[asan] add llvm-ish test for memset/etc instrumentation

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206747 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kostya Serebryany 2014-04-21 11:57:43 +00:00
parent 470565b5e4
commit acbc9cb577

View File

@ -139,4 +139,21 @@ entry:
; CHECK-NOT: __asan_report
; CHECK: ret i32
declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind
declare void @llvm.memmove.p0i8.p0i8.i64(i8* nocapture, i8* nocapture readonly, i64, i32, i1) nounwind
declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture readonly, i64, i32, i1) nounwind
define void @memintr_test(i8* %a, i8* %b) nounwind uwtable sanitize_address {
entry:
tail call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 100, i32 1, i1 false)
tail call void @llvm.memmove.p0i8.p0i8.i64(i8* %a, i8* %b, i64 100, i32 1, i1 false)
tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %a, i8* %b, i64 100, i32 1, i1 false)
ret void
}
; CHECK-LABEL: memintr_test
; CHECK: __asan_memset
; CHECK: __asan_memmove
; CHECK: __asan_memcpy
; CHECK: ret void