forked from OSchip/llvm-project
23 lines
806 B
C
23 lines
806 B
C
// RUN: clang-cc -verify -analyze -checker-cfref -analyzer-store=region %s
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struct tea_cheese { unsigned magic; };
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typedef struct tea_cheese kernel_tea_cheese_t;
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extern kernel_tea_cheese_t _wonky_gesticulate_cheese;
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// This test case exercises the ElementRegion::getRValueType() logic.
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void foo( void )
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{
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kernel_tea_cheese_t *wonky = &_wonky_gesticulate_cheese;
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struct load_wine *cmd = (void*) &wonky[1];
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cmd = cmd;
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char *p = (void*) &wonky[1];
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*p = 1; // no-warning
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kernel_tea_cheese_t *q = &wonky[1];
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// This test case tests both the RegionStore logic (doesn't crash) and
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// the out-of-bounds checking. We don't expect the warning for now since
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// out-of-bound checking is temporarily disabled.
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kernel_tea_cheese_t r = *q; // eventually-warning{{out-of-bound memory position}}
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}
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