add a test for INLINE and -fprof-auto (#6131)

I had the test lying around already, just hooking it up

testsuite/tests/profiling/should_run/all.T

@@ -113,3 +113,4 @@ test('T5363',
      [ req_profiling, extra_ways(['prof']), only_ways(prof_ways) ],
      compile_and_run, [''])
 
+test('profinline001', extra_ways(['prof']), compile_and_run, [''])

testsuite/tests/profiling/should_run/profinline001.hs

+module Main (main, f, g, h, i) where
+
+main = print (f 42)
+
+f, g, h, i :: Int -> Int
+f x = g x + h x + i x
+
+g x = x + 1
+
+{-# INLINE h #-}
+h x = x + 2
+
+{-# INLINABLE i #-}
+i x = x + 3

testsuite/tests/profiling/should_run/profinline001.prof.sample

+	Fri Jun 15 11:01 2012 Time and Allocation Profiling Report  (Final)
+
+	   profinline001 +RTS -p -RTS
+
+	total time  =        0.00 secs   (0 ticks @ 1000 us, 1 processor)
+	total alloc =      49,336 bytes  (excludes profiling overheads)
+
+COST CENTRE MODULE           %time %alloc
+
+MAIN        MAIN               0.0    1.2
+CAF         GHC.IO.Handle.FD   0.0   71.0
+CAF         GHC.IO.Encoding    0.0    5.7
+CAF         GHC.Conc.Signal    0.0    1.4
+main        Main               0.0   19.2
+
+
+                                                      individual     inherited
+COST CENTRE MODULE                  no.     entries  %time %alloc   %time %alloc
+
+MAIN        MAIN                    103           0    0.0    1.2     0.0  100.0
+ CAF        Main                    205           0    0.0    0.8     0.0   20.3
+  main      Main                    206           1    0.0   19.2     0.0   19.5
+   f        Main                    207           1    0.0    0.3     0.0    0.4
+    g       Main                    208           1    0.0    0.0     0.0    0.0
+ CAF        GHC.Conc.Signal         203           0    0.0    1.4     0.0    1.4
+ CAF        GHC.IO.Encoding         195           0    0.0    5.7     0.0    5.7
+ CAF        GHC.IO.Encoding.Iconv   193           0    0.0    0.5     0.0    0.5
+ CAF        GHC.IO.Handle.FD        185           0    0.0   71.0     0.0   71.0

testsuite/tests/profiling/should_run/profinline001.stdout

+132