Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/torture/pr33887-1.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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/* { dg-do run } */ extern "C" void abort (void); struct S { unsigned int i : 24; } x; void __attribute__((noinline)) test1() { if (--x.i != 0x00ffffff) abort (); if (x.i != 0x00ffffff) abort (); } void __attribute__((noinline)) test2() { if (x.i-- != 0) abort (); if (x.i != 0x00ffffff) abort (); } void __attribute__((noinline)) test3() { if (++x.i != 0) abort (); if (x.i != 0) abort (); } void __attribute__((noinline)) test4() { if (x.i++ != 0x00ffffff) abort (); if (x.i != 0) abort (); } int main() { x.i = 0; test1(); x.i = 0; test2(); x.i = 0x00ffffff; test3(); x.i = 0x00ffffff; test4(); return 0; }