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Prevent assert when using '"' in names (via hexadecimal).

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Update LangRef to mention \xx quoting in names.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57538 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar
2008-10-14 23:51:43 +00:00
parent cad3580e99
commit 76dea9547d
3 changed files with 7 additions and 4 deletions
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docs/LangRef.html
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@@ -335,8 +335,9 @@ the parser.</p>
For example, %foo, @DivisionByZero, %a.really.long.identifier. The actual
regular expression used is '<tt>[%@][a-zA-Z$._][a-zA-Z$._0-9]*</tt>'.
Identifiers which require other characters in their names can be surrounded
with quotes. In this way, anything except a <tt>&quot;</tt> character can
be used in a named value.</li>
with quotes. Special characters may be escaped using "\xx" where xx is the
ASCII code for the character in hexadecimal. In this way, any character can
be used in a name value, even quotes themselves.
<li>Unnamed values are represented as an unsigned numeric value with their
prefix. For example, %12, @2, %44.</li>