| // RUN: not llvm-tblgen -gen-asm-writer -DT0 -I %p -I %p/../../include %s 2>&1 | FileCheck %s -DFILE=%s | 
 | // RUN: not llvm-tblgen -gen-asm-writer -DT1 -I %p -I %p/../../include %s 2>&1 | FileCheck %s -DFILE=%s --check-prefix=CHECK1 | 
 | // RUN: not llvm-tblgen -gen-asm-writer -DT2 -I %p -I %p/../../include %s 2>&1 | FileCheck %s -DFILE=%s --check-prefix=CHECK2 | 
 | // RUN: not llvm-tblgen -gen-asm-writer -DT3 -I %p -I %p/../../include %s 2>&1 | FileCheck %s -DFILE=%s --check-prefix=CHECK3 | 
 | // RUN: not llvm-tblgen -gen-asm-writer -DT4 -I %p -I %p/../../include %s 2>&1 | FileCheck %s -DFILE=%s --check-prefix=CHECK4 | 
 |  | 
 | include "ConstraintChecking.inc" | 
 |  | 
 | // Make sure exactly the token "=" appears. | 
 |  | 
 | #ifdef T0 | 
 | // CHECK: [[FILE]]:[[@LINE+1]]:5: error: Unrecognized constraint '$dest1 != $src2' in 'Foo' | 
 | def Foo : TestInstructionWithConstraints<"$dest1 != $src2">; | 
 | #endif | 
 |  | 
 | #ifdef T1 | 
 | // CHECK1: [[FILE]]:[[@LINE+1]]:5: error: Unrecognized constraint '$dest1 == $src2' in 'Foo' | 
 | def Foo : TestInstructionWithConstraints<"$dest1 == $src2">; | 
 | #endif | 
 |  | 
 | #ifdef T2 | 
 | // CHECK2: [[FILE]]:[[@LINE+1]]:5: error: Unrecognized constraint '= $rhs' in 'Foo' | 
 | def Foo : TestInstructionWithConstraints<"= $rhs">; | 
 | #endif | 
 |  | 
 | #ifdef T3 | 
 | // CHECK3: [[FILE]]:[[@LINE+1]]:5: error: Unrecognized constraint '$lhs =' in 'Foo' | 
 | def Foo : TestInstructionWithConstraints<"$lhs =">; | 
 | #endif | 
 |  | 
 | #ifdef T4 | 
 | // CHECK4: [[FILE]]:[[@LINE+1]]:5: error: Unrecognized constraint '=' in 'Foo' | 
 | def Foo : TestInstructionWithConstraints<"=">; | 
 | #endif |