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Diffstat (limited to 'test-suite/bugs/closed/3251.v')
-rw-r--r-- | test-suite/bugs/closed/3251.v | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test-suite/bugs/closed/3251.v b/test-suite/bugs/closed/3251.v new file mode 100644 index 00000000..5a7ae200 --- /dev/null +++ b/test-suite/bugs/closed/3251.v @@ -0,0 +1,13 @@ +Goal True. +Ltac foo := idtac. +(* print out happens twice: +foo is defined +foo is defined + +... that's fishy. But E. Tassi tells me that it's expected since "Ltac" generates a side +effect that escapes the proof. In the STM model this means the command is executed twice, +once in the proof branch, and another time in the main branch *) +Undo. +Ltac foo := idtac. +(* Before 5b39c3535f7b3383d89d7b844537244a4e7c0eca, this would print out: *) +(* Anomaly: Backtrack.backto to a state with no vcs_backup. Please report. *) |