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| author | Jonathan Wakely <jwakely@redhat.com> | 2019-10-11 16:29:50 +0100 |
|---|---|---|
| committer | Jonathan Wakely <redi@gcc.gnu.org> | 2019-10-11 16:29:50 +0100 |
| commit | 2bf2dacb355af3632fd98b2f9e920f1e03722049 (patch) | |
| tree | 5efd27dbb92be0e40426505b4db57b641f1d57d9 | |
| parent | 8b27c9052b8d191c98686e77d2fa610390c78f32 (diff) | |
| download | gcc-2bf2dacb355af3632fd98b2f9e920f1e03722049.zip gcc-2bf2dacb355af3632fd98b2f9e920f1e03722049.tar.gz gcc-2bf2dacb355af3632fd98b2f9e920f1e03722049.tar.bz2 | |
Avoid warnings in <charconv>
* include/bits/charconv.h (__to_chars_len): Avoid -Wsign-compare
warnings.
From-SVN: r276889
| -rw-r--r-- | libstdc++-v3/ChangeLog | 5 | ||||
| -rw-r--r-- | libstdc++-v3/include/bits/charconv.h | 10 |
2 files changed, 10 insertions, 5 deletions
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index 6f04a68..1459185 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,3 +1,8 @@ +2019-10-11 Jonathan Wakely <jwakely@redhat.com> + + * include/bits/charconv.h (__to_chars_len): Avoid -Wsign-compare + warnings. + 2019-10-10 Jonathan Wakely <jwakely@redhat.com> PR libstdc++/91057 diff --git a/libstdc++-v3/include/bits/charconv.h b/libstdc++-v3/include/bits/charconv.h index a5b6be5..7c0922f 100644 --- a/libstdc++-v3/include/bits/charconv.h +++ b/libstdc++-v3/include/bits/charconv.h @@ -50,16 +50,16 @@ namespace __detail static_assert(is_unsigned<_Tp>::value, "implementation bug"); unsigned __n = 1; - const int __b2 = __base * __base; - const int __b3 = __b2 * __base; - const int __b4 = __b3 * __base; + const unsigned __b2 = __base * __base; + const unsigned __b3 = __b2 * __base; + const unsigned long __b4 = __b3 * __base; for (;;) { - if (__value < __base) return __n; + if (__value < (unsigned)__base) return __n; if (__value < __b2) return __n + 1; if (__value < __b3) return __n + 2; if (__value < __b4) return __n + 3; - __value /= (unsigned)__b4; + __value /= __b4; __n += 4; } } |