; Test that the msan layout customization options work as expected ; ; RUN: opt < %s -msan-shadow-base 3735928559 -S -passes=msan 2>&1 | FileCheck \ ; RUN: --check-prefix=CHECK-BASE %s ; RUN: opt < %s -msan-shadow-base 3735928559 -msan-and-mask 4294901760 -S \ ; RUN: -passes=msan 2>&1 | FileCheck --check-prefix=CHECK-AND %s ; RUN: opt < %s -msan-shadow-base 3735928559 -msan-xor-mask 48879 -S \ ; RUN: -passes=msan 2>&1 | FileCheck --check-prefix=CHECK-XOR %s ; RUN: opt < %s -msan-shadow-base 3735928559 -msan-xor-mask 48879 \ ; RUN: -msan-and-mask 4294901760 -S -passes=msan 2>&1 | FileCheck \ ; RUN: --check-prefix=CHECK-XOR-AND %s ; RUN: opt < %s -msan-track-origins 1 -msan-origin-base 1777777 -S -passes=msan\ ; RUN: 2>&1 | FileCheck --check-prefix=CHECK-ORIGIN-BASE %s target triple = "x86_64-unknown-linux-gnu" define i32 @read_value(i32* %a) sanitize_memory { entry: %tmp1 = load i32, i32* %a, align 4 ret i32 %tmp1 } ; CHECK-BASE-LABEL: @read_value ; CHECK-BASE-NOT: ret i32 ; CHECK-BASE: add{{.*}}3735928559 ; CHECK-BASE: ret i32 ; CHECK-AND-LABEL: @read_value ; CHECK-AND-NOT: ret i32 ; CHECK-AND: and{{.*}}-4294901761 ; CHECK-AND-NEXT: add{{.*}}3735928559 ; CHECK-AND: ret i32 ; CHECK-XOR-LABEL: @read_value ; CHECK-XOR-NOT: ret i32 ; CHECK-XOR: xor{{.*}}48879 ; CHECK-XOR-NEXT: add{{.*}}3735928559 ; CHECK-XOR: ret i32 ; CHECK-XOR-AND-LABEL: @read_value ; CHECK-XOR-AND-NOT: ret i32 ; CHECK-XOR-AND: and{{.*}}-4294901761 ; CHECK-XOR-AND-NEXT: xor{{.*}}48879 ; CHECK-XOR-AND-NEXT: add{{.*}}3735928559 ; CHECK-XOR-AND: ret i32 ; CHECK-ORIGIN-BASE-LABEL: @read_value ; CHECK-ORIGIN-BASE-NOT: ret i32 ; CHECK-ORIGIN-BASE: add{{.*}}1777777 ; CHECK-ORIGIN-BASE: ret i32