| ; Test that the coverage guards have proper comdat |
| ; RUN: opt < %s -sancov -sanitizer-coverage-level=3 -sanitizer-coverage-trace-pc-guard -S | FileCheck %s |
| ; Make sure asan does not instrument __sancov_gen_ |
| ; RUN: opt < %s -sancov -asan -asan-module -sanitizer-coverage-level=3 -sanitizer-coverage-trace-pc-guard -S | FileCheck %s |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| $Foo = comdat any |
| ; Function Attrs: uwtable |
| define linkonce_odr void @Foo() comdat { |
| entry: |
| ret void |
| } |
| |
| define linkonce_odr void @Bar() { |
| entry: |
| ret void |
| } |
| |
| ; CHECK: @__sancov_gen_ = private global [1 x i32] zeroinitializer, section "__sancov_guards", comdat($Foo) |
| ; CHECK: @__sancov_gen_.1 = private global [1 x i32] zeroinitializer, section "__sancov_guards" |
