Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.c-torture/execute/20040409-2w.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
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/* { dg-additional-options "-fwrapv" } */ #include <limits.h> extern void abort (); int test3(int x) { return (x + INT_MIN) ^ 0x1234; } int test4(int x) { return (x ^ 0x1234) + INT_MIN; } int test5(int x) { return (x - INT_MIN) ^ 0x1234; } int test6(int x) { return (x ^ 0x1234) - INT_MIN; } int test9(int x) { int y = INT_MIN; int z = 0x1234; return (x + y) ^ z; } int test10(int x) { int y = 0x1234; int z = INT_MIN; return (x ^ y) + z; } int test11(int x) { int y = INT_MIN; int z = 0x1234; return (x - y) ^ z; } int test12(int x) { int y = 0x1234; int z = INT_MIN; return (x ^ y) - z; } void test(int a, int b) { if (test3(a) != b) abort(); if (test4(a) != b) abort(); if (test5(a) != b) abort(); if (test6(a) != b) abort(); if (test9(a) != b) abort(); if (test10(a) != b) abort(); if (test11(a) != b) abort(); if (test12(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); #endif #if INT_MAX == 32767 test(0x0000,0x9234); test(0x1234,0x8000); test(0x8000,0x1234); test(0x9234,0x0000); test(0x7fff,0xedcb); test(0xffff,0x6dcb); #endif return 0; }