1 ; RUN: opt < %s -passes=dfsan -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"
7 ; CHECK: define i32 @f.dfsan(i32 %0, i32 %1)
8 define i32 @f(i32, i32) {
9 ; CHECK: [[ARGLABEL1:%.*]] = load i8, {{.*}} @__dfsan_arg_tls
11 ; CHECK: [[ARGCMP1:%.*]] = icmp ne i8 [[ARGLABEL1]], 0
12 ; CHECK: br i1 [[ARGCMP1]]
13 ; CHECK: [[ARGLABEL2:%.*]] = load i8, {{.*}} @__dfsan_arg_tls
14 ; CHECK: [[LOCALLABELALLOCA:%.*]] = alloca i8
15 ; CHECK: [[ARGCMP2:%.*]] = icmp ne i8 [[ARGLABEL2]], 0
16 ; CHECK: br i1 [[ARGCMP2]]
19 ; CHECK: [[CALL:%.*]] = call i32 @g.dfsan()
20 ; CHECK: [[RETLABEL:%.*]] = load i8, {{.*}} @__dfsan_retval_tls
21 ; CHECK: [[CALLCMP:%.*]] = icmp ne i8 [[RETLABEL]], 0
22 ; CHECK: br i1 [[CALLCMP]]
24 ; CHECK: [[LOCALLABEL:%.*]] = load i8, ptr [[LOCALLABELALLOCA]]
25 ; CHECK: [[LOCALCMP:%.*]] = icmp ne i8 [[LOCALLABEL]], 0
26 ; CHECK: br i1 [[LOCALCMP]]
27 %load = load i32, ptr %i