Fix testcase for attribute ordering.

[oota-llvm.git] / cmake / config-ix.cmake

diff --git a/cmake/config-ix.cmake b/cmake/config-ix.cmake
index 51b64ac8bbfb33a1039345c453804d44601d0834..7496622542e6d4e1e343850ed6e3ffdea699028e 100755 (executable)
--- a/cmake/config-ix.cmake
+++ b/cmake/config-ix.cmake
@@ -54,6 +54,7 @@ check_include_file(ndir.h HAVE_NDIR_H)
 if( NOT PURE_WINDOWS )
   check_include_file(pthread.h HAVE_PTHREAD_H)
 endif()
+check_include_file(sanitizer/msan_interface.h HAVE_SANITIZER_MSAN_INTERFACE_H)
 check_include_file(setjmp.h HAVE_SETJMP_H)
 check_include_file(signal.h HAVE_SIGNAL_H)
 check_include_file(stdint.h HAVE_STDINT_H)
@@ -85,13 +86,26 @@ check_include_file(mach-o/dyld.h HAVE_MACH_O_DYLD_H)
 # library checks
 if( NOT PURE_WINDOWS )
   check_library_exists(pthread pthread_create "" HAVE_LIBPTHREAD)
-  check_library_exists(pthread pthread_getspecific "" HAVE_PTHREAD_GETSPECIFIC)
-  check_library_exists(pthread pthread_rwlock_init "" HAVE_PTHREAD_RWLOCK_INIT)
+  if (HAVE_LIBPTHREAD)
+    check_library_exists(pthread pthread_getspecific "" HAVE_PTHREAD_GETSPECIFIC)
+    check_library_exists(pthread pthread_rwlock_init "" HAVE_PTHREAD_RWLOCK_INIT)
+    check_library_exists(pthread pthread_mutex_lock "" HAVE_PTHREAD_MUTEX_LOCK)
+  else()
+    # this could be Android
+    check_library_exists(c pthread_create "" PTHREAD_IN_LIBC)
+    if (PTHREAD_IN_LIBC)
+      check_library_exists(c pthread_getspecific "" HAVE_PTHREAD_GETSPECIFIC)
+      check_library_exists(c pthread_rwlock_init "" HAVE_PTHREAD_RWLOCK_INIT)
+      check_library_exists(c pthread_mutex_lock "" HAVE_PTHREAD_MUTEX_LOCK)
+    endif()
+  endif()
   check_library_exists(dl dlopen "" HAVE_LIBDL)
+  check_library_exists(rt clock_gettime "" HAVE_LIBRT)
 endif()
 
 # function checks
 check_symbol_exists(arc4random "stdlib.h" HAVE_ARC4RANDOM)
+check_symbol_exists(backtrace "execinfo.h" HAVE_BACKTRACE)
 check_symbol_exists(getpagesize unistd.h HAVE_GETPAGESIZE)
 check_symbol_exists(getrusage sys/resource.h HAVE_GETRUSAGE)
 check_symbol_exists(setrlimit sys/resource.h HAVE_SETRLIMIT)
@@ -105,6 +119,12 @@ check_symbol_exists(isnan math.h HAVE_ISNAN_IN_MATH_H)
 check_symbol_exists(ceilf math.h HAVE_CEILF)
 check_symbol_exists(floorf math.h HAVE_FLOORF)
 check_symbol_exists(fmodf math.h HAVE_FMODF)
+check_symbol_exists(log math.h HAVE_LOG)
+check_symbol_exists(log2 math.h HAVE_LOG2)
+check_symbol_exists(log10 math.h HAVE_LOG10)
+check_symbol_exists(exp math.h HAVE_EXP)
+check_symbol_exists(exp2 math.h HAVE_EXP2)
+check_symbol_exists(exp10 math.h HAVE_EXP10)
 if( HAVE_SETJMP_H )
   check_symbol_exists(longjmp setjmp.h HAVE_LONGJMP)
   check_symbol_exists(setjmp setjmp.h HAVE_SETJMP)
@@ -134,9 +154,6 @@ check_symbol_exists(strchr string.h HAVE_STRCHR)
 check_symbol_exists(strcmp string.h HAVE_STRCMP)
 check_symbol_exists(strdup string.h HAVE_STRDUP)
 check_symbol_exists(strrchr string.h HAVE_STRRCHR)
-if( NOT PURE_WINDOWS )
-  check_symbol_exists(pthread_mutex_lock pthread.h HAVE_PTHREAD_MUTEX_LOCK)
-endif()
 check_symbol_exists(sbrk unistd.h HAVE_SBRK)
 check_symbol_exists(srand48 stdlib.h HAVE_RAND48_SRAND48)
 if( HAVE_RAND48_SRAND48 )
@@ -285,17 +302,39 @@ else()
   set(ENABLE_PIC 0)
 endif()
 
+find_package(LibXml2)
+if (LIBXML2_FOUND)
+  set(CLANG_HAVE_LIBXML 1)
+endif ()
+
 include(CheckCXXCompilerFlag)
 
 check_cxx_compiler_flag("-Wno-variadic-macros" SUPPORTS_NO_VARIADIC_MACROS_FLAG)
 
+set(USE_NO_MAYBE_UNINITIALIZED 0)
+set(USE_NO_UNINITIALIZED 0)
+
+# Disable gcc's potentially uninitialized use analysis as it presents lots of
+# false positives.
+if (CMAKE_COMPILER_IS_GNUCXX)
+  check_cxx_compiler_flag("-Wmaybe-uninitialized" HAS_MAYBE_UNINITIALIZED)
+  if (HAS_MAYBE_UNINITIALIZED)
+    set(USE_NO_MAYBE_UNINITIALIZED 1)
+  else()
+    # Only recent versions of gcc make the distinction between -Wuninitialized
+    # and -Wmaybe-uninitialized. If -Wmaybe-uninitialized isn't supported, just
+    # turn off all uninitialized use warnings.
+    check_cxx_compiler_flag("-Wuninitialized" HAS_UNINITIALIZED)
+    set(USE_NO_UNINITIALIZED ${HAS_UNINITIALIZED})
+  endif()
+endif()
+
 include(GetHostTriple)
 get_host_triple(LLVM_HOST_TRIPLE)
 
 # By default, we target the host, but this can be overridden at CMake
 # invocation time.
-set(LLVM_DEFAULT_TARGET_TRIPLE "${LLVM_HOST_TRIPLE}")
-set(TARGET_TRIPLE "${LLVM_DEFAULT_TARGET_TRIPLE}")
+set(LLVM_HOSTTRIPLE "${LLVM_HOST_TRIPLE}")
 
 # Determine the native architecture.
 string(TOLOWER "${LLVM_TARGET_ARCH}" LLVM_NATIVE_ARCH)
@@ -323,6 +362,8 @@ elseif (LLVM_NATIVE_ARCH MATCHES "xcore")
   set(LLVM_NATIVE_ARCH XCore)
 elseif (LLVM_NATIVE_ARCH MATCHES "msp430")
   set(LLVM_NATIVE_ARCH MSP430)
+elseif (LLVM_NATIVE_ARCH MATCHES "hexagon")
+  set(LLVM_NATIVE_ARCH Hexagon)
 else ()
   message(FATAL_ERROR "Unknown architecture ${LLVM_NATIVE_ARCH}")
 endif ()