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int128 tests

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From-SVN: r195985
This commit is contained in:
Jason Merrill 2013-02-12 11:32:30 -05:00
parent 18a7895438
commit bf94424ce1
2 changed files with 31 additions and 0 deletions
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12
gcc/testsuite/g++.dg/ext/int128-3.C Normal file
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// Test for int128 enums.
// { dg-do compile { target int128 } }
// { dg-options "" }
enum E {
e1 = 0xffffffffffffffff,
e2, e3
} e = e3;
#define SA(I,X) int a##I[(X)? 1 : -1]
SA(1, sizeof(E) == sizeof(__int128));

19
gcc/testsuite/g++.dg/ext/int128-4.C Normal file
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// Test for int128 arithmetic conversions.
// { dg-do compile { target int128 } }
// { dg-options "-std=gnu++11" }
template <class T, class U> struct same;
template <class T> struct same<T,T> { };
#define assert_same(T,U) (same<T,U>())
int main()
{
long long ll;
unsigned long long ull;
__int128 i8;
unsigned __int128 u8;
assert_same (decltype (ll+i8), __int128);
assert_same (decltype (ull+i8), __int128);
assert_same (decltype (ll+u8), unsigned __int128);
assert_same (decltype (ull+u8), unsigned __int128);
}