Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/pr9814-1.c @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
---|---|
date | Thu, 13 Feb 2020 11:34:05 +0900 |
parents | 04ced10e8804 |
children |
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/* PR tree-optimization/9814 */ /* { dg-do run } */ /* { dg-options "-O2" } */ extern void abort(void); int test1(int x) { if (x & 2) x |= 2; return x; } int test2(int x) { if (!(x & 2)) x |= 2; return x; } int test3(int x) { if (x & 2) x ^= 2; return x; } int test4(int x) { if (!(x & 2)) x ^= 2; return x; } int test5(int x) { if (x & 2) x &= ~2; return x; } int test6(int x) { if (!(x & 2)) x &= ~2; return x; } int main() { if (test1(0) != 0) abort(); if (test1(2) != 2) abort(); if (test1(5) != 5) abort(); if (test1(7) != 7) abort(); if (test2(0) != 2) abort(); if (test2(2) != 2) abort(); if (test2(5) != 7) abort(); if (test2(7) != 7) abort(); if (test3(0) != 0) abort(); if (test3(2) != 0) abort(); if (test3(5) != 5) abort(); if (test3(7) != 5) abort(); if (test4(0) != 2) abort(); if (test4(2) != 2) abort(); if (test4(5) != 7) abort(); if (test4(7) != 7) abort(); if (test5(0) != 0) abort(); if (test5(2) != 0) abort(); if (test5(5) != 5) abort(); if (test5(7) != 5) abort(); if (test6(0) != 0) abort(); if (test6(2) != 2) abort(); if (test6(5) != 5) abort(); if (test6(7) != 7) abort(); return 0; }