From ca9211ecdede9bdedb812b2243a4abdb8dacd1b9 Mon Sep 17 00:00:00 2001 From: Dimitry Andric Date: Wed, 7 Jan 2015 19:55:37 +0000 Subject: Import compiler-rt trunk r224034. https://llvm.org/svn/llvm-project/compiler-rt/trunk@224034 --- test/asan/TestCases/alloca_overflow_partial.cc | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 test/asan/TestCases/alloca_overflow_partial.cc (limited to 'test/asan/TestCases/alloca_overflow_partial.cc') diff --git a/test/asan/TestCases/alloca_overflow_partial.cc b/test/asan/TestCases/alloca_overflow_partial.cc new file mode 100644 index 0000000000000..590f35465dadb --- /dev/null +++ b/test/asan/TestCases/alloca_overflow_partial.cc @@ -0,0 +1,18 @@ +// RUN: %clangxx_asan -O0 -mllvm -asan-instrument-allocas %s -o %t +// RUN: not %run %t 2>&1 | FileCheck %s +// + +#include + +__attribute__((noinline)) void foo(int index, int len) { + volatile char str[len] __attribute__((aligned(32))); + assert(!(reinterpret_cast(str) & 31L)); + str[index] = '1'; // BOOM +// CHECK: ERROR: AddressSanitizer: dynamic-stack-buffer-overflow on address [[ADDR:0x[0-9a-f]+]] +// CHECK: WRITE of size 1 at [[ADDR]] thread T0 +} + +int main(int argc, char **argv) { + foo(10, 10); + return 0; +} -- cgit v1.2.3