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cex: tests: be robust to variations in time limit reports

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The CI has "failures" such as (253, "Null nonterminals"):

    @@ -21,7 +21,7 @@
     3:    3 b: . %empty
     3:    4 c: . %empty
     On Symbols: {A,}
    -time limit exceeded: 6.000000
    +time limit exceeded: 11.000000
     First  Example c  •  c  A  A  $end
     First  derivation  $accept ::=[ a ::=[ c  d ::=[ a ::=[ b ::=[ • ]  d ::=[ c  A  A ] ] ] ]  $end ]
     Second Example c  •  A  $end

* tests/counterexample.at (AT_BISON_CHECK_CEX): New.
Use it to neutralize differences in timeout values.
This commit is contained in:
Akim Demaille
2020-05-17 09:57:12 +02:00
parent 482b370540
commit e0cb91a922
2 changed files with 25 additions and 16 deletions
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2
tests/local.at
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@@ -1102,7 +1102,7 @@ m4_define([AT_BISON_CHECK_WARNINGS_],
# added after the grammar file name, so skip these checks in that
# case.
if test "$POSIXLY_CORRECT_IS_EXPORTED" = false; then
]AT_SAVE_SPECIAL_FILES[
]AT_SAVE_SPECIAL_FILES[
# To avoid expanding it repeatedly, store specified stdout.
]AT_DATA([expout], [$3])[