From 9cd16d73c3ffe93977a7fba71483ca56869cdb88 Mon Sep 17 00:00:00 2001
From: fvogel <fvogelnew1@free.fr>
Date: Fri, 22 Sep 2017 20:25:38 +0000
Subject: Fix [dd9667635d]: text anchor not set

---
 library/text.tcl |  3 +++
 tests/text.test  | 21 ++++++++++++++++++---
 2 files changed, 21 insertions(+), 3 deletions(-)

diff --git a/library/text.tcl b/library/text.tcl
index 9eb6e31..645776d 100644
--- a/library/text.tcl
+++ b/library/text.tcl
@@ -768,6 +768,9 @@ proc ::tk::TextKeySelect {w new} {
 	}
 	$w mark set $anchorname insert
     } else {
+        if {[catch {$w index $anchorname}]} {
+            $w mark set $anchorname insert
+        }
 	if {[$w compare $new < $anchorname]} {
 	    set first $new
 	    set last $anchorname
diff --git a/tests/text.test b/tests/text.test
index 42b6114..6b4a597 100644
--- a/tests/text.test
+++ b/tests/text.test
@@ -7305,7 +7305,22 @@ test text-35.3 {widget dump -command destroys widget} -setup {
 } -result {ok}
 
 
-test text-36.1 "bug #1777362: event handling with hyphenated windows" -setup {
+test text-36.1 "bug #dd9667635d: text anchor not set" -setup {
+    destroy .t
+    pack [text .t]
+} -body {
+    .t insert end "Hello world!"
+    .t tag add sel 1.0 end
+    # this line shall not trigger error:
+    #     bad text index "tk::anchor1"
+    event generate .t <<SelectPrevLine>>
+    update
+} -cleanup {
+    destroy .t
+} -result {}
+
+
+test text-37.1 "bug #1777362: event handling with hyphenated windows" -setup {
     proc bgerror {m} {set ::my_error $m}
     set ::my_error {}
     pack [set w [text .t-1]]
@@ -7318,7 +7333,7 @@ test text-36.1 "bug #1777362: event handling with hyphenated windows" -setup {
 } -cleanup {
     destroy .t-1
 } -result {}
-test text-36.2 "bug #1777362: event handling with hyphenated windows" -setup {
+test text-37.2 "bug #1777362: event handling with hyphenated windows" -setup {
     proc bgerror {m} {set ::my_error $m}
     set ::my_error {}
     pack [set w [text .t+1]]
@@ -7331,7 +7346,7 @@ test text-36.2 "bug #1777362: event handling with hyphenated windows" -setup {
 } -cleanup {
     destroy $w
 } -result {}
-test text-36.3 "bug #1777362: event handling with hyphenated windows" -setup {
+test text-37.3 "bug #1777362: event handling with hyphenated windows" -setup {
     proc bgerror {m} {set ::my_error $m}
     set ::my_error {}
     pack [set w [text .t*1]]
-- 
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