58 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			58 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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| ; RUN: opt -jump-threading -correlated-propagation %s -S | FileCheck %s
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| 
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| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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| target triple = "x86_64-unknown-linux-gnu"
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| 
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| declare i8* @foo()
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| 
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| declare i32 @rust_eh_personality() unnamed_addr
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| 
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| ; Function Attrs: nounwind
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| declare void @llvm.assume(i1) #0
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| 
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| define void @patatino() personality i32 ()* @rust_eh_personality {
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| ; CHECK-LABEL: @patatino(
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| ; CHECK-NEXT:  bb9:
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| ; CHECK-NEXT:    [[T9:%.*]] = invoke i8* @foo()
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| ; CHECK-NEXT:    to label [[GOOD:%.*]] unwind label [[BAD:%.*]]
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| ; CHECK:       bad:
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| ; CHECK-NEXT:    [[T10:%.*]] = landingpad { i8*, i32 }
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| ; CHECK-NEXT:    cleanup
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| ; CHECK-NEXT:    resume { i8*, i32 } [[T10]]
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| ; CHECK:       good:
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| ; CHECK-NEXT:    [[T11:%.*]] = icmp ne i8* [[T9]], null
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| ; CHECK-NEXT:    [[T12:%.*]] = zext i1 [[T11]] to i64
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| ; CHECK-NEXT:    [[COND:%.*]] = icmp eq i64 [[T12]], 1
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| ; CHECK-NEXT:    br i1 [[COND]], label [[IF_TRUE:%.*]], label [[DONE:%.*]]
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| ; CHECK:       if_true:
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| ; CHECK-NEXT:    call void @llvm.assume(i1 [[T11]])
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| ; CHECK-NEXT:    br label [[DONE]]
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| ; CHECK:       done:
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| ; CHECK-NEXT:    ret void
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| ;
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| bb9:
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|   %t9 = invoke i8* @foo()
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|   to label %good unwind label %bad
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| 
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| bad:
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|   %t10 = landingpad { i8*, i32 }
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|   cleanup
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|   resume { i8*, i32 } %t10
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| 
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| good:
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|   %t11 = icmp ne i8* %t9, null
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|   %t12 = zext i1 %t11 to i64
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|   %cond = icmp eq i64 %t12, 1
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|   br i1 %cond, label %if_true, label %done
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| 
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| if_true:
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|   call void @llvm.assume(i1 %t11)
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|   br label %done
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| 
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| done:
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|   ret void
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| }
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| 
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| attributes #0 = { nounwind }
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