add a bunch of missing prototypes to tests


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@93072 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Analysis/CFDateGC.m b/test/Analysis/CFDateGC.m
index 01cb4a4..34bc3c0 100644
--- a/test/Analysis/CFDateGC.m
+++ b/test/Analysis/CFDateGC.m
@@ -1,8 +1,8 @@
-// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=basic -verify -fobjc-gc -analyzer-constraints=basic %s
-// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=basic -verify -fobjc-gc -analyzer-constraints=range %s
-// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=basic -verify -fobjc-gc -disable-free %s
-// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=region -analyzer-constraints=basic -verify -fobjc-gc %s
-// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=region -analyzer-constraints=range -verify -fobjc-gc %s
+// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=basic -verify -fobjc-gc -analyzer-constraints=basic %s  -Wno-implicit-function-declaration
+// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=basic -verify -fobjc-gc -analyzer-constraints=range %s  -Wno-implicit-function-declaration
+// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=basic -verify -fobjc-gc -disable-free %s  -Wno-implicit-function-declaration
+// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=region -analyzer-constraints=basic -verify -fobjc-gc %s  -Wno-implicit-function-declaration
+// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=region -analyzer-constraints=range -verify -fobjc-gc %s  -Wno-implicit-function-declaration
 
 //===----------------------------------------------------------------------===//
 // The following code is reduced using delta-debugging from
@@ -36,6 +36,8 @@
 // Test cases.
 //===----------------------------------------------------------------------===//
 
+CFAbsoluteTime CFAbsoluteTimeGetCurrent();
+
 CFAbsoluteTime f1_use_after_release() {
   CFAbsoluteTime t = CFAbsoluteTimeGetCurrent();
   CFDateRef date = CFDateCreate(0, t);