xref: /llvm-project/llvm/test/Instrumentation/SanitizerCoverage/inline-8bit-counters.ll (revision 41d5033eb162cb92b684855166cabfa3983b74c6)
12c2fb889SKostya Serebryany; Test -sanitizer-coverage-inline-8bit-counters=1
2eca01b03SLeonard Chan; RUN: opt < %s -passes='module(sancov-module)' -sanitizer-coverage-level=1 -sanitizer-coverage-inline-8bit-counters=1  -S | FileCheck %s
32c2fb889SKostya Serebryany
49558456bSFangrui Song; CHECK:      @__sancov_gen_ = private global [1 x i8] zeroinitializer, section "__sancov_cntrs", comdat($foo), align 1
59558456bSFangrui Song; CHECK:      @__start___sancov_cntrs = extern_weak hidden global i8
69558456bSFangrui Song; CHECK-NEXT: @__stop___sancov_cntrs = extern_weak hidden global i8
79558456bSFangrui Song
82c2fb889SKostya Serebryanytarget 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"
92c2fb889SKostya Serebryanytarget triple = "x86_64-unknown-linux-gnu"
102c2fb889SKostya Serebryanydefine void @foo() {
112c2fb889SKostya Serebryanyentry:
12*41d5033eSNikita Popov; CHECK:  %0 = load i8, ptr @__sancov_gen_, align 1, !nosanitize
132c2fb889SKostya Serebryany; CHECK:  %1 = add i8 %0, 1
14*41d5033eSNikita Popov; CHECK:  store i8 %1, ptr @__sancov_gen_, align 1, !nosanitize
152c2fb889SKostya Serebryany  ret void
162c2fb889SKostya Serebryany}
17*41d5033eSNikita Popov; CHECK: call void @__sanitizer_cov_8bit_counters_init(ptr @__start___sancov_cntrs, ptr @__stop___sancov_cntrs)
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