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-rw-r--r--testsuite/tests/printer/Makefile5
-rw-r--r--testsuite/tests/printer/Test20846.hs3
-rw-r--r--testsuite/tests/printer/all.T1
3 files changed, 9 insertions, 0 deletions
diff --git a/testsuite/tests/printer/Makefile b/testsuite/tests/printer/Makefile
index 95364cc563..749315c60a 100644
--- a/testsuite/tests/printer/Makefile
+++ b/testsuite/tests/printer/Makefile
@@ -743,3 +743,8 @@ Test20258:
Test20297:
$(CHECK_PPR) $(LIBDIR) Test20297.hs
$(CHECK_EXACT) $(LIBDIR) Test20297.hs
+
+.PHONY: Test20846
+Test20846:
+ $(CHECK_PPR) $(LIBDIR) Test20846.hs
+ $(CHECK_EXACT) $(LIBDIR) Test20846.hs
diff --git a/testsuite/tests/printer/Test20846.hs b/testsuite/tests/printer/Test20846.hs
new file mode 100644
index 0000000000..6a5bd48d59
--- /dev/null
+++ b/testsuite/tests/printer/Test20846.hs
@@ -0,0 +1,3 @@
+module Test20846 where
+
+infixr ++++
diff --git a/testsuite/tests/printer/all.T b/testsuite/tests/printer/all.T
index 18ba7ca5d7..3d7c28e453 100644
--- a/testsuite/tests/printer/all.T
+++ b/testsuite/tests/printer/all.T
@@ -175,3 +175,4 @@ test('PprCommentPlacement2', [ignore_stderr, req_ppr_deps], makefile_test, ['Ppr
test('Test20243', [ignore_stderr, req_ppr_deps], makefile_test, ['Test20243'])
test('Test20258', [ignore_stderr, req_ppr_deps], makefile_test, ['Test20258'])
test('Test20297', [ignore_stderr, req_ppr_deps], makefile_test, ['Test20297'])
+test('Test20846', [ignore_stderr, req_ppr_deps], makefile_test, ['Test20846'])