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Imported Upstream version 5.18.0.205

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Former-commit-id: 7f59f7e792705db773f1caecdaa823092f4e2927
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Xamarin Public Jenkins (auto-signing)
2018-11-16 08:20:38 +00:00
parent 5cd5df71cc
commit 8e12397d70
28486 changed files with 3867013 additions and 66 deletions
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42
external/llvm/test/Instrumentation/SanitizerCoverage/trace-pc-guard-comdat.ll vendored Normal file
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; RUN: opt < %s -sancov -sanitizer-coverage-level=4 -sanitizer-coverage-trace-pc-guard -S | FileCheck %s --check-prefix=CHECK_TRACE_PC_GUARD
target 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"
target triple = "x86_64-unknown-linux-gnu"
define void @foo(i32* %a) sanitize_address {
entry:
%tobool = icmp eq i32* %a, null
br i1 %tobool, label %if.end, label %if.then
if.then: ; preds = %entry
store i32 0, i32* %a, align 4
br label %if.end
if.end: ; preds = %entry, %if.then
ret void
}
%struct.StructWithVptr = type { i32 (...)** }
define void @CallViaVptr(%struct.StructWithVptr* %foo) uwtable sanitize_address {
entry:
%0 = bitcast %struct.StructWithVptr* %foo to void (%struct.StructWithVptr*)***
%vtable = load void (%struct.StructWithVptr*)**, void (%struct.StructWithVptr*)*** %0, align 8
%1 = load void (%struct.StructWithVptr*)*, void (%struct.StructWithVptr*)** %vtable, align 8
tail call void %1(%struct.StructWithVptr* %foo)
tail call void %1(%struct.StructWithVptr* %foo)
tail call void asm sideeffect "", ""()
ret void
}
; CHECK_TRACE_PC_GUARD-LABEL: define void @foo
; CHECK_TRACE_PC_GUARD: call void @__sanitizer_cov_trace_pc
; CHECK_TRACE_PC_GUARD: call void asm sideeffect "", ""()
; CHECK_TRACE_PC_GUARD: ret void
; CHECK_TRACE_PC_GUARD-LABEL: define void @CallViaVptr
; CHECK_TRACE_PC_GUARD: call void @__sanitizer_cov_trace_pc_indir
; CHECK_TRACE_PC_GUARD: call void @__sanitizer_cov_trace_pc_indir
; CHECK_TRACE_PC_GUARD: ret void
; CHECK_TRACE_PC_GUARD-LABEL: define internal void @sancov.module_ctor() comdat