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Add dontthrow attribute to most libc functions

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This will help C++ code that uses exceptions to be tinier. For example,
this change shaves away 1000 lines of assembly code from LLVM's libcxx,
which is 0.7% of all assembly instructions in the entire library.
This commit is contained in:
Justine Tunney 2024-01-09 01:26:03 -08:00
parent cb19e172da
commit eeb20775d2
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GPG key ID: BE714B4575D6E328
103 changed files with 1455 additions and 1456 deletions
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10
libc/calls/struct/iovec.h
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@ -7,11 +7,11 @@ struct iovec {
size_t iov_len;
};
ssize_t preadv(int, struct iovec *, int, int64_t);
ssize_t pwritev(int, const struct iovec *, int, int64_t);
ssize_t readv(int, const struct iovec *, int);
ssize_t vmsplice(int, const struct iovec *, int64_t, uint32_t);
ssize_t writev(int, const struct iovec *, int);
ssize_t preadv(int, struct iovec *, int, int64_t) libcesque;
ssize_t pwritev(int, const struct iovec *, int, int64_t) libcesque;
ssize_t readv(int, const struct iovec *, int) libcesque;
ssize_t vmsplice(int, const struct iovec *, int64_t, uint32_t) libcesque;
ssize_t writev(int, const struct iovec *, int) libcesque;
COSMOPOLITAN_C_END_
#endif /* COSMOPOLITAN_LIBC_CALLS_STRUCT_IOVEC_H_ */