diff --git a/compiler-rt/lib/asan/lit_tests/Linux/zero-base-shadow.cc b/compiler-rt/lib/asan/lit_tests/Linux/zero-base-shadow.cc new file mode 100644 index 000000000000..d6ea1aa02c1b --- /dev/null +++ b/compiler-rt/lib/asan/lit_tests/Linux/zero-base-shadow.cc @@ -0,0 +1,27 @@ +// RUN: %clangxx_asan -m64 -O0 -fsanitize-address-zero-base-shadow -fPIE -pie %s -o %t && %t 2>&1 | %symbolize > %t.out +// RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-64 < %t.out +// RUN: %clangxx_asan -m64 -O1 -fsanitize-address-zero-base-shadow -fPIE -pie %s -o %t && %t 2>&1 | %symbolize > %t.out +// RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-64 < %t.out +// RUN: %clangxx_asan -m64 -O2 -fsanitize-address-zero-base-shadow -fPIE -pie %s -o %t && %t 2>&1 | %symbolize > %t.out +// RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-64 < %t.out +// RUN: %clangxx_asan -m32 -O0 -fsanitize-address-zero-base-shadow -fPIE -pie %s -o %t && %t 2>&1 | %symbolize > %t.out +// RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-32 < %t.out +// RUN: %clangxx_asan -m32 -O1 -fsanitize-address-zero-base-shadow -fPIE -pie %s -o %t && %t 2>&1 | %symbolize > %t.out +// RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-32 < %t.out +// RUN: %clangxx_asan -m32 -O2 -fsanitize-address-zero-base-shadow -fPIE -pie %s -o %t && %t 2>&1 | %symbolize > %t.out +// RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-32 < %t.out + +#include +int main(int argc, char **argv) { + char x[10]; + memset(x, 0, 10); + int res = x[argc * 10]; // BOOOM + // CHECK: {{READ of size 1 at 0x.* thread T0}} + // CHECK: {{ #0 0x.* in _?main .*zero-base-shadow.cc:}}[[@LINE-2]] + // CHECK: {{Address 0x.* is .* frame
}} + + // Check that shadow for stack memory occupies lower part of address space. + // CHECK-64: =>0x0f{{.*}} + // CHECK-32: =>0x1f{{.*}} + return res; +}