forked from OSchip/llvm-project
27 lines
656 B
C
27 lines
656 B
C
// RUN: %clang_dfsan %s -o %t && %run %t
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// RUN: %clang_dfsan -mllvm -dfsan-args-abi %s -o %t && %run %t
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// Tests that labels are propagated through function calls.
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#include <sanitizer/dfsan_interface.h>
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#include <assert.h>
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int f(int x) {
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int j = 2;
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dfsan_label j_label = dfsan_create_label("j", 0);
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dfsan_set_label(j_label, &j, sizeof(j));
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return x + j;
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}
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int main(void) {
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int i = 1;
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dfsan_label i_label = dfsan_create_label("i", 0);
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dfsan_set_label(i_label, &i, sizeof(i));
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dfsan_label ij_label = dfsan_get_label(f(i));
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assert(dfsan_has_label(ij_label, i_label));
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assert(dfsan_has_label_with_desc(ij_label, "j"));
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return 0;
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}
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