Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.c-torture/execute/20040409-1w.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 test2(int x) { return x + INT_MIN; } int test3(int x) { return x - INT_MIN; } int test5(int x) { int y = INT_MIN; return x + y; } int test6(int x) { int y = INT_MIN; return x - y; } void test(int a, int b) { if (test2(a) != b) abort(); if (test3(a) != b) abort(); if (test5(a) != b) abort(); if (test6(a) != b) abort(); } int main() { #if INT_MAX == 2147483647 test(0x00000000,0x80000000); test(0x80000000,0x00000000); test(0x12345678,0x92345678); test(0x92345678,0x12345678); test(0x7fffffff,0xffffffff); test(0xffffffff,0x7fffffff); #endif #if INT_MAX == 32767 test(0x0000,0x8000); test(0x8000,0x0000); test(0x1234,0x9234); test(0x9234,0x1234); test(0x7fff,0xffff); test(0xffff,0x7fff); #endif return 0; }