diff options
Diffstat (limited to 'pretyping/reductionops.ml')
| -rw-r--r-- | pretyping/reductionops.ml | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/pretyping/reductionops.ml b/pretyping/reductionops.ml index 7519e508..556134de 100644 --- a/pretyping/reductionops.ml +++ b/pretyping/reductionops.ml @@ -6,7 +6,7 @@ (* * GNU Lesser General Public License Version 2.1 *) (************************************************************************) -(* $Id$ *) +(* $Id: reductionops.ml 13354 2010-07-29 16:44:45Z barras $ *) open Pp open Util @@ -525,9 +525,11 @@ let nf_evar = (* Note by HH [oct 08] : why would it be the job of clos_norm_flags to add a [nf_evar] here *) let clos_norm_flags flgs env sigma t = - norm_val - (create_clos_infos ~evars:(safe_evar_value sigma) flgs env) - (inject t) + try + norm_val + (create_clos_infos ~evars:(safe_evar_value sigma) flgs env) + (inject t) + with Anomaly _ -> error "Tried to normalized ill-typed term" let nf_beta = clos_norm_flags Closure.beta empty_env let nf_betaiota = clos_norm_flags Closure.betaiota empty_env @@ -586,9 +588,11 @@ let nf_betaiota_preserving_vm_cast = (* lazy weak head reduction functions *) let whd_flags flgs env sigma t = - whd_val - (create_clos_infos ~evars:(safe_evar_value sigma) flgs env) - (inject t) + try + whd_val + (create_clos_infos ~evars:(safe_evar_value sigma) flgs env) + (inject t) + with Anomaly _ -> error "Tried to normalized ill-typed term" (********************************************************************) (* Conversion *) @@ -620,6 +624,7 @@ let test_conversion (f:?evars:'a->'b) env sigma x y = try let _ = f ~evars:(safe_evar_value sigma) env x y in true with NotConvertible -> false + | Anomaly _ -> error "Conversion test raised an anomaly" let is_conv env sigma = test_conversion Reduction.conv env sigma let is_conv_leq env sigma = test_conversion Reduction.conv_leq env sigma @@ -628,6 +633,7 @@ let is_fconv = function | CONV -> is_conv | CUMUL -> is_conv_leq let test_trans_conversion f reds env sigma x y = try let _ = f reds env (nf_evar sigma x) (nf_evar sigma y) in true with NotConvertible -> false + | Anomaly _ -> error "Conversion test raised an anomaly" let is_trans_conv reds env sigma = test_trans_conversion Reduction.trans_conv reds env sigma let is_trans_conv_leq reds env sigma = test_trans_conversion Reduction.trans_conv_leq reds env sigma |