25 lines
		
	
	
		
			438 B
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			25 lines
		
	
	
		
			438 B
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: opt < %s -ipsccp -S | grep -v "ret i512 undef" | \
 | |
| ; RUN:   grep "ret i8 2"
 | |
| 
 | |
| define internal i512 @test(i1 %B) {
 | |
| 	br i1 %B, label %BB1, label %BB2
 | |
| BB1:
 | |
| 	%Val = add i512 0, 1
 | |
| 	br label %BB3
 | |
| BB2:
 | |
| 	br label %BB3
 | |
| BB3:
 | |
| 	%Ret = phi i512 [%Val, %BB1], [2, %BB2]
 | |
| 	ret i512 %Ret
 | |
| }
 | |
| 
 | |
| define i8 @caller()
 | |
| {
 | |
|     %t1 = and i2 2, 1
 | |
|     %t11 = trunc i2 %t1 to i1
 | |
|     %t2 = call i512 @test(i1 %t11)
 | |
|     %t3 = trunc i512 %t2 to i8
 | |
|     ret i8 %t3
 | |
| }
 | |
| 
 |