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authorHugo Herbelin2014-06-30 16:45:28 +0200
committerHugo Herbelin2014-06-30 17:23:10 +0200
commitd56b5346f6ba78ab248286e8d7caec7d5a6c1fbf (patch)
treebb4e70f7fec93d80b8f71b789e646b7da27351a1
parenta0ccd7bdc29c35dd291a526891fdbb9909b8e827 (diff)
Little coqide bug, when coqtop outputs empty lines, as e.g. when calling coqide --help.
-rw-r--r--ide/coq.ml2
1 files changed, 1 insertions, 1 deletions
diff --git a/ide/coq.ml b/ide/coq.ml
index c1555e57f2..e8e925e447 100644
--- a/ide/coq.ml
+++ b/ide/coq.ml
@@ -54,7 +54,7 @@ let rec read_all_lines in_chan =
let arg = input_line in_chan in
let len = String.length arg in
let arg =
- if arg.[len - 1] = '\r' then
+ if len > 0 && arg.[len - 1] = '\r' then
String.sub arg 0 (len - 1)
else arg
in