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1; Test -sanitizer-coverage-control-flow.2; RUN: opt < %s -passes='module(sancov-module)' -sanitizer-coverage-level=3 -sanitizer-coverage-control-flow -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 void @foo(ptr %a) sanitize_address {7entry:8 %tobool = icmp eq ptr %a, null9 br i1 %tobool, label %if.end, label %if.then10 11 if.then: ; preds = %entry12 store i32 0, ptr %a, align 413 call void @foo(ptr %a)14 br label %if.end15 16 if.end: ; preds = %entry, %if.then17 ret void18}19 20; CHECK: private constant [17 x ptr] [{{.*}}@foo{{.*}}blockaddress{{.*}}blockaddress{{.*}}blockaddress{{.*}}blockaddress{{.*}}blockaddress{{.*}}blockaddress{{.*}}blockaddress{{.*}}@foo{{.*}}null{{.*}}null], section "__sancov_cfs", comdat($foo), align 821; CHECK: @__start___sancov_cfs = extern_weak hidden global22; CHECK-NEXT: @__stop___sancov_cfs = extern_weak hidden global23