debug-nonzero-labels.ll 1.1 KB

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  1. ; RUN: opt < %s -dfsan -dfsan-args-abi -dfsan-debug-nonzero-labels -S | FileCheck %s
  2. 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"
  3. target triple = "x86_64-unknown-linux-gnu"
  4. declare i32 @g()
  5. ; CHECK: define { i32, i16 } @"dfs$f"(i32, i32, i16, i16)
  6. define i32 @f(i32, i32) {
  7. ; CHECK: [[LOCALLABELALLOCA:%.*]] = alloca i16
  8. %i = alloca i32
  9. ; CHECK: [[ARGCMP1:%.*]] = icmp ne i16 %3, 0
  10. ; CHECK: br i1 [[ARGCMP1]]
  11. ; CHECK: [[ARGCMP2:%.*]] = icmp ne i16 %2, 0
  12. ; CHECK: br i1 [[ARGCMP2]]
  13. %x = add i32 %0, %1
  14. store i32 %x, i32* %i
  15. ; CHECK: [[CALL:%.*]] = call { i32, i16 } @"dfs$g"()
  16. ; CHECK: [[CALLLABEL:%.*]] = extractvalue { i32, i16 } [[CALL]], 1
  17. ; CHECK: [[CALLCMP:%.*]] = icmp ne i16 [[CALLLABEL]], 0
  18. ; CHECK: br i1 [[CALLCMP]]
  19. %call = call i32 @g()
  20. ; CHECK: [[LOCALLABEL:%.*]] = load i16, i16* [[LOCALLABELALLOCA]]
  21. ; CHECK: [[LOCALCMP:%.*]] = icmp ne i16 [[LOCALLABEL]], 0
  22. ; CHECK: br i1 [[LOCALCMP]]
  23. %load = load i32, i32* %i
  24. ret i32 %load
  25. }