llvm-project/compiler-rt/test/msan/loop-scope.cpp

19 lines
370 B
C++

// RUN: %clangxx_msan -O2 %s -o %t && \
// RUN: not %run %t 2>&1 | FileCheck %s
#include <stdlib.h>
int *p;
int main() {
for (int i = 0; i < 3; i++) {
int x;
if (i == 0)
x = 0;
p = &x;
}
return *p; // BOOM
// CHECK: WARNING: MemorySanitizer: use-of-uninitialized-value
// CHECK: #0 0x{{.*}} in main {{.*}}loop-scope.cpp:[[@LINE-2]]
}