Fix minor bugs in TestExprs and TestAliases to fix buildbot breakage

- 'run' alias no longer includes the '--' for positional arguments... does not seem like a real bug.
- 2.234f is not a great number for the float tests (due to precision/printing issues) so use 0.5f instead

llvm-svn: 190100

lldb/test/expression_command/test/TestExprs.py

@@ -51,9 +51,9 @@ class BasicExprCommandsTestCase(TestBase):
             patterns = ["\(unsigned long long\) \$.* = 2"])
         # (unsigned long long) $1 = 2
 
-        self.expect("expression 2.234f",
-            patterns = ["\(float\) \$.* = 2\.234"])
-        # (float) $2 = 2.234
+        self.expect("expression 0.5f",
+            patterns = ["\(float\) \$.* = 0\.5"])
+        # (float) $2 = 0.5
 
         self.expect("expression 2.234",
             patterns = ["\(double\) \$.* = 2\.234"])

lldb/test/functionalities/alias/TestAliases.py

@@ -109,10 +109,10 @@ class AliasTestCase(TestBase):
 
 
         self.expect ("help run",
-                     substrs = [ "'run' is an abbreviation for 'process launch -c /bin/sh --'" ])
+                     substrs = [ "'run' is an abbreviation for 'process launch -c /bin/sh'" ])
 
         self.expect ("help -a run",
-                     substrs = [ "'run' is an abbreviation for 'process launch -c /bin/sh --'" ])
+                     substrs = [ "'run' is an abbreviation for 'process launch -c /bin/sh'" ])
 
         self.expect ("help -a",
                      substrs = [ 'run', 'process launch -c /bin/sh' ])