15 lines
685 B
Diff
15 lines
685 B
Diff
--- a/libmissing/tests/test-rwlock1.c
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+++ b/libmissing/tests/test-rwlock1.c
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@@ -54,7 +54,10 @@
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#define SUCCEED() exit (0)
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#define FAILURE() exit (1)
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-#define UNEXPECTED(n) (fprintf (stderr, "Unexpected outcome %d\n", n), abort ())
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+/* The pointless reference to errno below is to ensure that the test binary
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+ * gets a DT_NEEDED for libpthread even if the link is done with --as-needed
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+ * (which is the default in Ubuntu) */
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+#define UNEXPECTED(n) (fprintf (stderr, "Unexpected outcome %d errno %d\n", n, errno), abort ())
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/* The main thread creates the waiting writer and the requesting reader threads
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in the default way; this guarantees that they have the same priority.
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