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1; Test -sanitizer-coverage-trace-geps=1
2; RUN: opt < %s -sancov -sanitizer-coverage-level=1 -sanitizer-coverage-trace-geps=1  -S | FileCheck %s
3
4target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
5target triple = "x86_64-unknown-linux-gnu"
6
7define void @gep_1(i32* nocapture %a, i32 %i)  {
8entry:
9  %idxprom = sext i32 %i to i64
10  %arrayidx = getelementptr inbounds i32, i32* %a, i64 %idxprom
11  store i32 0, i32* %arrayidx, align 4
12  ret void
13}
14
15; CHECK-LABEL: define void @gep_1(i32* nocapture %a, i32 %i)
16; CHECK:   call void @__sanitizer_cov_trace_gep(i64 %idxprom)
17; CHECK: ret void
18
19
20define void @gep_2([1000 x i32]* nocapture %a, i32 %i, i32 %j) {
21entry:
22  %idxprom = sext i32 %j to i64
23  %idxprom1 = sext i32 %i to i64
24  %arrayidx2 = getelementptr inbounds [1000 x i32], [1000 x i32]* %a, i64 %idxprom1, i64 %idxprom
25  store i32 0, i32* %arrayidx2, align 4
26  ret void
27}
28
29; CHECK-LABEL: define void @gep_2([1000 x i32]* nocapture %a, i32 %i, i32 %j) {
30; CHECK: call void @__sanitizer_cov_trace_gep(i64 %idxprom1)
31; CHECK: call void @__sanitizer_cov_trace_gep(i64 %idxprom)
32; CHECK: ret void
33
34; Just make sure we don't insturment this one and don't crash
35define void @gep_3(<2 x i8*> %a, i32 %i, i32 %j) {
36entry:
37  %0 = getelementptr i8, <2 x i8*> %a, <2 x i64> <i64 8, i64 8>
38  ret void
39}
40
41