diff --git a/src/testdir/test_quickfix.vim b/src/testdir/test_quickfix.vim
index 332831a..88eabaa 100644
--- a/src/testdir/test_quickfix.vim
+++ b/src/testdir/test_quickfix.vim
@@ -4419,6 +4419,21 @@
   cnext
   call assert_equal([16, 25], [col('.'), virtcol('.')])
 
+  " Use screen column number with a multi-line error message
+  enew
+  call writefile(["à test"], 'Xfile1')
+  set efm=%E===\ %f\ ===,%C%l:%v,%Z%m
+  cexpr ["=== Xfile1 ===", "1:3", "errormsg"]
+  call assert_equal('Xfile1', @%)
+  call assert_equal([0, 1, 4, 0], getpos('.'))
+
+  " Repeat previous test with byte offset %c: ensure that fix to issue #7145
+  " does not break this
+  set efm=%E===\ %f\ ===,%C%l:%c,%Z%m
+  cexpr ["=== Xfile1 ===", "1:3", "errormsg"]
+  call assert_equal('Xfile1', @%)
+  call assert_equal([0, 1, 3, 0], getpos('.'))
+
   enew | only
   set efm&
   call delete('Xfile1')