Updating gtest from 1.6.0 to 1.7.0.

This is required in order to build libvpx on OS X Mavericks where gcc
compiler is deleted, clang (3.3) is the default now.

Using unmodified source files from gtest-1.7.0/fused-src folder.

Change-Id: I3d5f7278149c904e48737327daf7097a8bb0b390

1 files changed, 20 insertions, 9 deletions

diff --git a/third_party/googletest/src/README b/third_party/googletest/src/README
index 51a9376db..26f35a847 100644
--- a/third_party/googletest/src/README
+++ b/third_party/googletest/src/README
@@ -119,21 +119,22 @@ and Xcode) to compile
 
   ${GTEST_DIR}/src/gtest-all.cc
 
-with
-
-  ${GTEST_DIR}/include and ${GTEST_DIR}
-
-in the header search path.  Assuming a Linux-like system and gcc,
+with ${GTEST_DIR}/include in the system header search path and ${GTEST_DIR}
+in the normal header search path.  Assuming a Linux-like system and gcc,
 something like the following will do:
 
-  g++ -I${GTEST_DIR}/include -I${GTEST_DIR} -c ${GTEST_DIR}/src/gtest-all.cc
+  g++ -isystem ${GTEST_DIR}/include -I${GTEST_DIR} \
+      -pthread -c ${GTEST_DIR}/src/gtest-all.cc
   ar -rv libgtest.a gtest-all.o
 
+(We need -pthread as Google Test uses threads.)
+
 Next, you should compile your test source file with
-${GTEST_DIR}/include in the header search path, and link it with gtest
-and any other necessary libraries:
+${GTEST_DIR}/include in the system header search path, and link it
+with gtest and any other necessary libraries:
 
-  g++ -I${GTEST_DIR}/include path/to/your_test.cc libgtest.a -o your_test
+  g++ -isystem ${GTEST_DIR}/include -pthread path/to/your_test.cc libgtest.a \
+      -o your_test
 
 As an example, the make/ directory contains a Makefile that you can
 use to build Google Test on systems where GNU make is available
@@ -217,6 +218,16 @@ default build location.  See the "xcodebuild" man page for more
 information about building different configurations and building in
 different locations.
 
+If you wish to use the Google Test Xcode project with Xcode 4.x and
+above, you need to either:
+ * update the SDK configuration options in xcode/Config/General.xconfig.
+   Comment options SDKROOT, MACOS_DEPLOYMENT_TARGET, and GCC_VERSION. If
+   you choose this route you lose the ability to target earlier versions
+   of MacOS X.
+ * Install an SDK for an earlier version. This doesn't appear to be
+   supported by Apple, but has been reported to work
+   (http://stackoverflow.com/questions/5378518).
+
 Tweaking Google Test
 --------------------