From 0404ec839661c24af48cd49ef055e290cba67a79 Mon Sep 17 00:00:00 2001 From: Richard Smith Date: Sat, 23 Feb 2013 02:40:07 +0000 Subject: ubsan: Runtime handlers for array indexing checks. llvm-svn: 175948 --- compiler-rt/lib/ubsan/lit_tests/Misc/bounds.cpp | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 compiler-rt/lib/ubsan/lit_tests/Misc/bounds.cpp (limited to 'compiler-rt/lib/ubsan/lit_tests') diff --git a/compiler-rt/lib/ubsan/lit_tests/Misc/bounds.cpp b/compiler-rt/lib/ubsan/lit_tests/Misc/bounds.cpp new file mode 100644 index 00000000000..07b30d384df --- /dev/null +++ b/compiler-rt/lib/ubsan/lit_tests/Misc/bounds.cpp @@ -0,0 +1,15 @@ +// RUN: %clang -fsanitize=bounds %s -O3 -o %T/bounds.exe +// RUN: %T/bounds.exe 0 0 0 +// RUN: %T/bounds.exe 1 2 3 +// RUN: %T/bounds.exe 2 0 0 2>&1 | FileCheck %s --check-prefix=CHECK-A-2 +// RUN: %T/bounds.exe 0 3 0 2>&1 | FileCheck %s --check-prefix=CHECK-B-3 +// RUN: %T/bounds.exe 0 0 4 2>&1 | FileCheck %s --check-prefix=CHECK-C-4 + +int main(int argc, char **argv) { + int arr[2][3][4] = {}; + + return arr[argv[1][0] - '0'][argv[2][0] - '0'][argv[3][0] - '0']; + // CHECK-A-2: bounds.cpp:11:10: runtime error: index 2 out of bounds for type 'int [2][3][4]' + // CHECK-B-3: bounds.cpp:11:10: runtime error: index 3 out of bounds for type 'int [3][4]' + // CHECK-C-4: bounds.cpp:11:10: runtime error: index 4 out of bounds for type 'int [4]' +} -- cgit v1.2.3