1 ; This test checks that we are not instrumenting direct inbound stack accesses. 2 ; RUN: opt < %s -asan -asan-module -asan-opt-stack -S | FileCheck %s 3 4 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" 5 target triple = "x86_64-unknown-linux-gnu" 6 7 ;@sink = global i32* null, align 4 8 9 ; Ignore direct inbounds stack access. 10 define void @foo() uwtable sanitize_address { 11 entry: 12 %a = alloca i32, align 4 13 store i32 42, i32* %a, align 4 14 ret void 15 ; CHECK-LABEL: define void @foo 16 ; CHECK-NOT: __asan_report 17 ; CHECK: ret void 18 } 19 20 ; Don't ignore dynamic indexing. 21 define void @baz(i64 %i) sanitize_address { 22 entry: 23 %a = alloca [10 x i32], align 4 24 %e = getelementptr inbounds [10 x i32], [10 x i32]* %a, i32 0, i64 %i 25 store i32 42, i32* %e, align 4 26 ret void 27 ; CHECK-LABEL: define void @baz 28 ; CHECK: __asan_report 29 ; CHECK: ret void 30 } 31 32 define void @bar() sanitize_address { 33 entry: 34 %a = alloca [10 x i32], align 4 35 %e = getelementptr inbounds [10 x i32], [10 x i32]* %a, i32 0, i64 12 36 store i32 42, i32* %e, align 4 37 ret void 38 ; CHECK-LABEL: define void @bar 39 ; CHECK: __asan_report 40 ; CHECK: ret void 41 } 42 43 define void @endoftests() sanitize_address { 44 entry: 45 ret void 46 ; CHECK-LABEL: define void @endoftests 47 } 48 49
