From ba2d0d7b386f38c97eee11749f2fc75449c2b253 Mon Sep 17 00:00:00 2001 From: Alexey Samsonov Date: Fri, 14 Feb 2014 14:06:10 +0000 Subject: Move ASan lit-tests under test/asan git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@201413 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/asan/TestCases/printf-5.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 test/asan/TestCases/printf-5.c (limited to 'test/asan/TestCases/printf-5.c') diff --git a/test/asan/TestCases/printf-5.c b/test/asan/TestCases/printf-5.c new file mode 100644 index 000000000..5e90e734f --- /dev/null +++ b/test/asan/TestCases/printf-5.c @@ -0,0 +1,22 @@ +// RUN: %clang_asan -O2 %s -o %t +// We need replace_intrin=0 to avoid reporting errors in memcpy. +// RUN: ASAN_OPTIONS=replace_intrin=0:check_printf=1 not %t 2>&1 | FileCheck --check-prefix=CHECK-ON %s +// RUN: ASAN_OPTIONS=replace_intrin=0:check_printf=0 %t 2>&1 | FileCheck --check-prefix=CHECK-OFF %s +// RUN: ASAN_OPTIONS=replace_intrin=0 %t 2>&1 | FileCheck --check-prefix=CHECK-OFF %s + +#include +#include +int main() { + volatile char c = '0'; + volatile int x = 12; + volatile float f = 1.239; + volatile char s[] = "34"; + volatile char fmt[2]; + memcpy((char *)fmt, "%c %d %f %s\n", sizeof(fmt)); + printf((char *)fmt, c, x, f, s); + return 0; + // Check that format string is sanitized. + // CHECK-ON: stack-buffer-overflow + // CHECK-ON-NOT: 0 12 1.239 34 + // CHECK-OFF: 0 +} -- cgit v1.2.3