diff options
Diffstat (limited to 'libstdc++-v3/config/locale')
| -rw-r--r-- | libstdc++-v3/config/locale/darwin/ctype_members.cc | 41 | ||||
| -rw-r--r-- | libstdc++-v3/config/locale/generic/ctype_members.cc | 41 | ||||
| -rw-r--r-- | libstdc++-v3/config/locale/gnu/ctype_members.cc | 41 |
3 files changed, 123 insertions, 0 deletions
diff --git a/libstdc++-v3/config/locale/darwin/ctype_members.cc b/libstdc++-v3/config/locale/darwin/ctype_members.cc index 63a422c396a..f839971469a 100644 --- a/libstdc++-v3/config/locale/darwin/ctype_members.cc +++ b/libstdc++-v3/config/locale/darwin/ctype_members.cc @@ -42,6 +42,47 @@ namespace std { + // Fill in the narrowing cache and flag whether all values are + // valid or not. _M_narrow_ok is set to 2 if memcpy can't + // be used. + void + ctype<char>:: + _M_narrow_init() const + { + char __tmp[sizeof(_M_narrow)]; + for (size_t __i = 0; __i < sizeof(_M_narrow); ++__i) + __tmp[__i] = __i; + do_narrow(__tmp, __tmp + sizeof(__tmp), 0, _M_narrow); + + _M_narrow_ok = 1; + if (__builtin_memcmp(__tmp, _M_narrow, sizeof(_M_narrow))) + _M_narrow_ok = 2; + else + { + // Deal with the special case of zero: renarrow with a + // different default and compare. + char __c; + do_narrow(__tmp, __tmp + 1, 1, &__c); + if (__c == 1) + _M_narrow_ok = 2; + } + } + + void + ctype<char>:: + _M_widen_init() const + { + char __tmp[sizeof(_M_widen)]; + for (size_t __i = 0; __i < sizeof(_M_widen); ++__i) + __tmp[__i] = __i; + do_widen(__tmp, __tmp + sizeof(__tmp), _M_widen); + + _M_widen_ok = 1; + // Set _M_widen_ok to 2 if memcpy can't be used. + if (__builtin_memcmp(__tmp, _M_widen, sizeof(_M_widen))) + _M_widen_ok = 2; + } + // NB: The other ctype<char> specializations are in src/locale.cc and // various /config/os/* files. diff --git a/libstdc++-v3/config/locale/generic/ctype_members.cc b/libstdc++-v3/config/locale/generic/ctype_members.cc index 6b4fbd7ea7d..036f685d0e7 100644 --- a/libstdc++-v3/config/locale/generic/ctype_members.cc +++ b/libstdc++-v3/config/locale/generic/ctype_members.cc @@ -41,6 +41,47 @@ _GLIBCXX_BEGIN_NAMESPACE(std) + // Fill in the narrowing cache and flag whether all values are + // valid or not. _M_narrow_ok is set to 2 if memcpy can't + // be used. + void + ctype<char>:: + _M_narrow_init() const + { + char __tmp[sizeof(_M_narrow)]; + for (size_t __i = 0; __i < sizeof(_M_narrow); ++__i) + __tmp[__i] = __i; + do_narrow(__tmp, __tmp + sizeof(__tmp), 0, _M_narrow); + + _M_narrow_ok = 1; + if (__builtin_memcmp(__tmp, _M_narrow, sizeof(_M_narrow))) + _M_narrow_ok = 2; + else + { + // Deal with the special case of zero: renarrow with a + // different default and compare. + char __c; + do_narrow(__tmp, __tmp + 1, 1, &__c); + if (__c == 1) + _M_narrow_ok = 2; + } + } + + void + ctype<char>:: + _M_widen_init() const + { + char __tmp[sizeof(_M_widen)]; + for (size_t __i = 0; __i < sizeof(_M_widen); ++__i) + __tmp[__i] = __i; + do_widen(__tmp, __tmp + sizeof(__tmp), _M_widen); + + _M_widen_ok = 1; + // Set _M_widen_ok to 2 if memcpy can't be used. + if (__builtin_memcmp(__tmp, _M_widen, sizeof(_M_widen))) + _M_widen_ok = 2; + } + // NB: The other ctype<char> specializations are in src/locale.cc and // various /config/os/* files. ctype_byname<char>::ctype_byname(const char* __s, size_t __refs) diff --git a/libstdc++-v3/config/locale/gnu/ctype_members.cc b/libstdc++-v3/config/locale/gnu/ctype_members.cc index 9e517605914..f1243397698 100644 --- a/libstdc++-v3/config/locale/gnu/ctype_members.cc +++ b/libstdc++-v3/config/locale/gnu/ctype_members.cc @@ -40,6 +40,47 @@ _GLIBCXX_BEGIN_NAMESPACE(std) + // Fill in the narrowing cache and flag whether all values are + // valid or not. _M_narrow_ok is set to 2 if memcpy can't + // be used. + void + ctype<char>:: + _M_narrow_init() const + { + char __tmp[sizeof(_M_narrow)]; + for (size_t __i = 0; __i < sizeof(_M_narrow); ++__i) + __tmp[__i] = __i; + do_narrow(__tmp, __tmp + sizeof(__tmp), 0, _M_narrow); + + _M_narrow_ok = 1; + if (__builtin_memcmp(__tmp, _M_narrow, sizeof(_M_narrow))) + _M_narrow_ok = 2; + else + { + // Deal with the special case of zero: renarrow with a + // different default and compare. + char __c; + do_narrow(__tmp, __tmp + 1, 1, &__c); + if (__c == 1) + _M_narrow_ok = 2; + } + } + + void + ctype<char>:: + _M_widen_init() const + { + char __tmp[sizeof(_M_widen)]; + for (size_t __i = 0; __i < sizeof(_M_widen); ++__i) + __tmp[__i] = __i; + do_widen(__tmp, __tmp + sizeof(__tmp), _M_widen); + + _M_widen_ok = 1; + // Set _M_widen_ok to 2 if memcpy can't be used. + if (__builtin_memcmp(__tmp, _M_widen, sizeof(_M_widen))) + _M_widen_ok = 2; + } + // NB: The other ctype<char> specializations are in src/locale.cc and // various /config/os/* files. ctype_byname<char>::ctype_byname(const char* __s, size_t __refs) |