forked from OSchip/llvm-project
17 lines
496 B
C++
17 lines
496 B
C++
// RUN: %clangxx_msan -O0 %s -o %t && not %run %t >%t.out 2>&1
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// FileCheck %s <%t.out
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// RUN: %clangxx_msan -O0 %s -o %t && MSAN_OPTIONS=poison_in_free=0 %run %t >%t.out 2>&1
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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int main(int argc, char **argv) {
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char *volatile x = (char*)malloc(50 * sizeof(char));
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memset(x, 0, 50);
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free(x);
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return x[25];
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// CHECK: MemorySanitizer: use-of-uninitialized-value
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// CHECK: #0 {{.*}} in main{{.*}}poison_in_free.cc:[[@LINE-2]]
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}
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