derek.holloway
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39 lines
987 B
C
39 lines
987 B
C
// Tests dfsan_flush().
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// RUN: %clang_dfsan %s -o %t && %run %t
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// RUN: %clang_dfsan -DORIGIN_TRACKING -mllvm -dfsan-track-origins=1 %s -o %t && %run %t
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#include <sanitizer/dfsan_interface.h>
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#include <assert.h>
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#include <stdlib.h>
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int global;
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int main() {
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int local;
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int *heap = (int*)malloc(sizeof(int));
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dfsan_set_label(10, &global, sizeof(global));
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dfsan_set_label(20, &local, sizeof(local));
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dfsan_set_label(30, heap, sizeof(*heap));
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assert(dfsan_get_label(global) == 10);
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assert(dfsan_get_label(local) == 20);
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assert(dfsan_get_label(*heap) == 30);
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#ifdef ORIGIN_TRACKING
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assert(dfsan_get_origin(global));
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assert(dfsan_get_origin(local));
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assert(dfsan_get_origin(*heap));
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#endif
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dfsan_flush();
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assert(dfsan_get_label(global) == 0);
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assert(dfsan_get_label(local) == 0);
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assert(dfsan_get_label(*heap) == 0);
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assert(dfsan_get_origin(global) == 0);
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assert(dfsan_get_origin(local) == 0);
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assert(dfsan_get_origin(*heap) == 0);
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free(heap);
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}
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