finish PATH manipulation before probing "make"

cue.py

@@ -762,14 +762,6 @@ def setup_for_build(args):
                     if re.match('^test-results:', line):
                         has_test_results = True
 
-    # Check make version
-    if re.match(r'^GNU Make 3', sp.check_output(['make', '-v']).decode('ascii')):
-        is_make3 = True
-    logger.debug('Check if make is a 3.x series: %s', is_make3)
-
-    # apparently %CD% is handled automagically
-    os.environ['TOP'] = os.getcwd()
-
     addpaths = []
     for path in args.paths:
         try:
@@ -781,6 +773,18 @@ def setup_for_build(args):
 
     os.environ['PATH'] = os.pathsep.join([os.environ['PATH']] + addpaths)
 
+    logger.debug('Final PATH')
+    for loc in os.environ['PATH'].split(os.pathsep):
+        logger.debug('  %r', loc)
+
+    # Check make version
+    if re.match(r'^GNU Make 3', sp.check_output(['make', '-v']).decode('ascii')):
+        is_make3 = True
+    logger.debug('Check if make is a 3.x series: %s', is_make3)
+
+    # apparently %CD% is handled automagically
+    os.environ['TOP'] = os.getcwd()
+
     # Add EXTRA make arguments
     for tag in ['EXTRA', 'EXTRA1', 'EXTRA2', 'EXTRA3', 'EXTRA4', 'EXTRA5']:
         val = os.environ.get(tag, "")