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      1 ; RUN: llc < %s -mtriple=x86_64-pc-linux | FileCheck %s
      2 
      3 ; Test that we can handle .Lexception0 being defined. We used to crash.
      4 
      5 ; CHECK: .cfi_lsda 3, [[LABEL:.*]]
      6 ; CHECK: [[LABEL]]:
      7 ; CHECK-NEXT: .byte   255                     # @LPStart Encoding = omit
      8 
      9 declare void @g()
     10 
     11 define void @f() personality i8* bitcast (void ()* @g to i8*) {
     12 bb0:
     13   call void asm ".Lexception0:", ""()
     14   invoke void @g()
     15           to label %bb2 unwind label %bb1
     16 bb1:
     17   landingpad { i8*, i32 }
     18           catch i8* null
     19   br label %bb2
     20 
     21 bb2:
     22   ret void
     23 }
     24