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Add PhaseOrdering/lifetime-sanitizer.ll tests

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Reviewers: lebedev.ri

Subscribers: llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D66761

llvm-svn: 369996
This commit is contained in:
Vitaly Buka 2019-08-27 00:18:28 +00:00
parent 2b606d0a39
commit 3338acb808
1 changed files with 71 additions and 0 deletions
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71
test/Transforms/PhaseOrdering/lifetime-sanitizer.ll Normal file
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; RUN: opt < %s -O0 -S | FileCheck %s
; RUN: opt < %s -O1 -S | FileCheck %s
; RUN: opt < %s -O2 -S | FileCheck %s
; RUN: opt < %s -O3 -S | FileCheck %s
; RUN: opt < %s -passes='default<O0>' -S | FileCheck %s
; RUN: opt < %s -passes='default<O1>' -S | FileCheck %s
; RUN: opt < %s -passes='default<O2>' -S | FileCheck %s
; RUN: opt < %s -passes='default<O3>' -S | FileCheck %s
declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture)
declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture)
declare void @foo(i8* nocapture)
define void @asan() sanitize_address {
entry:
; CHECK-LABEL: @asan(
%text = alloca i8, align 1
call void @llvm.lifetime.start.p0i8(i64 1, i8* %text)
call void @llvm.lifetime.end.p0i8(i64 1, i8* %text)
; CHECK: call void @llvm.lifetime.start
; CHECK-NEXT: call void @llvm.lifetime.end
call void @foo(i8* %text) ; Keep alloca alive
ret void
}
define void @hwasan() sanitize_hwaddress {
entry:
; CHECK-LABEL: @hwasan(
%text = alloca i8, align 1
call void @llvm.lifetime.start.p0i8(i64 1, i8* %text)
call void @llvm.lifetime.end.p0i8(i64 1, i8* %text)
; CHECK: call void @llvm.lifetime.start
; CHECK-NEXT: call void @llvm.lifetime.end
call void @foo(i8* %text) ; Keep alloca alive
ret void
}
define void @msan() sanitize_memory {
entry:
; CHECK-LABEL: @msan(
%text = alloca i8, align 1
call void @llvm.lifetime.start.p0i8(i64 1, i8* %text)
call void @llvm.lifetime.end.p0i8(i64 1, i8* %text)
; CHECK: call void @llvm.lifetime.start
; CHECK-NEXT: call void @llvm.lifetime.end
call void @foo(i8* %text) ; Keep alloca alive
ret void
}
define void @no_asan() {
entry:
; CHECK-LABEL: @no_asan(
%text = alloca i8, align 1
call void @llvm.lifetime.start.p0i8(i64 1, i8* %text)
call void @llvm.lifetime.end.p0i8(i64 1, i8* %text)
; CHECK-NO: call void @llvm.lifetime
call void @foo(i8* %text) ; Keep alloca alive
ret void
}