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api.token.raw: cannot be used with character literals

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* src/parse-gram.y (CHAR): api.token.raw and character literals are
mutually exclusive.
* tests/input.at (Character literals and api.token.raw): New.
This commit is contained in:
Akim Demaille
2019-09-01 10:10:06 -05:00
parent 1e5e274972
commit 8c18e3f18c
3 changed files with 53 additions and 6 deletions
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2
tests/diagnostics.at
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@@ -277,7 +277,7 @@ AT_TEST([[Carriage return]],
[[input.y:10.8-11.0: <error>error:</error> missing '"' at end of line
10 | %token <error>"</error>
| <error>^</error>
input.y:10.8-11.0: <error>error:</error> syntax error, unexpected string, expecting char or identifier or <tag>
input.y:10.8-11.0: <error>error:</error> syntax error, unexpected string, expecting character literal or identifier or <tag>
10 | %token <error>"</error>
| <error>^</error>
]])

38
tests/input.at
View File

@@ -232,10 +232,10 @@ input.y:3.17-24: error: nonterminals cannot be given a string alias
input.y:4.8-10: error: character literals cannot be nonterminals
4 | %nterm '+' '*';
| ^~~
input.y:5.8-15: error: syntax error, unexpected string, expecting char or identifier or <tag>
input.y:5.8-15: error: syntax error, unexpected string, expecting character literal or identifier or <tag>
5 | %nterm "number";
| ^~~~~~~~
input.y:6.8-13: error: syntax error, unexpected string, expecting char or identifier or <tag>
input.y:6.8-13: error: syntax error, unexpected string, expecting character literal or identifier or <tag>
6 | %token "tok1" 1;
| ^~~~~~
input.y:7.14: error: syntax error, unexpected integer
@@ -2760,3 +2760,37 @@ AT_BISON_CHECK([[-fcaret input.y]], [[0]], [[]],
AT_BISON_OPTION_POPDEFS
AT_CLEANUP
## -------------------------------------- ##
## Character literals and api.token.raw. ##
## -------------------------------------- ##
AT_SETUP([[Character literals and api.token.raw]])
AT_BISON_OPTION_PUSHDEFS
AT_DATA_GRAMMAR([[input.y]],
[[%define api.token.raw
%token 'a'
%%
exp: 'b' "c" {}
]])
AT_BISON_CHECK([[-fcaret input.y]], [[1]], [[]],
[[input.y:10.8-10: error: character literals cannot be used together with api.token.raw
10 | %token 'a'
| ^~~
input.y:9.1-21: definition of api.token.raw
9 | %define api.token.raw
| ^~~~~~~~~~~~~~~~~~~~~
input.y:12.6-8: error: character literals cannot be used together with api.token.raw
12 | exp: 'b' "c" {}
| ^~~
input.y:9.1-21: definition of api.token.raw
9 | %define api.token.raw
| ^~~~~~~~~~~~~~~~~~~~~
]])
AT_BISON_OPTION_POPDEFS
AT_CLEANUP