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-rw-r--r--tests/exec9.sub20
1 files changed, 20 insertions, 0 deletions
diff --git a/tests/exec9.sub b/tests/exec9.sub
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+# make sure commands before the last one in the pipeline can't change $?
+false
+false | echo $?
+false
+(false) | echo $?
+
+false
+true | echo $?
+false
+(true) | echo $?
+
+true
+false | echo $?
+true
+(false) | echo $?
+
+true
+true | echo $?
+true
+(true) | echo $?