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			459 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			459 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
| ; UNSUPPORTED: windows
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| 
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| ; RUN: sed -e s/.T1:// %s | not llvm-as -disable-output 2>&1 | FileCheck --check-prefix=CHECK1 %s
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| ; RUN: sed -e s/.T2:// %s | not llvm-as -disable-output 2>&1 | FileCheck --check-prefix=CHECK2 %s
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| ; RUN: sed -e s/.T3:// %s | not llvm-as -disable-output 2>&1 | FileCheck --check-prefix=CHECK3 %s
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| ; RUN: sed -e s/.T4:// %s | not llvm-as -disable-output 2>&1 | FileCheck --check-prefix=CHECK4 %s
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| ; RUN: sed -e s/.T5:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK5 %s
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| ; RUN: sed -e s/.T6:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK6 %s
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| ; RUN: sed -e s/.T7:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK7 %s
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| ; RUN: sed -e s/.T8:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK8 %s
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| ; RUN: sed -e s/.T9:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK9 %s
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| ; RUN: sed -e s/.T10:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK10 %s
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| ; RUN: sed -e s/.T11:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK11 %s
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| ; RUN: sed -e s/.T12:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK12 %s
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| ; RUN: sed -e s/.T13:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK13 %s
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| ; RUN: sed -e s/.T14:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK14 %s
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| ; RUN: sed -e s/.T15:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK15 %s
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| ; RUN: sed -e s/.T16:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK16 %s
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| ; RUN: sed -e s/.T17:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK17 %s
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| ; RUN: sed -e s/.T18:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK18 %s
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| ; RUN: sed -e s/.T19:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK19 %s
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| ; RUN: sed -e s/.T20:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK20 %s
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| ; RUN: sed -e s/.T21:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK21 %s
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| ; RUN: sed -e s/.T22:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK22 %s
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| ; RUN: sed -e s/.T23:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK23 %s
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| ; RUN: sed -e s/.T24:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK24 %s
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| ; RUN: sed -e s/.T25:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK25 %s
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| ; RUN: sed -e s/.T26:// %s | not opt -verify -disable-output 2>&1 | FileCheck --check-prefix=CHECK26 %s
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| 
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| declare void @g()
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| 
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| ;T1: define void @f() {
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| ;T1:   entry:
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| ;T1:     catchret from undef to label %next
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| ;T1:     ; CHECK1: CatchReturnInst needs to be provided a CatchPad
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| ;T1:   next:
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| ;T1:     unreachable
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| ;T1: }
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| 
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| ;T2: define void @f() {
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| ;T2:   entry:
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| ;T2:     %x = cleanuppad within none []
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| ;T2:     ; catchret's first operand's operator must be catchpad
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| ;T2:     catchret from %x to label %entry
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| ;T2:     ; CHECK2: CatchReturnInst needs to be provided a CatchPad
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| ;T2: }
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| 
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| ;T3: define void @f() {
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| ;T3:   entry:
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| ;T3:     cleanupret from undef unwind label %next
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| ;T3:     ; CHECK3: CleanupReturnInst needs to be provided a CleanupPad
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| ;T3:   next:
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| ;T3:     unreachable
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| ;T3: }
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| 
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| ;T4: define void @f() {
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| ;T4:   entry:
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| ;T4:     %cs = catchswitch within none [label %next] unwind to caller
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| ;T4:   next:
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| ;T4:     %x = catchpad within %cs []
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| ;T4:     ; cleanupret first operand's operator must be cleanuppad
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| ;T4:     cleanupret from %x unwind to caller
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| ;T4:     ; CHECK4: CleanupReturnInst needs to be provided a CleanupPad
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| ;T4: }
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| 
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| ;T5: define void @f() personality void ()* @g {
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| ;T5:   entry:
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| ;T5:     ret void
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| ;T5:   switch:
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| ;T5:     %cs = catchswitch within none [label %catch] unwind to caller
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| ;T5:   catch:
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| ;T5:     catchpad within %cs []
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| ;T5:     unreachable
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| ;T5:   bogus:
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| ;T5:     cleanuppad within %cs []
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| ;T5:     ; CHECK5: CleanupPadInst has an invalid parent
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| ;T5:     unreachable
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| ;T5: }
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| 
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| ;T6: define void @f() personality void ()* @g {
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| ;T6:   entry:
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| ;T6:     ret void
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| ;T6:   switch1:
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| ;T6:     %cs1 = catchswitch within none [label %catch1] unwind label %catch2
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| ;T6:     ; CHECK6: Block containg CatchPadInst must be jumped to only by its catchswitch
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| ;T6:   catch1:
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| ;T6:     catchpad within %cs1 []
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| ;T6:     unreachable
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| ;T6:   switch2:
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| ;T6:     %cs2 = catchswitch within none [label %catch2] unwind to caller
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| ;T6:   catch2:
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| ;T6:     catchpad within %cs2 []
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| ;T6:     unreachable
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| ;T6: }
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| 
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| ;T7: define void @f() personality void ()* @g {
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| ;T7:   entry:
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| ;T7:     ret void
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| ;T7:   switch1:
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| ;T7:     %cs1 = catchswitch within none [label %catch1] unwind to caller
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| ;T7:   catch1:
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| ;T7:     catchpad within %cs1 []
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| ;T7:     unreachable
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| ;T7:   switch2:
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| ;T7:     %cs2 = catchswitch within %cs1 [label %catch2] unwind to caller
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| ;T7:     ; CHECK7: CatchSwitchInst has an invalid parent
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| ;T7:   catch2:
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| ;T7:     catchpad within %cs2 []
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| ;T7:     unreachable
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| ;T7: }
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| 
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| ;T8: define void @f() personality void ()* @g {
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| ;T8:   entry:
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| ;T8:     ret void
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| ;T8:   switch1:
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| ;T8:     %cs1 = catchswitch within none [ label %switch1 ] unwind to caller
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| ;T8:     ; CHECK8: CatchSwitchInst handlers must be catchpads
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| ;T8: }
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| 
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| ;T9: define void @f() personality void ()* @g {
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| ;T9:   entry:
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| ;T9:     ret void
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| ;T9:   cleanup:
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| ;T9:     %cp = cleanuppad within none []
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| ;T9:     invoke void @g() [ "funclet"(token %cp) ]
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| ;T9:       to label %exit unwind label %cleanup
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| ;T9:       ; CHECK9: EH pad cannot handle exceptions raised within it
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| ;T9:       ; CHECK9-NEXT: %cp = cleanuppad within none []
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| ;T9:       ; CHECK9-NEXT: invoke void @g() [ "funclet"(token %cp) ]
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| ;T9:   exit:
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| ;T9:     ret void
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| ;T9: }
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| 
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| ;T10: define void @f() personality void ()* @g {
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| ;T10:   entry:
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| ;T10:     ret void
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| ;T10:   cleanup1:
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| ;T10:     %cp1 = cleanuppad within none []
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| ;T10:     unreachable
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| ;T10:   switch:
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| ;T10:     %cs = catchswitch within %cp1 [label %catch] unwind to caller
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| ;T10:   catch:
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| ;T10:     %catchp1 = catchpad within %cs [i32 1]
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| ;T10:     unreachable
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| ;T10:   cleanup2:
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| ;T10:     %cp2 = cleanuppad within %catchp1 []
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| ;T10:     unreachable
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| ;T10:   cleanup3:
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| ;T10:     %cp3 = cleanuppad within %cp2 []
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| ;T10:     cleanupret from %cp3 unwind label %switch
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| ;T10:       ; CHECK10: EH pad cannot handle exceptions raised within it
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| ;T10:       ; CHECK10-NEXT: %cs = catchswitch within %cp1 [label %catch] unwind to caller
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| ;T10:       ; CHECK10-NEXT: cleanupret from %cp3 unwind label %switch
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| ;T10: }
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| 
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| ;T11: define void @f() personality void ()* @g {
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| ;T11:   entry:
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| ;T11:     ret void
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| ;T11:   cleanup1:
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| ;T11:     %cp1 = cleanuppad within none []
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| ;T11:     unreachable
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| ;T11:   cleanup2:
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| ;T11:     %cp2 = cleanuppad within %cp1 []
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| ;T11:     unreachable
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| ;T11:   switch:
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| ;T11:     %cs = catchswitch within none [label %catch] unwind label %cleanup2
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| ;T11:     ; CHECK11: A single unwind edge may only enter one EH pad
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| ;T11:     ; CHECK11-NEXT: %cs = catchswitch within none [label %catch] unwind label %cleanup2
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| ;T11:   catch:
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| ;T11:     catchpad within %cs [i32 1]
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| ;T11:     unreachable
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| ;T11: }
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| 
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| ;T12: define void @f() personality void ()* @g {
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| ;T12:   entry:
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| ;T12:     ret void
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| ;T12:   cleanup:
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| ;T12:     %cp = cleanuppad within none []
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| ;T12:     cleanupret from %cp unwind label %switch
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| ;T12:     ; CHECK12: A cleanupret must exit its cleanup
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| ;T12:     ; CHECK12-NEXT: cleanupret from %cp unwind label %switch
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| ;T12:   switch:
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| ;T12:     %cs = catchswitch within %cp [label %catch] unwind to caller
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| ;T12:   catch:
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| ;T12:     catchpad within %cs [i32 1]
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| ;T12:     unreachable
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| ;T12: }
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| 
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| ;T13: define void @f() personality void ()* @g {
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| ;T13:   entry:
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| ;T13:     ret void
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| ;T13:   switch:
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| ;T13:     %cs = catchswitch within none [label %catch] unwind label %switch
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| ;T13:     ; CHECK13: EH pad cannot handle exceptions raised within it
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| ;T13:     ; CHECK13-NEXT:  %cs = catchswitch within none [label %catch] unwind label %switch
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| ;T13:   catch:
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| ;T13:     catchpad within %cs [i32 0]
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| ;T13:     unreachable
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| ;T13: }
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| 
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| ;T14: define void @f() personality void ()* @g {
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| ;T14:   entry:
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| ;T14:     ret void
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| ;T14:   cleanup:
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| ;T14:     %cp = cleanuppad within none []
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| ;T14:     unreachable
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| ;T14:   left:
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| ;T14:     cleanupret from %cp unwind label %switch
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| ;T14:   right:
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| ;T14:     cleanupret from %cp unwind to caller
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| ;T14:     ; CHECK14: Unwind edges out of a funclet pad must have the same unwind dest
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| ;T14:     ; CHECK14-NEXT: %cp = cleanuppad within none []
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| ;T14:     ; CHECK14-NEXT: cleanupret from %cp unwind label %switch
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| ;T14:     ; CHECK14-NEXT: cleanupret from %cp unwind to caller
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| ;T14:   switch:
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| ;T14:     %cs = catchswitch within none [label %catch] unwind to caller
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| ;T14:   catch:
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| ;T14:     catchpad within %cs [i32 1]
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| ;T14:     unreachable
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| ;T14: }
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| 
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| ;T15: define void @f() personality void ()* @g {
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| ;T15:   entry:
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| ;T15:     ret void
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| ;T15:   switch:
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| ;T15:     %cs = catchswitch within none [label %catch] unwind to caller
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| ;T15:   catch:
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| ;T15:     %catch.pad = catchpad within %cs [i32 1]
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| ;T15:     invoke void @g() [ "funclet"(token %catch.pad) ]
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| ;T15:       to label %unreachable unwind label %target1
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| ;T15:   unreachable:
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| ;T15:     unreachable
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| ;T15:   target1:
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| ;T15:     cleanuppad within none []
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| ;T15:     unreachable
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| ;T15:   target2:
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| ;T15:     cleanuppad within none []
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| ;T15:     unreachable
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| ;T15:   nested.1:
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| ;T15:     %nested.pad.1 = cleanuppad within %catch.pad []
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| ;T15:     unreachable
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| ;T15:   nested.2:
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| ;T15:     %nested.pad.2 = cleanuppad within %nested.pad.1 []
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| ;T15:     cleanupret from %nested.pad.2 unwind label %target2
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| ;T15:     ; CHECK15: Unwind edges out of a funclet pad must have the same unwind dest
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| ;T15:     ; CHECK15-NEXT: %catch.pad = catchpad within %cs [i32 1]
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| ;T15:     ; CHECK15-NEXT: cleanupret from %nested.pad.2 unwind label %target2
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| ;T15:     ; CHECK15-NEXT: invoke void @g() [ "funclet"(token %catch.pad) ]
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| ;T15:     ; CHECK15-NEXT:   to label %unreachable unwind label %target1
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| ;T15: }
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| 
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| ;T16: define void @f() personality void ()* @g {
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| ;T16:   entry:
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| ;T16:     ret void
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| ;T16:   switch:
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| ;T16:     %cs = catchswitch within none [label %catch] unwind to caller
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| ;T16:   catch:
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| ;T16:     %catch.pad = catchpad within %cs [i32 1]
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| ;T16:     invoke void @g() [ "funclet"(token %catch.pad) ]
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| ;T16:       to label %unreachable unwind label %target1
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| ;T16:     ; CHECK16: Unwind edges out of a catch must have the same unwind dest as the parent catchswitch
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| ;T16:     ; CHECK16-NEXT:   %catch.pad = catchpad within %cs [i32 1]
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| ;T16:     ; CHECK16-NEXT:  invoke void @g() [ "funclet"(token %catch.pad) ]
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| ;T16:     ; CHECK16-NEXT:          to label %unreachable unwind label %target1
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| ;T16:     ; CHECK16-NEXT:  %cs = catchswitch within none [label %catch] unwind to caller
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| ;T16:   unreachable:
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| ;T16:     unreachable
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| ;T16:   target1:
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| ;T16:     cleanuppad within none []
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| ;T16:     unreachable
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| ;T16: }
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| 
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| ;T17: define void @f() personality void ()* @g {
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| ;T17:   entry:
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| ;T17:     ret void
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| ;T17:   switch:
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| ;T17:     %cs = catchswitch within none [label %catch] unwind label %target1
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| ;T17:   catch:
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| ;T17:     %catch.pad = catchpad within %cs [i32 1]
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| ;T17:     invoke void @g() [ "funclet"(token %catch.pad) ]
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| ;T17:       to label %unreachable unwind label %target2
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| ;T17:     ; CHECK17: Unwind edges out of a catch must have the same unwind dest as the parent catchswitch
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| ;T17:     ; CHECK17-NEXT:  %catch.pad = catchpad within %cs [i32 1]
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| ;T17:     ; CHECK17-NEXT:  invoke void @g() [ "funclet"(token %catch.pad) ]
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| ;T17:     ; CHECK17-NEXT:          to label %unreachable unwind label %target2
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| ;T17:     ; CHECK17-NEXT:  %cs = catchswitch within none [label %catch] unwind label %target1
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| ;T17:   unreachable:
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| ;T17:     unreachable
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| ;T17:   target1:
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| ;T17:     cleanuppad within none []
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| ;T17:     unreachable
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| ;T17:   target2:
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| ;T17:     cleanuppad within none []
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| ;T17:     unreachable
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| ;T17: }
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| 
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| ;T18: define void @f() personality void ()* @g {
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| ;T18:   entry:
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| ;T18:     invoke void @g()
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| ;T18:       to label %invoke.cont unwind label %left
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| ;T18:   invoke.cont:
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| ;T18:     invoke void @g()
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| ;T18:       to label %unreachable unwind label %right
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| ;T18:   left:
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| ;T18:     %cp.left = cleanuppad within none []
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| ;T18:     invoke void @g() [ "funclet"(token %cp.left) ]
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| ;T18:       to label %unreachable unwind label %right
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| ;T18:   right:
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| ;T18:     %cp.right = cleanuppad within none []
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| ;T18:     invoke void @g() [ "funclet"(token %cp.right) ]
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| ;T18:       to label %unreachable unwind label %left
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| ;T18:     ; CHECK18: EH pads can't handle each other's exceptions
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| ;T18:     ; CHECK18-NEXT: %cp.left = cleanuppad within none []
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| ;T18:     ; CHECK18-NEXT:  invoke void @g() [ "funclet"(token %cp.left) ]
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| ;T18:     ; CHECK18-NEXT:          to label %unreachable unwind label %right
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| ;T18:     ; CHECK18-NEXT:  %cp.right = cleanuppad within none []
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| ;T18:     ; CHECK18-NEXT:  invoke void @g() [ "funclet"(token %cp.right) ]
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| ;T18:     ; CHECK18-NEXT:          to label %unreachable unwind label %left
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| ;T18:   unreachable:
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| ;T18:     unreachable
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| ;T18: }
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| 
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| ;T19: define void @f() personality void ()* @g {
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| ;T19:   entry:
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| ;T19:     ret void
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| ;T19:   red:
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| ;T19:     %redpad = cleanuppad within none []
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| ;T19:     unreachable
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| ;T19:   red.inner:
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| ;T19:     %innerpad = cleanuppad within %redpad []
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| ;T19:     invoke void @g() [ "funclet"(token %innerpad) ]
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| ;T19:       to label %unreachable unwind label %green
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| ;T19:   green:
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| ;T19:     %greenswitch = catchswitch within none [label %catch] unwind label %blue
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| ;T19:   catch:
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| ;T19:     catchpad within %greenswitch [i32 42]
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| ;T19:     unreachable
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| ;T19:   blue:
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| ;T19:     %bluepad = cleanuppad within none []
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| ;T19:     cleanupret from %bluepad unwind label %red
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| ;T19:     ; CHECK19: EH pads can't handle each other's exceptions
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| ;T19:     ; CHECK19-NEXT: %redpad = cleanuppad within none []
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| ;T19:     ; CHECK19-NEXT: invoke void @g() [ "funclet"(token %innerpad) ]
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| ;T19:     ; CHECK19-NEXT:         to label %unreachable unwind label %green
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| ;T19:     ; CHECK19-NEXT: %greenswitch = catchswitch within none [label %catch] unwind label %blue
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| ;T19:     ; CHECK19-NEXT: %bluepad = cleanuppad within none []
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| ;T19:     ; CHECK19-NEXT: cleanupret from %bluepad unwind label %red
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| ;T19:   unreachable:
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| ;T19:     unreachable
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| ;T19: }
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| 
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| ;T20: define void @f() personality void ()* @g {
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| ;T20:   entry:
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| ;T20:     ret void
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| ;T20:   switch:
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| ;T20:     %cs = catchswitch within none [label %catch] unwind label %catch
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| ;T20:     ; CHECK20: Catchswitch cannot unwind to one of its catchpads
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| ;T20:     ; CHECK20-NEXT: %cs = catchswitch within none [label %catch] unwind label %catch
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| ;T20:     ; CHECK20-NEXT: %cp = catchpad within %cs [i32 4]
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| ;T20:   catch:
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| ;T20:     %cp = catchpad within %cs [i32 4]
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| ;T20:     unreachable
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| ;T20: }
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| 
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| ;T21: define void @f() personality void ()* @g {
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| ;T21:   entry:
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| ;T21:     ret void
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| ;T21:   switch:
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| ;T21:     %cs = catchswitch within none [label %catch1] unwind label %catch2
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| ;T21:     ; CHECK21: Catchswitch cannot unwind to one of its catchpads
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| ;T21:     ; CHECK21-NEXT: %cs = catchswitch within none [label %catch1] unwind label %catch2
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| ;T21:     ; CHECK21-NEXT: %cp2 = catchpad within %cs [i32 2]
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| ;T21:   catch1:
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| ;T21:     %cp1 = catchpad within %cs [i32 1]
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| ;T21:     unreachable
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| ;T21:   catch2:
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| ;T21:     %cp2 = catchpad within %cs [i32 2]
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| ;T21:     unreachable
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| ;T21: }
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| 
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| ;T22: define void @f() personality void ()* @g {
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| ;T22:   invoke void @g()
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| ;T22:           to label %merge unwind label %cleanup
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| ;T22:
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| ;T22: cleanup:
 | |
| ;T22:   %outer = cleanuppad within none []
 | |
| ;T22:   invoke void @g() [ "funclet"(token %outer) ]
 | |
| ;T22:           to label %merge unwind label %merge
 | |
| ;T22:   ; CHECK22: The unwind destination does not have an exception handling instruction!
 | |
| ;T22:   ; CHECK22:   invoke void @g() [ "funclet"(token %outer) ]
 | |
| ;T22:   ; CHECK22:           to label %merge unwind label %merge
 | |
| ;T22:
 | |
| ;T22: merge:
 | |
| ;T22:   unreachable
 | |
| ;T22: }
 | |
| 
 | |
| ;T23: define void @f() personality void ()* @g {
 | |
| ;T23:   invoke void @g()
 | |
| ;T23:           to label %exit unwind label %pad
 | |
| ;T23:
 | |
| ;T23: pad:
 | |
| ;T23:   %outer = catchpad within %outer []
 | |
| ;T23:   ; CHECK23: CatchPadInst needs to be directly nested in a CatchSwitchInst.
 | |
| ;T23:   ; CHECK23:   %outer = catchpad within %outer []
 | |
| ;T23:   unreachable
 | |
| ;T23:
 | |
| ;T23: exit:
 | |
| ;T23:   unreachable
 | |
| ;T23: }
 | |
| 
 | |
| ;T24: define void @f() personality void ()* @g {
 | |
| ;T24:   invoke void @g()
 | |
| ;T24:           to label %exit unwind label %pad
 | |
| ;T24:   ; CHECK24: A single unwind edge may only enter one EH pad
 | |
| ;T24:   ; CHECK24:   invoke void @g()
 | |
| ;T24:   ; CHECK24:           to label %exit unwind label %pad
 | |
| ;T24:
 | |
| ;T24: pad:
 | |
| ;T24:   %outer = cleanuppad within %outer []
 | |
| ;T24:   ; CHECK24: FuncletPadInst must not be nested within itself
 | |
| ;T24:   ; CHECK24:   %outer = cleanuppad within %outer []
 | |
| ;T24:   unreachable
 | |
| ;T24:
 | |
| ;T24: exit:
 | |
| ;T24:   unreachable
 | |
| ;T24: }
 | |
| 
 | |
| ;T25: define void @f() personality void ()* @g {
 | |
| ;T25: entry:
 | |
| ;T25:   unreachable
 | |
| ;T25:
 | |
| ;T25: catch.dispatch:
 | |
| ;T25:   %cs = catchswitch within %cp2 [label %catch] unwind label %ehcleanup
 | |
| ;T25:   ; CHECK25: EH pad jumps through a cycle of pads
 | |
| ;T25:   ; CHECK25:   %cs = catchswitch within %cp2 [label %catch] unwind label %ehcleanup
 | |
| ;T25:
 | |
| ;T25: catch:
 | |
| ;T25:   %cp2 = catchpad within %cs [i8* null, i32 64, i8* null]
 | |
| ;T25:   unreachable
 | |
| ;T25:
 | |
| ;T25: ehcleanup:
 | |
| ;T25:   %cp3 = cleanuppad within none []
 | |
| ;T25:   cleanupret from %cp3 unwind to caller
 | |
| ;T25: }
 | |
| 
 | |
| ;T26: define void @f() personality void ()* @g {
 | |
| ;T26: entry:
 | |
| ;T26:   ret void
 | |
| ;T26:
 | |
| ;T26: ehcleanup:
 | |
| ;T26:   cleanuppad within none []
 | |
| ;T26:   cleanupret from none unwind label %ehcleanup
 | |
| ;T26:   ; CHECK26: A cleanupret must exit its cleanup
 | |
| ;T26:   ; CHECK26:   cleanupret from none unwind label %ehcleanup
 | |
| ;T26:   ; CHECK26: CleanupReturnInst needs to be provided a CleanupPad
 | |
| ;T26:   ; CHECK26:   cleanupret from none unwind label %ehcleanup
 | |
| ;T26:   ; CHECK26: token none
 | |
| ;T26: }
 |