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libstdc++: Fix unused warning for new variable

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This newly-introduced variable isn't used on all paths, so add the
[[maybe_unused]] attribute.

libstdc++-v3/ChangeLog:

	* src/c++11/random.cc (random_device::_M_init): Add maybe_unused
	attribute.
This commit is contained in:
Jonathan Wakely 2023-06-30 15:13:25 +01:00
parent eab57b825b
commit d083c8c808
1 changed files with 3 additions and 3 deletions
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6
libstdc++-v3/src/c++11/random.cc
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@ -374,11 +374,11 @@ namespace std _GLIBCXX_VISIBILITY(default)
" unsupported token"));
#if defined ENOSYS
const int unsupported = ENOSYS;
[[maybe_unused]] const int unsupported = ENOSYS;
#elif defined ENOTSUP
const int unsupported = ENOTSUP;
[[maybe_unused]] const int unsupported = ENOTSUP;
#else
const int unsupported = 0;
[[maybe_unused]] const int unsupported = 0;
#endif
int err = 0;