Clean up obtuse wording of checker diagnostic of using an uninitialized value in a function call.

Fixes: <rdar://problem/8409480> “warning: Pass-by-value argument in function call is undefined” message can be improved

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@113554 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Analysis/misc-ps-region-store.m b/test/Analysis/misc-ps-region-store.m
index 27aaff0..720342a 100644
--- a/test/Analysis/misc-ps-region-store.m
+++ b/test/Analysis/misc-ps-region-store.m
@@ -394,7 +394,7 @@
 int rdar_7332673_test2_aux(char *x);
 void rdar_7332673_test2() {
     char *value;
-    if ( rdar_7332673_test2_aux(value) != 1 ) {} // expected-warning{{Pass-by-value argument in function call is undefined}}
+    if ( rdar_7332673_test2_aux(value) != 1 ) {} // expected-warning{{Function call argument is an uninitialized value}}
 }
 
 //===----------------------------------------------------------------------===//
@@ -671,7 +671,7 @@
   builder = ^(id object) {
     id x;
     if (object) {
-      builder(x); // expected-warning{{Pass-by-value argument in function call is undefined}}
+      builder(x); // expected-warning{{Function call argument is an uninitialized value}}
     }
   };
   builder(target);
diff --git a/test/Analysis/misc-ps.m b/test/Analysis/misc-ps.m
index 206eb51..1d6e6f6 100644
--- a/test/Analysis/misc-ps.m
+++ b/test/Analysis/misc-ps.m
@@ -794,7 +794,7 @@
 void test_bad_call_aux(int x);
 void test_bad_call(void) {
   int y;
-  test_bad_call_aux(y); // expected-warning{{Pass-by-value argument in function call is undefined}}
+  test_bad_call_aux(y); // expected-warning{{Function call argument is an uninitialized value}}
 }
 
 @interface TestBadArg {}
@@ -803,7 +803,7 @@
 
 void test_bad_msg(TestBadArg *p) {
   int y;
-  [p testBadArg:y]; // expected-warning{{Pass-by-value argument in message expression is undefined}}
+  [p testBadArg:y]; // expected-warning{{Argument in message expression is an uninitialized value}}
 }
 
 //===----------------------------------------------------------------------===//
diff --git a/test/Analysis/null-deref-ps.c b/test/Analysis/null-deref-ps.c
index d4d18b4..58f5d30 100644
--- a/test/Analysis/null-deref-ps.c
+++ b/test/Analysis/null-deref-ps.c
@@ -288,7 +288,7 @@
 
 void pr4759() {
   int *p;
-  pr4759_aux(p); // expected-warning{{undefined}}
+  pr4759_aux(p); // expected-warning{{Function call argument is an uninitialized value}}
 }
 
 
diff --git a/test/Analysis/uninit-msg-expr.m b/test/Analysis/uninit-msg-expr.m
index 4061150..a8e2f1b 100644
--- a/test/Analysis/uninit-msg-expr.m
+++ b/test/Analysis/uninit-msg-expr.m
@@ -42,7 +42,7 @@
 
 unsigned f1() {
   NSString *aString;
-  return [aString length]; // expected-warning {{Receiver in message expression is a garbage value}}
+  return [aString length]; // expected-warning {{Receiver in message expression is an uninitialized value}}
 }
 
 unsigned f2() {
@@ -53,5 +53,5 @@
 void f3() {
   NSMutableArray *aArray = [NSArray array];
   NSString *aString;
-  [aArray addObject:aString]; // expected-warning {{Pass-by-value argument in message expression is undefined.}}
+  [aArray addObject:aString]; // expected-warning {{Argument in message expression is an uninitialized value}}
 }
diff --git a/test/Analysis/uninit-ps-rdar6145427.m b/test/Analysis/uninit-ps-rdar6145427.m
index 1409dbd..ccaf2e8 100644
--- a/test/Analysis/uninit-ps-rdar6145427.m
+++ b/test/Analysis/uninit-ps-rdar6145427.m
@@ -30,7 +30,7 @@
 
 int main (int argc, const char * argv[]) {
   NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
-  id someUnintializedPointer = [someUnintializedPointer objectAtIndex:0]; // expected-warning{{Receiver in message expression is a garbage value}}
+  id someUnintializedPointer = [someUnintializedPointer objectAtIndex:0]; // expected-warning{{Receiver in message expression is an uninitialized value}}
   NSLog(@"%@", someUnintializedPointer);    
   [pool drain];
   return 0;
diff --git a/test/Analysis/uninit-vals-ps.c b/test/Analysis/uninit-vals-ps.c
index 4abd413..9e53fbc 100644
--- a/test/Analysis/uninit-vals-ps.c
+++ b/test/Analysis/uninit-vals-ps.c
@@ -15,7 +15,7 @@
 
 int f1_b() {
   int x;
-  return bar(x)+1;  // expected-warning{{Pass-by-value argument in function call is undefined.}}
+  return bar(x)+1;  // expected-warning{{Function call argument is an uninitialized value}}
 }
 
 int f2() {