code coverage

.gitignore

@@ -0,0 +1,6 @@
+*.DS_Store
+Coverage/
+Coverage.info
+env.sh
+diff
+*.pyc

Classes/CMakeLists.txt

@@ -0,0 +1,127 @@
+
+CHECK_CXX_SOURCE_COMPILES("
+#ifdef _MSC_VER
+#include <Intrin.h> /* Workaround for PR19898. */
+#include <windows.h>
+#endif
+int main() {
+#ifdef _MSC_VER
+        volatile LONG val = 1;
+        MemoryBarrier();
+        InterlockedCompareExchange(&val, 0, 1);
+        InterlockedIncrement(&val);
+        InterlockedDecrement(&val);
+#else
+        volatile unsigned long val = 1;
+        __sync_synchronize();
+        __sync_val_compare_and_swap(&val, 1, 0);
+        __sync_add_and_fetch(&val, 1);
+        __sync_sub_and_fetch(&val, 1);
+#endif
+        return 0;
+      }
+" COMPILER_RT_TARGET_HAS_ATOMICS)
+
+CHECK_CXX_SOURCE_COMPILES("
+#if defined(__linux__)
+#include <unistd.h>
+#endif
+#include <fcntl.h>
+int fd;
+int main() {
+ struct flock s_flock;
+
+ s_flock.l_type = F_WRLCK;
+ fcntl(fd, F_SETLKW, &s_flock);
+ return 0;
+}
+
+" COMPILER_RT_TARGET_HAS_FCNTL_LCK)
+
+CHECK_CXX_SOURCE_COMPILES("
+#include <sys/utsname.h>
+int main() {
+ return 0;
+}
+
+" COMPILER_RT_TARGET_HAS_UNAME)
+
+add_compiler_rt_component(profile)
+
+set(PROFILE_SOURCES
+  GCDAProfiling.c
+  InstrProfiling.c
+  InstrProfilingValue.c
+  InstrProfilingBuffer.c
+  InstrProfilingFile.c
+  InstrProfilingMerge.c
+  InstrProfilingMergeFile.c
+  InstrProfilingNameVar.c
+  InstrProfilingWriter.c
+  InstrProfilingPlatformDarwin.c
+  InstrProfilingPlatformFuchsia.c
+  InstrProfilingPlatformLinux.c
+  InstrProfilingPlatformOther.c
+  InstrProfilingPlatformWindows.c
+  InstrProfilingRuntime.cc
+  InstrProfilingUtil.c)
+
+set(PROFILE_HEADERS
+  InstrProfData.inc
+  InstrProfiling.h
+  InstrProfilingInternal.h
+  InstrProfilingPort.h
+  InstrProfilingUtil.h
+  WindowsMMap.h)
+
+if(WIN32)
+    list(APPEND PROFILE_SOURCES WindowsMMap.c)
+endif()
+
+if(FUCHSIA OR UNIX)
+ set(EXTRA_FLAGS
+     -fPIC
+     -Wno-pedantic)
+endif()
+
+if(COMPILER_RT_TARGET_HAS_ATOMICS)
+ set(EXTRA_FLAGS
+     ${EXTRA_FLAGS}
+     -DCOMPILER_RT_HAS_ATOMICS=1)
+endif() 
+
+if(COMPILER_RT_TARGET_HAS_FCNTL_LCK)
+ set(EXTRA_FLAGS
+     ${EXTRA_FLAGS}
+     -DCOMPILER_RT_HAS_FCNTL_LCK=1)
+endif()
+
+if(COMPILER_RT_TARGET_HAS_UNAME)
+ set(EXTRA_FLAGS
+     ${EXTRA_FLAGS}
+     -DCOMPILER_RT_HAS_UNAME=1)
+endif()
+
+# This appears to be a C-only warning banning the use of locals in aggregate
+# initializers. All other compilers accept this, though.
+# nonstandard extension used : 'identifier' : cannot be initialized using address of automatic variable
+append_list_if(COMPILER_RT_HAS_WD4221_FLAG /wd4221 EXTRA_FLAGS)
+
+if(APPLE)
+  add_compiler_rt_runtime(clang_rt.profile
+    STATIC
+    OS ${PROFILE_SUPPORTED_OS}
+    ARCHS ${PROFILE_SUPPORTED_ARCH}
+    CFLAGS ${EXTRA_FLAGS}
+    SOURCES ${PROFILE_SOURCES}
+    ADDITIONAL_HEADERS ${PROFILE_HEADERS}
+    PARENT_TARGET profile)
+else()
+  add_compiler_rt_runtime(clang_rt.profile
+    STATIC
+    ARCHS ${PROFILE_SUPPORTED_ARCH}
+    CFLAGS ${EXTRA_FLAGS}
+    SOURCES ${PROFILE_SOURCES}
+    ADDITIONAL_HEADERS ${PROFILE_HEADERS}
+    PARENT_TARGET profile)
+endif()