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Diffstat (limited to 'interp/notation.ml')
| -rw-r--r-- | interp/notation.ml | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/interp/notation.ml b/interp/notation.ml index 96de08da3a..397f46fc42 100644 --- a/interp/notation.ml +++ b/interp/notation.ml @@ -818,3 +818,8 @@ let _ = { freeze_function = freeze; unfreeze_function = unfreeze; init_function = init } + +let with_notation_protection f x = + let fs = freeze () in + try let a = f x in unfreeze fs; a + with e -> unfreeze fs; raise e |