diff options
| author | Zancanaro; Carlo <czan8762@plang3.cs.usyd.edu.au> | 2012-09-24 09:58:17 +1000 |
|---|---|---|
| committer | Zancanaro; Carlo <czan8762@plang3.cs.usyd.edu.au> | 2012-09-24 09:58:17 +1000 |
| commit | 222e2a7620e6520ffaf4fc4e69d79c18da31542e (patch) | |
| tree | 7bfbc05bfa3b41c8f9d2e56d53a0bc3e310df239 /clang/test/Analysis/misc-ps-region-store-x86_64.m | |
| parent | 3d206f03985b50beacae843d880bccdc91a9f424 (diff) | |
Add the clang library to the repo (with some of my changes, too).
Diffstat (limited to 'clang/test/Analysis/misc-ps-region-store-x86_64.m')
| -rw-r--r-- | clang/test/Analysis/misc-ps-region-store-x86_64.m | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/clang/test/Analysis/misc-ps-region-store-x86_64.m b/clang/test/Analysis/misc-ps-region-store-x86_64.m new file mode 100644 index 0000000..2c604cf --- /dev/null +++ b/clang/test/Analysis/misc-ps-region-store-x86_64.m @@ -0,0 +1,14 @@ +// RUN: %clang_cc1 -triple x86_64-apple-darwin9 -analyze -analyzer-checker=core,experimental.core -analyzer-store=region -verify -fblocks %s + +// Here is a case where a pointer is treated as integer, invalidated as an +// integer, and then used again as a pointer. This test just makes sure +// we don't crash. +typedef unsigned long uintptr_t; +void test_pointer_invalidated_as_int_aux(uintptr_t* ptr); +void test_pointer_invalidated_as_int() { + void *x; + test_pointer_invalidated_as_int_aux((uintptr_t*) &x); + // Here we have a pointer to integer cast. + uintptr_t y = (uintptr_t) x; +} + |