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| author | vlefevre <vlefevre@280ebfd0-de03-0410-8827-d642c229c3f4> | 2018-08-27 01:42:20 +0000 |
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| committer | vlefevre <vlefevre@280ebfd0-de03-0410-8827-d642c229c3f4> | 2018-08-27 01:42:20 +0000 |
| commit | 35cf3d965dae2d298be40e594463fb688dfcafa6 (patch) | |
| tree | 7ad851e053a2f6cf6aa21f4f5e8a1723c285415d /src/mpfr-impl.h | |
| parent | a8f61cf6b6f6919427d171cbd0de83a891cc3972 (diff) | |
| download | mpfr-35cf3d965dae2d298be40e594463fb688dfcafa6.tar.gz | |
[src/mpfr-impl.h] Mention WG14/N2270 (proposed maybe_unused attribute),
which could be useful to avoid MPFR_DBGRES.
git-svn-id: svn://scm.gforge.inria.fr/svn/mpfr/trunk@13026 280ebfd0-de03-0410-8827-d642c229c3f4
Diffstat (limited to 'src/mpfr-impl.h')
| -rw-r--r-- | src/mpfr-impl.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mpfr-impl.h b/src/mpfr-impl.h index cacc6bdfc..9a910221d 100644 --- a/src/mpfr-impl.h +++ b/src/mpfr-impl.h @@ -454,6 +454,9 @@ __MPFR_DECLSPEC extern const mpfr_t __gmpfr_const_log2_RNDU; MPFR_DBGRES(assignment): to be used when the result is tested only in an MPFR_ASSERTD expression (in order to avoid a warning, e.g. with GCC's -Wunused-but-set-variable, in non-debug mode). + Note: WG14/N2270 proposed a maybe_unused attribute, which could + be useful to avoid MPFR_DBGRES. See: + http://www.open-std.org/jtc1/sc22/wg14/www/docs/n2270.pdf Note: Evaluating expr might yield side effects, but such side effects must not change the results (except by yielding an assertion failure). */ |