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| author | Ted Kremenek <kremenek@apple.com> | 2011-01-25 21:08:47 +0000 |
|---|---|---|
| committer | Ted Kremenek <kremenek@apple.com> | 2011-01-25 21:08:47 +0000 |
| commit | f6a19fb92556e040db2d6a7b35b504ba7ebca3bf (patch) | |
| tree | e3cd03777a02ac8356b82881466381d8598e910c /test/Analysis/misc-ps-region-store.m | |
| parent | 5aa74affa5d61d04c4b034b3722ca41aec0cba6e (diff) | |
| download | clang-f6a19fb92556e040db2d6a7b35b504ba7ebca3bf.tar.gz | |
Don't try and symbolicate unions; we don't reason
about them yet. Fixes crash reported in PR 9049.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@124228 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Analysis/misc-ps-region-store.m')
| -rw-r--r-- | test/Analysis/misc-ps-region-store.m | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/Analysis/misc-ps-region-store.m b/test/Analysis/misc-ps-region-store.m index 13a2c1fbe9..6bf79f5011 100644 --- a/test/Analysis/misc-ps-region-store.m +++ b/test/Analysis/misc-ps-region-store.m @@ -1217,3 +1217,23 @@ int rdar8848957(int index) { vals[index] = foo_rdar8848957(); return vals[index].x; // no-warning } + +// PR 9049 - crash on symbolicating unions. This test exists solely to +// test that the analyzer doesn't crash. +typedef struct pr9048_cdev *pr9048_cdev_t; +typedef union pr9048_abstracted_disklabel { void *opaque; } pr9048_disklabel_t; +struct pr9048_diskslice { pr9048_disklabel_t ds_label; }; +struct pr9048_diskslices { + int dss_secmult; + struct pr9048_diskslice dss_slices[16]; +}; +void pr9048(pr9048_cdev_t dev, struct pr9048_diskslices * ssp, unsigned int slice) +{ + pr9048_disklabel_t lp; + struct pr9048_diskslice *sp; + sp = &ssp->dss_slices[slice]; + if (ssp->dss_secmult == 1) { + } else if ((lp = sp->ds_label).opaque != ((void *) 0)) { + } +} + |