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| author | Carlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au> | 2012-10-15 17:10:06 +1100 |
|---|---|---|
| committer | Carlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au> | 2012-10-15 17:10:06 +1100 |
| commit | be1de4be954c80875ad4108e0a33e8e131b2f2c0 (patch) | |
| tree | 1fbbecf276bf7c7bdcbb4dd446099d6d90eaa516 /clang/test/Analysis/misc-ps-region-store-i386.m | |
| parent | c4626a62754862d20b41e8a46a3574264ea80e6d (diff) | |
| parent | f1bd2e48c5324d3f7cda4090c87f8a5b6f463ce2 (diff) | |
Merge branch 'master' of ssh://bitbucket.org/czan/honours
Diffstat (limited to 'clang/test/Analysis/misc-ps-region-store-i386.m')
| -rw-r--r-- | clang/test/Analysis/misc-ps-region-store-i386.m | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/clang/test/Analysis/misc-ps-region-store-i386.m b/clang/test/Analysis/misc-ps-region-store-i386.m new file mode 100644 index 0000000..3106a24 --- /dev/null +++ b/clang/test/Analysis/misc-ps-region-store-i386.m @@ -0,0 +1,14 @@ +// RUN: %clang_cc1 -triple i386-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 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; +} + |