llvm/test/Instrumentation/DataFlowSanitizer/ignore_persnality_routine.ll

   1 ; RUN: opt < %s -passes=dfsan -S --dfsan-abilist=%S/Inputs/personality-routine-abilist.txt | FileCheck %s
   2 ; RUN: opt < %s -passes=dfsan -S --dfsan-abilist=%S/Inputs/personality-routine-abilist.txt -dfsan-ignore-personality-routine | FileCheck %s --check-prefix=CHECK-IGNORE
   3
   4 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
   5 target triple = "x86_64-unknown-linux-gnu"
   6
   7 declare i32 @__gxx_personality_v0(...)
   8
   9 declare ptr @__cxa_begin_catch(ptr)
  10
  11 declare void @__cxa_end_catch()
  12
  13 declare void @g(...)
  14
  15 ; CHECK-LABEL: @h.dfsan
  16 ; CHECK-SAME: personality {{.*}}@"dfsw$__gxx_personality_v0"{{.*}}
  17 ; CHECK-IGNORE-LABEL: @h.dfsan
  18 ; CHECK-IGNORE-SAME: personality {{.*}}__gxx_personality_v0{{.*}}
  19 define i32 @h() personality ptr @__gxx_personality_v0 {
  20   invoke void (...) @g(i32 42)
  21           to label %try.cont unwind label %lpad
  22
  23 lpad:
  24   %1 = landingpad { ptr, i32 }
  25           catch ptr null
  26   %2 = extractvalue { ptr, i32 } %1, 0
  27   %3 = tail call ptr @__cxa_begin_catch(ptr %2)
  28   tail call void @__cxa_end_catch()
  29   br label %try.cont
  30
  31 try.cont:
  32   ret i32 0
  33 }
  34
  35 ; CHECK: @"dfsw$__gxx_personality_v0"
  36 ; CHECK: call void @__dfsan_vararg_wrapper
  37 ; CHECK-IGNORE-NOT: @"dfsw$__gxx_personality_v0"
  38 ; CHECK-IGNORE-NOT: call void @__dfsan_vararg_wrapper