOp %uint UConvert %uint_0",
true, ""},
{SPV_ENV_UNIVERSAL_1_3,
kKernelPreamble kBasicTypes
"%v = OpSpecConstantOp %uint UConvert %uint_0",
true, ""},
{SPV_ENV_UNIVERSAL_1_3,
kKernelPreamble kBasicTypes
"%v = OpSpecConstantOp %uint UConvert %uint_0",
true, ""},
{SPV_ENV_UNIVERSAL_1_4,
kKernelPreamble kBasicTypes
"%v = OpSpecConstantOp %uint UConvert %uint_0",
true, ""},
{SPV_ENV_UNIVERSAL_1_0,
kShaderPreamble kBasicTypes
"%v = OpSpecConstantOp %uint UConvert %uint_0",
false,
"Prior to SPIR-V 1.4, specialization constant operation "
"UConvert requires Kernel capability"},
{SPV_ENV_UNIVERSAL_1_1,
kShaderPreamble kBasicTypes
"%v = OpSpecConstantOp %uint UConvert %uint_0",
false,
"Prior to SPIR-V 1.4, specialization constant operation "
"UConvert requires Kernel capability"},
{SPV_ENV_UNIVERSAL_1_3,
kShaderPreamble kBasicTypes
"%v = OpSpecConstantOp %uint UConvert %uint_0",
false,
"Prior to SPIR-V 1.4, specialization constant operation "
"UConvert requires Kernel capability"},
{SPV_ENV_UNIVERSAL_1_3,
kShaderPreamble kBasicTypes
"%v = OpSpecConstantOp %uint UConvert %uint_0",
false,
"Prior to SPIR-V 1.4, specialization constant operation "
"UConvert requires Kernel capability"},
{SPV_ENV_UNIVERSAL_1_4,
kShaderPreamble kBasicTypes
"%v = OpSpecConstantOp %uint UConvert %uint_0",
true, ""},
}));
INSTANTIATE_TEST_SUITE_P(
KernelInKernel, ValidateConstantOp,
ValuesIn(std::vector<ConstantOpCase>{
// TODO(dneto): Conversions must change width.
GOOD_KERNEL_10("%v = OpSpecConstantOp %uint ConvertFToS %float_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %float ConvertSToF %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %uint ConvertFToU %float_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %float ConvertUToF %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %uint UConvert %uint_0"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %_ptr_uint GenericCastToPtr %null"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %_ptr_uint PtrCastToGeneric %null"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %uint Bitcast %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %float FNegate %float_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %float FAdd %float_0 %float_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %float FSub %float_0 %float_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %float FMul %float_0 %float_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %float FDiv %float_0 %float_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %float FRem %float_0 %float_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %float FMod %float_0 %float_0"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %_ptr_uint AccessChain %null %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %_ptr_uint InBoundsAccessChain "
"%null %uint_0"),
GOOD_KERNEL_10(
"%v = OpSpecConstantOp %_ptr_uint PtrAccessChain %null %uint_0"),
GOOD_KERNEL_10("%v = OpSpecConstantOp %_ptr_uint "
"InBoundsPtrAccessChain %null %uint_0"),
}));
#define BAD_SHADER_10(STR, NAME) \
{ \
SPV_ENV_UNIVERSAL_1_0, kShaderPreamble kBasicTypes STR, false, \
"Specialization constant operation " NAME \
" requires Kernel capability" \
}
INSTANTIATE_TEST_SUITE_P(
KernelInShader, ValidateConstantOp,
ValuesIn(std::vector<ConstantOpCase>{
// TODO(dneto): Conversions must change width.
BAD_SHADER_10("%v = OpSpecConstantOp %uint ConvertFToS %float_0",
"ConvertFToS"),
BAD_SHADER_10("%v = OpSpecConstantOp %float ConvertSToF %uint_0",
"ConvertSToF"),
BAD_SHADER_10("%v = OpSpecConstantOp %uint ConvertFToU %float_0",
"ConvertFToU"),
BAD_SHADER_10("%v = OpSpecConstantOp %float ConvertUToF %uint_0",
"ConvertUToF"),
BAD_SHADER_10("%v = OpSpecConstantOp %_ptr_uint GenericCastToPtr %null",
"GenericCastToPtr"),
BAD_SHADER_10("%v = OpSpecConstantOp %_ptr_uint PtrCastToGeneric %null",
"PtrCastToGeneric"),
BAD_SHADER_10("%v = OpSpecConstantOp %uint Bitcast %uint_0", "Bitcast"),
BAD_SHADER_10("%v = OpSpecConstantOp %float FNegate %float_0",
"FNegate"),
BAD_SHADER_10("%v = OpSpecConstantOp %float FAdd %float_0 %float_0",
"FAdd"),
BAD_SHADER_10("%v = OpSpecConstantOp %float FSub %float_0 %float_0",
"FSub"),
BAD_SHADER_10("%v = OpSpecConstantOp %float FMul %float_0 %float_0",
"FMul"),
BAD_SHADER_10("%v = OpSpecConstantOp %float FDiv %float_0 %float_0",
"FDiv"),
BAD_SHADER_10("%v = OpSpecConstantOp %float FRem %float_0 %float_0",
"FRem"),
BAD_SHADER_10("%v = OpSpecConstantOp %float FMod %float_0 %float_0",
"FMod"),
BAD_SHADER_10(
"%v = OpSpecConstantOp %_ptr_uint AccessChain %null %uint_0",
"AccessChain"),
BAD_SHADER_10("%v = OpSpecConstantOp %_ptr_uint InBoundsAccessChain "
"%null %uint_0",
"InBoundsAccessChain"),
BAD_SHADER_10(
"%v = OpSpecConstantOp %_ptr_uint PtrAccessChain %null %uint_0",
"PtrAccessChain"),
BAD_SHADER_10("%v = OpSpecConstantOp %_ptr_uint "
"InBoundsPtrAccessChain %null %uint_0",
"InBoundsPtrAccessChain"),
}));
INSTANTIATE_TEST_SUITE_P(
UConvertInAMD_gpu_shader_int16, ValidateConstantOp,
ValuesIn(std::vector<ConstantOpCase>{
// SPV_AMD_gpu_shader_int16 should enable UConvert for OpSpecConstantOp
// https://github.com/KhronosGroup/glslang/issues/848
{SPV_ENV_UNIVERSAL_1_0,
"OpCapability Shader "
"OpCapability Linkage ; So we don't need to define a function\n"
"OpExtension \"SPV_AMD_gpu_shader_int16\" "
"OpMemoryModel Logical Simple " kBasicTypes
"%v = OpSpecConstantOp %uint UConvert %uint_0",
true, ""},
}));
TEST_F(ValidateConstant, SpecConstantUConvert1p3Binary1p4EnvBad) {
const std::string spirv = R"(
OpCapability Shader
OpCapability Linkage
OpMemoryModel Logical GLSL450
%int = OpTypeInt 32 0
%int0 = OpConstant %int 0
%const = OpSpecConstantOp %int UConvert %int0
)";
CompileSuccessfully(spirv, SPV_ENV_UNIVERSAL_1_3);
EXPECT_EQ(SPV_ERROR_INVALID_ID, ValidateInstructions(SPV_ENV_UNIVERSAL_1_4));
EXPECT_THAT(
getDiagnosticString(),
HasSubstr(
"Prior to SPIR-V 1.4, specialization constant operation UConvert "
"requires Kernel capability or extension SPV_AMD_gpu_shader_int16"));
}
using SmallStorageConstants = spvtest::ValidateBase<std::string>;
CodeGenerator GetSmallStorageCodeGenerator() {
CodeGenerator generator;
generator.capabilities_ = R"(
OpCapability Shader
OpCapability Linkage
OpCapability UniformAndStorageBuffer16BitAccess
OpCapability StoragePushConstant16
OpCapability StorageInputOutput16
OpCapability UniformAndStorageBuffer8BitAccess
OpCapability StoragePushConstant8
)";
generator.extensions_ = R"(
OpExtension "SPV_KHR_16bit_storage"
OpExtension "SPV_KHR_8bit_storage"
)";
generator.memory_model_ = "OpMemoryModel Logical GLSL450\n";
generator.types_ = R"(
%short = OpTypeInt 16 0
%short2 = OpTypeVector %short 2
%char = OpTypeInt 8 0
%char2 = OpTypeVector %char 2
%half = OpTypeFloat 16
%half2 = OpTypeVector %half 2
%int = OpTypeInt 32 0
%int_0 = OpConstant %int 0
%float = OpTypeFloat 32
%float_0 = OpConstant %float 0
)";
return generator;
}
TEST_P(SmallStorageConstants, SmallConstant) {
std::string constant = GetParam();
CodeGenerator generator = GetSmallStorageCodeGenerator();
generator.after_types_ += constant + "\n";
CompileSuccessfully(generator.Build(), SPV_ENV_UNIVERSAL_1_3);
EXPECT_EQ(SPV_ERROR_INVALID_ID, ValidateInstructions(SPV_ENV_UNIVERSAL_1_3));
EXPECT_THAT(getDiagnosticString(),
HasSubstr("Cannot form constants of 8- or 16-bit types"));
}
// Constant composites would be caught through scalar constants.
INSTANTIATE_TEST_SUITE_P(
SmallConstants, SmallStorageConstants,
Values("%c = OpConstant %char 0", "%c = OpConstantNull %char2",
"%c = OpConstant %short 0", "%c = OpConstantNull %short",
"%c = OpConstant %half 0", "%c = OpConstantNull %half",
"%c = OpSpecConstant %char 0", "%c = OpSpecConstant %short 0",
"%c = OpSpecConstant %half 0",
"%c = OpSpecConstantOp %char SConvert %int_0",
"%c = OpSpecConstantOp %short SConvert %int_0",
"%c = OpSpecConstantOp %half FConvert %float_0"));
TEST_F(ValidateConstant, NullPointerTo16BitStorageOk) {
std::string spirv = R"(
OpCapability Shader
OpCapability VariablePointersStorageBuffer
OpCapability UniformAndStorageBuffer16BitAccess
OpCapability Linkage
OpExtension "SPV_KHR_16bit_storage"
OpMemoryModel Logical GLSL450
%half = OpTypeFloat 16
%ptr_ssbo_half = OpTypePointer StorageBuffer %half
%null_ptr = OpConstantNull %ptr_ssbo_half
)";
CompileSuccessfully(spirv, SPV_ENV_UNIVERSAL_1_3);
EXPECT_EQ(SPV_SUCCESS, ValidateInstructions(SPV_ENV_UNIVERSAL_1_3));
}
TEST_F(ValidateConstant, NullMatrix) {
std::string spirv = R"(
OpCapability Shader
OpCapability Linkage
OpMemoryModel Logical GLSL450
%float = OpTypeFloat 32
%v2float = OpTypeVector %float 2
%mat2x2 = OpTypeMatrix %v2float 2
%null_vector = OpConstantNull %v2float
%null_matrix = OpConstantComposite %mat2x2 %null_vector %null_vector
)";
CompileSuccessfully(spirv);
EXPECT_EQ(SPV_SUCCESS, ValidateInstructions());
}
TEST_F(ValidateConstant, NullPhysicalStorageBuffer) {
std::string spirv = R"(
OpCapability Shader
OpCapability PhysicalStorageBufferAddresses
OpCapability Linkage
OpExtension "SPV_KHR_physical_storage_buffer"
OpMemoryModel PhysicalStorageBuffer64 GLSL450
OpName %ptr "ptr"
%int = OpTypeInt 32 0
%ptr = OpTypePointer PhysicalStorageBuffer %int
%null = OpConstantNull %ptr
)";
CompileSuccessfully(spirv);
EXPECT_EQ(SPV_ERROR_INVALID_ID, ValidateInstructions());
EXPECT_THAT(getDiagnosticString(),
HasSubstr("OpConstantNull Result Type <id> '1[%ptr]' cannot have "
"a null value"));
}
} // namespace
} // namespace val
} // namespace spvtools