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authorBernhard Schommer <bernhardschommer@gmail.com>2020-04-24 15:17:37 +0200
committerXavier Leroy <xavierleroy@users.noreply.github.com>2020-06-28 10:07:02 +0200
commit19aed83caebcae1103e0c4f6e200744492f17545 (patch)
tree8d15976e55751216b0af7885e508e9878d38261f /arm
parent7fe7aabe4bac5a2250f31045797fce663ec65848 (diff)
downloadcompcert-kvx-19aed83caebcae1103e0c4f6e200744492f17545.tar.gz
compcert-kvx-19aed83caebcae1103e0c4f6e200744492f17545.zip
Use Hashtbl.find_opt.
Replace the pattern `try Some (Hashtbl.find ...) with Not_found -> None` by a call to the function Hashtbl.find_opt.
Diffstat (limited to 'arm')
-rw-r--r--arm/Machregsaux.ml2
1 files changed, 1 insertions, 1 deletions
diff --git a/arm/Machregsaux.ml b/arm/Machregsaux.ml
index ce5c67f6..21425851 100644
--- a/arm/Machregsaux.ml
+++ b/arm/Machregsaux.ml
@@ -25,7 +25,7 @@ let _ =
let is_scratch_register s = s = "R14" || s = "r14"
let name_of_register r =
- try Some (Hashtbl.find register_names r) with Not_found -> None
+ Hashtbl.find_opt register_names r
let register_by_name s =
Machregs.register_by_name (coqstring_uppercase_ascii_of_camlstring s)