From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001 From: "Zancanaro; Carlo" Date: Mon, 24 Sep 2012 09:58:17 +1000 Subject: Add the clang library to the repo (with some of my changes, too). --- clang/test/Analysis/misc-ps-region-store-x86_64.m | 14 ++++++++++++++ 1 file changed, 14 insertions(+) create mode 100644 clang/test/Analysis/misc-ps-region-store-x86_64.m (limited to 'clang/test/Analysis/misc-ps-region-store-x86_64.m') 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; +} + -- cgit v1.2.3