c.texi: fix a few spurious or missing braces.
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c.texi
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c.texi
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@ -1760,7 +1760,7 @@ Most operators in C consist of one or two characters that can't be
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used in identifiers. The characters used for such operators in C are
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@samp{!~^&|*/%+-=<>,.?:}. (C preprocessing uses @dfn{preprocessing
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operators}, based on @samp{#}, which are entirely different from
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these operators; @ref{{Preprocessing}.)
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these operators; @ref{Preprocessing}.)
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Some operators are a single character. For instance, @samp{-} is the
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operator for negation (with one operand) and the operator for
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@ -4366,8 +4366,8 @@ Here are some examples of the suffixes.
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3000000000u // @r{three billion as @code{unsigned int}.}
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0LL // @r{zero as a @code{long long int}.}
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0403l // @r{259 as a @code{long int}.}
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2147483648 // @r{This is of type @code{long long int}
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// @r{on typical 32-bit machines,
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2147483648 // @r{This is of type @code{long long int}.}
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// @r{on typical 32-bit machines,}
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// @r{since it won't fit in 32 bits as a signed number.}
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2147483648U // @r{This is of type @code{unsigned int},}
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// @r{since it fits in 32 unsigned bits.}
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@ -4756,7 +4756,7 @@ bits, use the @samp{\U} escape sequence with a 32-bit hexadecimal
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Unicode character code. Here are some examples.
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@example
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\u6C34 /* @r{16-bit code (water)}, UTF-16} */
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\u6C34 /* @r{16-bit code (Chinese for ``water''), UTF-16} */
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\U0010ABCD /* @r{32-bit code, UTF-32} */
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@end example
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