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1; Test -sanitizer-coverage-trace-compares=12; RUN: opt < %s -passes='module(sancov-module)' -sanitizer-coverage-level=1 -sanitizer-coverage-trace-compares=1 -S | FileCheck %s3 4target 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"5target triple = "x86_64-unknown-linux-gnu"6define i32 @foo(i32 %a, i32 %b) #0 {7entry:8 9; compare (non-const, non-const)10 %cmp = icmp slt i32 %a, %b11; CHECK: call void @__sanitizer_cov_trace_cmp412; CHECK-NEXT: icmp slt i32 %a, %b13 14; compare (const, non-const)15 icmp slt i32 %a, 116; CHECK: call void @__sanitizer_cov_trace_const_cmp4(i32 1, i32 %a)17; CHECK-NEXT: icmp slt i32 %a, 118 19; compare (non-const, const)20 icmp slt i32 1, %a21; CHECK: call void @__sanitizer_cov_trace_const_cmp4(i32 1, i32 %a)22; CHECK-NEXT: icmp slt i32 1, %a23 24; compare (const, const) - should not be instrumented25 icmp slt i32 1, 026; CHECK-NOT: call void @__sanitizer_cov_trace27; CHECK: icmp slt i32 1, 028 29; compare variables of byte size30 %x = trunc i32 %a to i831 32 icmp slt i8 %x, 133; CHECK: call void @__sanitizer_cov_trace_const_cmp1(i8 1, i8 %x)34; CHECK-NEXT: icmp slt i8 %x, 135 36 icmp slt i8 1, %x37; CHECK: call void @__sanitizer_cov_trace_const_cmp1(i8 1, i8 %x)38; CHECK-NEXT: icmp slt i8 1, %x39 40; compare variables of word size41 %y = trunc i32 %a to i1642 43 icmp slt i16 %y, 144; CHECK: call void @__sanitizer_cov_trace_const_cmp2(i16 1, i16 %y)45; CHECK-NEXT: icmp slt i16 %y, 146 47 icmp slt i16 1, %y48; CHECK: call void @__sanitizer_cov_trace_const_cmp2(i16 1, i16 %y)49; CHECK-NEXT: icmp slt i16 1, %y50 51; compare variables of qword size52 %z = zext i32 %a to i6453 54 icmp slt i64 %z, 155; CHECK: call void @__sanitizer_cov_trace_const_cmp8(i64 1, i64 %z)56; CHECK-NEXT: icmp slt i64 %z, 157 58 icmp slt i64 1, %z59; CHECK: call void @__sanitizer_cov_trace_const_cmp8(i64 1, i64 %z)60; CHECK-NEXT: icmp slt i64 1, %z61 62 %conv = zext i1 %cmp to i3263 ret i32 %conv64}65