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/* { dg-do run } */
/* { dg-options "-fsanitize=shift -w" } */
#include <stdio.h>
int
main (void)
{
fputs ("UBSAN TEST START\n", stderr);
unsigned int a = 1;
a <<= 31;
a <<= 1;
fputs ("UBSAN TEST END\n", stderr);
return 0;
}
/* { dg-output "UBSAN TEST START(\n|\r\n|\r)UBSAN TEST END" } */
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