forked from OSchip/llvm-project
16 lines
440 B
C++
16 lines
440 B
C++
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// RUN: %clangxx_msan -O0 -g %s -o %t
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// RUN: not %run %t 2>&1 | FileCheck %s
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// RUN: MSAN_OPTIONS=intercept_memcmp=0 %run %t
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#include <string.h>
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int main(int argc, char **argv) {
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char a1[4];
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char a2[4];
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for (int i = 0; i < argc * 3; i++)
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a2[i] = a1[i] = i;
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int res = memcmp(a1, a2, 4);
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return res;
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// CHECK: Uninitialized bytes in __interceptor_memcmp at offset 3
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// CHECK: MemorySanitizer: use-of-uninitialized-value
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}
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