merge: with stable

.hgsigs

@@ -215,3 +215,4 b' 411dc27fd9fd076d6a031a08fcaace659afe2fe3'
 d7515d29761d5ada7d9c765f517db67db75dea9a 0 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
 2813d406b03607cdb8c06cb04c44efcc9a79d9a2 0 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
 53221078e0de65d1a821ce5311dec45a7a978301 0 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
+86a60679cf619e14cee9442f865fcf31b142cb9f 0 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

.hgtags

@@ -228,3 +228,4 b' 411dc27fd9fd076d6a031a08fcaace659afe2fe3'
 d7515d29761d5ada7d9c765f517db67db75dea9a 5.9rc0
 2813d406b03607cdb8c06cb04c44efcc9a79d9a2 5.9rc1
 53221078e0de65d1a821ce5311dec45a7a978301 5.9
+86a60679cf619e14cee9442f865fcf31b142cb9f 5.9.1

mercurial/filemerge.py

@@ -1212,9 +1212,13 b' def _onfilemergefailure(ui):'
 
 
 def hasconflictmarkers(data):
+    # Detect lines starting with a string of 7 identical characters from the
+    # subset Mercurial uses for conflict markers, followed by either the end of
+    # line or a space and some text. Note that using [<>=+|-]{7} would detect
+    # `<><><><><` as a conflict marker, which we don't want.
     return bool(
         re.search(
-            br"^(<<<<<<<.*|=======.*|------- .*|\+\+\+\+\+\+\+ .*|>>>>>>>.*)$",
+            br"^([<>=+|-])\1{6}( .*)$",
             data,
             re.MULTILINE,
         )