43 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			43 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc -verify-machineinstrs < %s | FileCheck %s
 | |
| 
 | |
| ; We used to have an issue where we inserted an MBB between invoke.cont.3 and
 | |
| ; its fallthrough target of ret void.
 | |
| 
 | |
| target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"
 | |
| target triple = "i386-pc-windows-msvc18.0.0"
 | |
| 
 | |
| @some_global = global i32 0
 | |
| 
 | |
| declare i32 @__CxxFrameHandler3(...)
 | |
| 
 | |
| declare void @g()
 | |
| 
 | |
| define void @f() personality i32 (...)* @__CxxFrameHandler3 {
 | |
| entry:
 | |
|   invoke void @g()
 | |
|           to label %invoke.cont.3 unwind label %catch.dispatch
 | |
| 
 | |
| catch.dispatch:                                   ; preds = %entry
 | |
|   %cs1 = catchswitch within none [label %catch] unwind to caller
 | |
| 
 | |
| catch:                                            ; preds = %catch.dispatch
 | |
|   %0 = catchpad within %cs1 [i8* null, i32 64, i8* null]
 | |
|   catchret from %0 to label %nrvo.skipdtor
 | |
| 
 | |
| invoke.cont.3:                                    ; preds = %entry
 | |
|   store i32 123, i32* @some_global
 | |
|   br label %nrvo.skipdtor
 | |
| 
 | |
| nrvo.skipdtor:                                    ; preds = %invoke.cont.3, %invoke.cont.4
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; CHECK-LABEL: _f: # @f
 | |
| ; CHECK: calll _g
 | |
| ; CHECK: movl $123, _some_global
 | |
| ; CHECK-NOT: jmp
 | |
| ; CHECK-NOT: movl {{.*}}, %esp
 | |
| ; CHECK: retl
 | |
| ; CHECK: addl $12, %ebp
 | |
| ; CHECK: jmp LBB0_{{.*}}
 |