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Define atomic_charN_t only if charN_t is supported.

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Some platform code is apparently compiled with switches that do
not support char16_t and char32_t.  This caused stdatomic.h to fail
to compile.  This CL makes stdatomic.h usable in those environments.

(cherry picked from commit 8b002362d996859ebfc8588d6859a9a79203dc27)
Change-Id: Ie5a17f20b8b545c97128d00605b4eabd2a6bfe3e
This commit is contained in:
Hans Boehm 2014-07-16 11:33:48 -07:00
parent b0815aeacb
commit ed68221a82
1 changed files with 4 additions and 2 deletions
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6
libc/include/stdatomic.h
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@ -205,8 +205,10 @@ typedef _Atomic(long) atomic_long;
typedef _Atomic(unsigned long) atomic_ulong;
typedef _Atomic(long long) atomic_llong;
typedef _Atomic(unsigned long long) atomic_ullong;
typedef _Atomic(char16_t) atomic_char16_t;
typedef _Atomic(char32_t) atomic_char32_t;
#if __STDC_VERSION__ >= 201112L || __cplusplus >= 201103L
typedef _Atomic(char16_t) atomic_char16_t;
typedef _Atomic(char32_t) atomic_char32_t;
#endif
typedef _Atomic(wchar_t) atomic_wchar_t;
typedef _Atomic(int_least8_t) atomic_int_least8_t;
typedef _Atomic(uint_least8_t) atomic_uint_least8_t;