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grammars: fix display of nul character in error message

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Reported by Marc Mendiola.
http://lists.gnu.org/archive/html/help-bison/2012-10/msg00017.html

* gnulib: Update to get quote_mem.
* src/scan-gram.l: Use it.
* tests/input.at (Invalid inputs): Additional checks.
* tests/named-refs.at: Likewise.
This commit is contained in:
Akim Demaille
2012-11-01 13:47:12 +01:00
parent baf0bd6145
commit 95066e9208
5 changed files with 28 additions and 13 deletions
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7
tests/named-refs.at
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@@ -443,14 +443,19 @@ AT_SETUP([Stray symbols in brackets])
AT_DATA_GRAMMAR([test.y],
[[
%%
start: foo[ /* aaa */ *&-.+ ] bar
start: foo[ /* aaa */ *&-.+\000\001\002\377 ] bar
{ s = $foo; }
]])
AT_CHECK([[$PERL -pi -e 's/\\(\d{3})/chr(oct($1))/ge' test.y || exit 77]])
AT_BISON_CHECK([-o test.c test.y], 1, [],
[[test.y:11.23: invalid character in bracketed name: '*'
test.y:11.24: invalid character in bracketed name: '&'
test.y:11.25: invalid character in bracketed name: '-'
test.y:11.27: invalid character in bracketed name: '+'
test.y:11.28: invalid character in bracketed name: '\0'
test.y:11.28: invalid character in bracketed name: '\001'
test.y:11.28: invalid character in bracketed name: '\002'
test.y:11.28: invalid character in bracketed name: '\377'
]])
AT_CLEANUP