| 
							
							; RUN: not llvm-as < %s > /dev/null 2> %t
 | 
						
						
						
						
							 | 
							
							; RUN: FileCheck %s --input-file=%t
 | 
						
						
						
						
							 | 
							
							; CHECK: basic block pointers are invalid
 | 
						
						
						
						
							 | 
							
							
 | 
						
						
						
						
							 | 
							
							define i32 @main() {
 | 
						
						
						
						
							 | 
							
							         %foo  = call i8* %llvm.stacksave()
 | 
						
						
						
						
							 | 
							
							         %foop = bitcast i8* %foo to label*
 | 
						
						
						
						
							 | 
							
							         %nret = load label, label* %foop
 | 
						
						
						
						
							 | 
							
							         br label %nret
 | 
						
						
						
						
							 | 
							
							}
 |