| // REQUIRES: directx-registered-target | 
 |  | 
 | // Supported targets | 
 | // | 
 | // RUN: %clang -target dxil--shadermodel6.2-pixel %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-VALID %s | 
 | // RUN: %clang -target dxil-unknown-shadermodel6.2-pixel %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-VALID %s | 
 | // RUN: %clang -target dxil--shadermodel6.2-library %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-VALID %s | 
 | // RUN: %clang -target dxil-unknown-shadermodel6.2-library %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-VALID %s | 
 |  | 
 | // Empty shader model | 
 | // | 
 | // RUN: not %clang -target dxil %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-NO-OS %s | 
 |  | 
 | // Invalid shader models | 
 | // | 
 | // RUN: not %clang -target dxil--linux %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-BAD-OS %s | 
 | // RUN: not %clang -target dxil--win32 %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-BAD-OS %s | 
 | // RUN: not %clang -target dxil--unknown %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-BAD-OS %s | 
 | // RUN: not %clang -target dxil--invalidos %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-BAD-OS %s | 
 |  | 
 | // Bad shader model versions. Currently we just check for any version at all. | 
 | // | 
 | // RUN: not %clang -target dxil--shadermodel %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-BAD-OS %s | 
 | // RUN: not %clang -target dxil--shadermodel0.0 %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-BAD-OS %s | 
 |  | 
 | // Empty shader stage | 
 | // | 
 | // RUN: not %clang -target dxil-shadermodel6.2 %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-NO-ENV %s | 
 | // RUN: not %clang -target dxil--shadermodel6.2 %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-NO-ENV %s | 
 | // RUN: not %clang -target dxil--shadermodel6.2 %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-NO-ENV %s | 
 |  | 
 | // Invalid shader stages | 
 | // | 
 | // RUN: not %clang -target dxil--shadermodel6.2-unknown %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-BAD-ENV %s | 
 | // RUN: not %clang --target=dxil--shadermodel6.2-invalidenvironment %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-BAD-ENV-DRV %s | 
 | // RUN: not %clang -target dxil--shadermodel6.2-eabi %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-BAD-ENV %s | 
 | // RUN: not %clang -target dxil--shadermodel6.2-msvc %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-BAD-ENV %s | 
 |  | 
 | // Non-dxil targets | 
 | // | 
 | // RUN: not %clang -target x86_64-unknown-unknown %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-BAD-TARGET %s | 
 | // RUN: not %clang -target x86_64-linux %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-BAD-TARGET %s | 
 | // RUN: not %clang -target amdgcn %s -S -o /dev/null 2>&1 | FileCheck --check-prefix=CHECK-BAD-TARGET %s | 
 |  | 
 | // CHECK-VALID-NOT: error: | 
 | // CHECK-NO-OS: error: shader model is required as OS in target '{{.*}}' for HLSL code generation | 
 | // CHECK-BAD-OS: error: shader model '{{.*}}' in target '{{.*}}' is invalid for HLSL code generation | 
 | // CHECK-NO-ENV: error: shader stage is required as environment in target '{{.*}}' for HLSL code generation | 
 | // CHECK-BAD-ENV: error: shader stage '{{.*}}' in target '{{.*}}' is invalid for HLSL code generation | 
 | // CHECK-BAD-ENV-DRV: error: version '{{.*}}' in target triple '{{.*}}' is invalid | 
 | // CHECK-BAD-TARGET: error: HLSL code generation is unsupported for target '{{.*}}' | 
 |  | 
 | [shader("pixel")] | 
 | void main() {} |