/* { dg-do run } */ /* { dg-options "-fsanitize=signed-integer-overflow -Wno-unused-variable" } */ #define INT_MAX __INT_MAX__ #define INT_MIN (-__INT_MAX__ - 1) #define LONG_MAX __LONG_MAX__ #define LONG_MIN (-__LONG_MAX__ - 1L) #define LLONG_MAX __LONG_LONG_MAX__ #define LLONG_MIN (-__LONG_LONG_MAX__ - 1L) int main (void) { volatile int j = INT_MAX; volatile int i = 1; volatile int k = j + i; k = i + j; j++; j = INT_MAX - 100; j += (1 << 10); j = INT_MIN; i = -1; k = i + j; k = j + i; j = INT_MIN + 100; j += -(1 << 10); volatile long int m = LONG_MAX; volatile long int n = 1; volatile long int o = m + n; o = n + m; m++; m = LONG_MAX - 100; m += (1 << 10); m = LONG_MIN; n = -1; o = m + n; o = n + m; m = LONG_MIN + 100; m += -(1 << 10); return 0; } /* { dg-output "signed integer overflow: 2147483647 \\+ 1 cannot be represented in type 'int'(\n|\r\n|\r)" } */ /* { dg-output "\[^\n\r]*signed integer overflow: 1 \\+ 2147483647 cannot be represented in type 'int'(\n|\r\n|\r)" } */ /* { dg-output "\[^\n\r]*signed integer overflow: 2147483647 \\+ 1 cannot be represented in type 'int'(\n|\r\n|\r)" } */ /* { dg-output "\[^\n\r]*signed integer overflow: 2147483547 \\+ 1024 cannot be represented in type 'int'(\n|\r\n|\r)" } */ /* { dg-output "\[^\n\r]*signed integer overflow: -1 \\+ -2147483648 cannot be represented in type 'int'(\n|\r\n|\r)" } */ /* { dg-output "\[^\n\r]*signed integer overflow: -2147483648 \\+ -1 cannot be represented in type 'int'(\n|\r\n|\r)" } */ /* { dg-output "\[^\n\r]*signed integer overflow: -2147483548 \\+ -1024 cannot be represented in type 'int'(\n|\r\n|\r)" } */ /* { dg-output "\[^\n\r]*signed integer overflow: \[^\n\r]* \\+ 1 cannot be represented in type 'long int'(\n|\r\n|\r)" } */ /* { dg-output "\[^\n\r]*signed integer overflow: 1 \\+ \[^\n\r]* cannot be represented in type 'long int'(\n|\r\n|\r)" } */ /* { dg-output "\[^\n\r]*signed integer overflow: \[^\n\r]* \\+ 1 cannot be represented in type 'long int'(\n|\r\n|\r)" } */ /* { dg-output "\[^\n\r]*signed integer overflow: \[^\n\r]* \\+ 1024 cannot be represented in type 'long int'(\n|\r\n|\r)" } */ /* { dg-output "\[^\n\r]*signed integer overflow: -\[^\n\r]* \\+ -1 cannot be represented in type 'long int'(\n|\r\n|\r)" } */ /* { dg-output "\[^\n\r]*signed integer overflow: -1 \\+ -\[^\n\r]* cannot be represented in type 'long int'(\n|\r\n|\r)" } */ /* { dg-output "\[^\n\r]*signed integer overflow: -\[^\n\r]* \\+ -1024 cannot be represented in type 'long int'" } */