src/tint/lang/spirv/writer/ast_writer_fuzz.cc

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// GEN_BUILD:CONDITION(tint_build_wgsl_reader)

#include "src/tint/lang/spirv/writer/writer.h"

#include "src/tint/cmd/fuzz/wgsl/fuzz.h"
#include "src/tint/lang/spirv/validate/validate.h"
#include "src/tint/lang/wgsl/helpers/apply_substitute_overrides.h"

namespace tint::spirv::writer {
namespace {

void ASTPrinterFuzzer(const tint::Program& program, const Options& options) {
    auto transformed = tint::wgsl::ApplySubstituteOverrides(program);
    auto& no_overrides = transformed ? transformed.value() : program;
    if (!no_overrides.IsValid()) {
        return;
    }
    auto output = Generate(no_overrides, options);
    if (output != Success) {
        return;
    }
    auto& spirv = output->spirv;
    if (auto res = validate::Validate(Slice(spirv.data(), spirv.size()), SPV_ENV_VULKAN_1_1);
        res != Success) {
        TINT_ICE() << "Output of SPIR-V writer failed to validate with SPIR-V Tools\n"
                   << res.Failure();
    }
}

}  // namespace
}  // namespace tint::spirv::writer

TINT_WGSL_PROGRAM_FUZZER(tint::spirv::writer::ASTPrinterFuzzer);