Run ctime test in Linux MSan CI job

.cirrus.yml

@@ -330,10 +330,11 @@ task:
     ECDH: yes
     RECOVERY: yes
     SCHNORRSIG: yes
-    CTIMETEST: no
+    CTIMETEST: yes
     CC: clang
     SECP256K1_TEST_ITERS: 32
     ASM: no
+    WITH_VALGRIND: no
   container:
     memory: 2G
   matrix:

ci/cirrus.sh

@@ -62,6 +62,7 @@ fi
     --enable-module-ecdh="$ECDH" --enable-module-recovery="$RECOVERY" \
     --enable-module-schnorrsig="$SCHNORRSIG" \
     --enable-examples="$EXAMPLES" \
+    --enable-ctime-tests="$CTIMETEST" \
     --with-valgrind="$WITH_VALGRIND" \
     --host="$HOST" $EXTRAFLAGS
 
@@ -78,14 +79,15 @@ export LOG_COMPILER="$WRAPPER_CMD"
 
 make "$BUILD"
 
-if [ "$BENCH" = "yes" ]
-then
 # Using the local `libtool` because on macOS the system's libtool has nothing to do with GNU libtool
 EXEC='./libtool --mode=execute'
 if [ -n "$WRAPPER_CMD" ]
 then
     EXEC="$EXEC $WRAPPER_CMD"
 fi
+
+if [ "$BENCH" = "yes" ]
+then
     {
         $EXEC ./bench_ecmult
         $EXEC ./bench_internal
@@ -95,7 +97,11 @@ fi
 
 if [ "$CTIMETEST" = "yes" ]
 then
+    if [ "$WITH_VALGRIND" = "yes" ]; then
         ./libtool --mode=execute valgrind --error-exitcode=42 ./ctime_tests > ctime_tests.log 2>&1
+    else
+        $EXEC ./ctime_tests > ctime_tests.log 2>&1
+    fi
 fi
 
 # Rebuild precomputed files (if not cross-compiling).