doc/syntax.tex: Allow `0' as an integer literal.

It's too short to be octal, and that's ugly anyway, so include it as a
strange decimal literal.

diff --git a/doc/syntax.tex b/doc/syntax.tex
index 11e80b6534e54134bf1ed9fa6e3cb9ec29392e81..fa3e98fcd7b7cb3a303ac3bf91c9467ebe699cb3 100644 (file)
--- a/doc/syntax.tex
+++ b/doc/syntax.tex
@@ -146,7 +146,7 @@ discouraged.
 \alt <octal-integer>
 \alt <hex-integer>
 
 \alt <octal-integer>
 \alt <hex-integer>
 

-<decimal-integer> ::= <nonzero-digit-char> @<digit-char>^*
+<decimal-integer> ::= "0" | <nonzero-digit-char> @<digit-char>^*

 
 <binary-integer> ::= "0" @("b"|"B"@) @<binary-digit-char>^+
 
 
 <binary-integer> ::= "0" @("b"|"B"@) @<binary-digit-char>^+