Mercurial > hg > CbC > CbC_gcc
comparison gcc/testsuite/g++.dg/cpp0x/udlit-raw-length.C @ 111:04ced10e8804
gcc 7
| author | kono |
|---|---|
| date | Fri, 27 Oct 2017 22:46:09 +0900 |
| parents | |
| children |
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| 68:561a7518be6b | 111:04ced10e8804 |
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| 1 // { dg-do compile { target c++11 } } | |
| 2 // PR c++/50958 | |
| 3 | |
| 4 typedef decltype(sizeof(0)) size_type; | |
| 5 | |
| 6 constexpr size_type | |
| 7 cstrlen_impl(const char* s, size_type i) | |
| 8 { | |
| 9 return s[i] ? cstrlen_impl(s, i + 1) : i; | |
| 10 } | |
| 11 | |
| 12 constexpr size_type | |
| 13 cstrlen(const char* s) | |
| 14 { | |
| 15 return s ? cstrlen_impl(s, 0) : throw 0; | |
| 16 } | |
| 17 | |
| 18 constexpr size_type | |
| 19 operator "" _lenraw(const char* digits) | |
| 20 { | |
| 21 return cstrlen(digits); | |
| 22 } | |
| 23 | |
| 24 static_assert(123_lenraw == 3, "Ouch"); | |
| 25 static_assert(1_lenraw == 1, "Ouch"); | |
| 26 static_assert(012_lenraw == 3, "Ouch"); | |
| 27 static_assert(0_lenraw == 1, "Ouch"); |