# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1660485603 -7200
# Node ID 2d2f36e430f9e50bfbb1d84fdc9f3cdcf12d1089
# Parent  59a263545b0c7e26e282b32e4f673a429f83b299
patch 9.0.0207: stacktrace not shown when debugging

Commit: https://github.com/vim/vim/commit/28c162f6f1f525882a9a60f10ab4836dee7eb59f
Author: zeertzjq <zeertzjq@outlook.com>
Date:   Sun Aug 14 14:49:50 2022 +0100

    patch 9.0.0207: stacktrace not shown when debugging

    Problem:    Stacktrace not shown when debugging.
    Solution:   Set msg_scroll in msg_source(). (closes https://github.com/vim/vim/issues/10917)

diff --git a/src/message.c b/src/message.c
--- a/src/message.c
+++ b/src/message.c
@@ -531,6 +531,7 @@ msg_source(int attr)
 	return;
     recursive = TRUE;
 
+    msg_scroll = TRUE;  // this will take more than one line
     ++no_wait_return;
     p = get_emsg_source();
     if (p != NULL)
@@ -746,7 +747,6 @@ emsg_core(char_u *s)
     }
 
     emsg_on_display = TRUE;	// remember there is an error message
-    ++msg_scroll;		// don't overwrite a previous message
     attr = HL_ATTR(HLF_E);	// set highlight mode for error messages
     if (msg_scrolled != 0)
 	need_wait_return = TRUE;    // needed in case emsg() is called after
@@ -759,6 +759,7 @@ emsg_core(char_u *s)
 #endif
     /*
      * Display name and line number for the source of the error.
+     * Sets "msg_scroll".
      */
     msg_source(attr);
 
diff --git a/src/testdir/test_options.vim b/src/testdir/test_options.vim
--- a/src/testdir/test_options.vim
+++ b/src/testdir/test_options.vim
@@ -934,11 +934,16 @@ func Test_rightleftcmd()
   set rightleft&
 endfunc
 
-" Test for the "debug" option
+" Test for the 'debug' option
 func Test_debug_option()
+  " redraw to avoid matching previous messages
+  redraw
   set debug=beep
   exe "normal \<C-c>"
   call assert_equal('Beep!', Screenline(&lines))
+  call assert_equal('line    4:', Screenline(&lines - 1))
+  " only match the final colon in the line that shows the source
+  call assert_match(':$', Screenline(&lines - 2))
   set debug&
 endfunc
 
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -736,6 +736,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    207,
+/**/
     206,
 /**/
     205,