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-rwxr-xr-xgit-merge-octopus.sh6
1 files changed, 6 insertions, 0 deletions
diff --git a/git-merge-octopus.sh b/git-merge-octopus.sh
index 8643f74cb0..dc2fd1b5a4 100755
--- a/git-merge-octopus.sh
+++ b/git-merge-octopus.sh
@@ -44,6 +44,12 @@ esac
# MRC is the current "merge reference commit"
# MRT is the current "merge result tree"
+if ! git diff-index --quiet --cached HEAD --
+then
+ echo "Error: Your local changes to the following files would be overwritten by merge"
+ git diff-index --cached --name-only HEAD -- | sed -e 's/^/ /'
+ exit 2
+fi
MRC=$(git rev-parse --verify -q $head)
MRT=$(git write-tree)
NON_FF_MERGE=0