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| ; This test checks that we are not instrumenting direct inbound stack accesses.
; RUN: opt < %s -asan -asan-module -asan-opt-stack -S | FileCheck %s
; RUN: opt < %s -asan -asan-module -asan-opt-stack -asan-mapping-scale=5 -S | FileCheck %s
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-S128"
target triple = "x86_64-unknown-linux-gnu"
;@sink = global i32* null, align 4
; Ignore direct inbounds stack access.
define void @foo() uwtable sanitize_address {
entry:
%a = alloca i32, align 4
store i32 42, i32* %a, align 4
ret void
; CHECK-LABEL: define void @foo
; CHECK-NOT: __asan_report
; CHECK: ret void
}
; Don't ignore dynamic indexing.
define void @baz(i64 %i) sanitize_address {
entry:
%a = alloca [10 x i32], align 4
%e = getelementptr inbounds [10 x i32], [10 x i32]* %a, i32 0, i64 %i
store i32 42, i32* %e, align 4
ret void
; CHECK-LABEL: define void @baz
; CHECK: __asan_report
; CHECK: ret void
}
define void @bar() sanitize_address {
entry:
%a = alloca [10 x i32], align 4
%e = getelementptr inbounds [10 x i32], [10 x i32]* %a, i32 0, i64 12
store i32 42, i32* %e, align 4
ret void
; CHECK-LABEL: define void @bar
; CHECK: __asan_report
; CHECK: ret void
}
define void @endoftests() sanitize_address {
entry:
ret void
; CHECK-LABEL: define void @endoftests
}
|