#include extern void abort (); int test1(int x) { return (x ^ INT_MIN) ^ 0x1234; } unsigned int test1u(unsigned int x) { return (x ^ (unsigned int)INT_MIN) ^ 0x1234; } int test2(int x) { return (x ^ 0x1234) ^ INT_MIN; } unsigned int test2u(unsigned int x) { return (x ^ 0x1234) ^ (unsigned int)INT_MIN; } int test3(int x) { return (x + INT_MIN) ^ 0x1234; } unsigned int test3u(unsigned int x) { return (x + (unsigned int)INT_MIN) ^ 0x1234; } int test4(int x) { return (x ^ 0x1234) + INT_MIN; } unsigned int test4u(unsigned int x) { return (x ^ 0x1234) + (unsigned int)INT_MIN; } int test5(int x) { return (x - INT_MIN) ^ 0x1234; } unsigned int test5u(unsigned int x) { return (x - (unsigned int)INT_MIN) ^ 0x1234; } int test6(int x) { return (x ^ 0x1234) - INT_MIN; } unsigned int test6u(unsigned int x) { return (x ^ 0x1234) - (unsigned int)INT_MIN; } int test7(int x) { int y = INT_MIN; int z = 0x1234; return (x ^ y) ^ z; } unsigned int test7u(unsigned int x) { unsigned int y = (unsigned int)INT_MIN; unsigned int z = 0x1234; return (x ^ y) ^ z; } int test8(int x) { int y = 0x1234; int z = INT_MIN; return (x ^ y) ^ z; } unsigned int test8u(unsigned int x) { unsigned int y = 0x1234; unsigned int z = (unsigned int)INT_MIN; return (x ^ y) ^ z; } int test9(int x) { int y = INT_MIN; int z = 0x1234; return (x + y) ^ z; } unsigned int test9u(unsigned int x) { unsigned int y = (unsigned int)INT_MIN; unsigned int z = 0x1234; return (x + y) ^ z; } int test10(int x) { int y = 0x1234; int z = INT_MIN; return (x ^ y) + z; } unsigned int test10u(unsigned int x) { unsigned int y = 0x1234; unsigned int z = (unsigned int)INT_MIN; return (x ^ y) + z; } int test11(int x) { int y = INT_MIN; int z = 0x1234; return (x - y) ^ z; } unsigned int test11u(unsigned int x) { unsigned int y = (unsigned int)INT_MIN; unsigned int z = 0x1234; return (x - y) ^ z; } int test12(int x) { int y = 0x1234; int z = INT_MIN; return (x ^ y) - z; } unsigned int test12u(unsigned int x) { unsigned int y = 0x1234; unsigned int z = (unsigned int)INT_MIN; return (x ^ y) - z; } void test(int a, int b) { if (test1(a) != b) abort(); if (test2(a) != b) abort(); if (test3(a) != b) abort(); if (test4(a) != b) abort(); if (test5(a) != b) abort(); if (test6(a) != b) abort(); if (test7(a) != b) abort(); if (test8(a) != b) abort(); if (test9(a) != b) abort(); if (test10(a) != b) abort(); if (test11(a) != b) abort(); if (test12(a) != b) abort(); } void testu(unsigned int a, unsigned int b) { if (test1u(a) != b) abort(); if (test2u(a) != b) abort(); if (test3u(a) != b) abort(); if (test4u(a) != b) abort(); if (test5u(a) != b) abort(); if (test6u(a) != b) abort(); if (test7u(a) != b) abort(); if (test8u(a) != b) abort(); if (test9u(a) != b) abort(); if (test10u(a) != b) abort(); if (test11u(a) != b) abort(); if (test12u(a) != b) abort(); } int main() { #if INT_MAX == 2147483647 test(0x00000000,0x80001234); test(0x00001234,0x80000000); test(0x80000000,0x00001234); test(0x80001234,0x00000000); test(0x7fffffff,0xffffedcb); test(0xffffffff,0x7fffedcb); testu(0x00000000,0x80001234); testu(0x00001234,0x80000000); testu(0x80000000,0x00001234); testu(0x80001234,0x00000000); testu(0x7fffffff,0xffffedcb); testu(0xffffffff,0x7fffedcb); #endif #if INT_MAX == 32767 test(0x0000,0x9234); test(0x1234,0x8000); test(0x8000,0x1234); test(0x9234,0x0000); test(0x7fff,0xedcb); test(0xffff,0x6dcb); testu(0x0000,0x9234); testu(0x8000,0x1234); testu(0x1234,0x8000); testu(0x9234,0x0000); testu(0x7fff,0xedcb); testu(0xffff,0x6dcb); #endif return 0; }