testrunner: Add "-Werror=tautological-pointer-compare" flag

diff --git a/configure.ac b/configure.ac
index 87dbf8cfd6c153bdbc216d09a17ffe1574f5d5b1..eee338c5568ca825823dc26c910d3b00e58201f7 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -140,6 +140,7 @@ TEST_EXTRA_CFLAGS="-Werror=init-self \
 -Werror=missing-declarations \
 -Werror=missing-prototypes \
 -Werror=strict-prototypes \
+-Werror=tautological-pointer-compare \
 -Werror=address \
 -Werror=array-bounds \
 -Werror=enum-conversion"