Update aosp/master llvm for rebase to r233350

Change-Id: I07d935f8793ee8ec6b7da003f6483046594bca49

3 files changed, 149 insertions, 81 deletions

diff --git a/autoconf/configure.ac b/autoconf/configure.ac
index e0bc783..9617543 100644
--- a/autoconf/configure.ac
+++ b/autoconf/configure.ac
@@ -51,8 +51,8 @@ AC_SUBST([LLVM_VERSION_SUFFIX])
 
 dnl Provide a copyright substitution and ensure the copyright notice is included
 dnl in the output of --version option of the generated configure script.
-AC_SUBST(LLVM_COPYRIGHT,["Copyright (c) 2003-2014 University of Illinois at Urbana-Champaign."])
-AC_COPYRIGHT([Copyright (c) 2003-2014 University of Illinois at Urbana-Champaign.])
+AC_SUBST(LLVM_COPYRIGHT,["Copyright (c) 2003-2015 University of Illinois at Urbana-Champaign."])
+AC_COPYRIGHT([Copyright (c) 2003-2015 University of Illinois at Urbana-Champaign.])
 
 dnl Indicate that we require autoconf 2.60 or later.
 AC_PREREQ(2.60)
@@ -701,8 +701,10 @@ AC_ARG_ENABLE(assertions,AS_HELP_STRING(
   --enable-assertions,[Compile with assertion checks enabled (default is YES)]),, enableval="yes")
 if test ${enableval} = "yes" ; then
   AC_SUBST(DISABLE_ASSERTIONS,[[]])
+  assertions_enabled="yes"
 else
   AC_SUBST(DISABLE_ASSERTIONS,[[DISABLE_ASSERTIONS=1]])
+  assertions_enabled="no"
 fi
 
 dnl --enable-werror : check whether we want Werror on by default
@@ -726,6 +728,20 @@ else
   AC_SUBST(EXPENSIVE_CHECKS,[[no]])
 fi
 
+dnl --enable-abi-breaking-checks : decide whether we should compile in asserts and
+dnl checks that make the build ABI incompatible with an llvm built without these
+dnl checks enabled.
+AC_ARG_ENABLE(abi-breaking-checks,AS_HELP_STRING(
+  --enable-abi-breaking-checks,[Compile with abi-breaking asserts support (default is with-asserts)]),, enableval="with-asserts")
+case "$enableval" in
+  with-asserts)  if test ${assertions_enabled} = "yes" ; then
+                   AC_DEFINE([LLVM_ENABLE_ABI_BREAKING_CHECKS],[1],[Define to enable checks that alter the LLVM C++ ABI])
+		 fi ;;
+  yes) AC_DEFINE([LLVM_ENABLE_ABI_BREAKING_CHECKS],[1],[Define to enable checks that alter the LLVM C++ ABI]) ;;
+  no) ;;
+  *) AC_MSG_ERROR([Invalid setting for --enable-abi-breaking-checks.  Use "with-asserts", "yes" or "no"])
+esac
+
 dnl --enable-debug-runtime : should runtime libraries have debug symbols?
 AC_ARG_ENABLE(debug-runtime,
    AS_HELP_STRING(--enable-debug-runtime,[Build runtime libs with debug symbols (default is NO)]),,enableval=no)
@@ -801,11 +817,139 @@ AC_ARG_ENABLE(doxygen,
                              enableval=default)
 case "$enableval" in
   yes) AC_SUBST(ENABLE_DOXYGEN,[1]) ;;
-  no)  AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
-  default) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
+  no|default) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
   *) AC_MSG_ERROR([Invalid setting for --enable-doxygen. Use "yes" or "no"]) ;;
 esac
 
+dnl Allow enablement of doxygen search engine
+AC_ARG_ENABLE(doxygen-search,
+              AS_HELP_STRING([--enable-doxygen-search],
+                             [Enable doxygen search support (default is NO)]),,
+                             enableval=default)
+ENABLE_DOXYGEN_SEARCH="$enableval"
+
+case "$enableval" in
+  yes|no|default) ;;
+  *) AC_MSG_ERROR([Invalid setting for --enable-doxygen-search. Use "yes" or "no"]) ;;
+esac
+
+AC_ARG_ENABLE(doxygen-external-search,
+              AS_HELP_STRING([--enable-doxygen-external-search],
+                             [Enable doxygen exteranl search (default is NO)]),,
+                             enableval=default)
+ENABLE_DOXYGEN_EXTERNAL_SEARCH="$enableval"
+
+case "$enableval" in
+  yes)
+    dnl To match with the CMake behavior, enable doxygen when
+    dnl --enable-doxygen-external-search is enabled.
+    case "$ENABLE_DOXYGEN_SEARCH" in
+      yes|default) ENABLE_DOXYGEN_SEARCH="yes" ;;
+      no) AC_MSG_ERROR([The option --enable-doxygen-external-search requires --enable-doxygen-search]) ;;
+    esac
+    ;;
+  no|default) ;;
+  *) AC_MSG_ERROR([Invalid setting for --enable-doxygen-external-search. Use "yes" or "no"]) ;;
+esac
+
+AC_ARG_WITH(doxygen-search-engine-url,
+            AS_HELP_STRING([--with-doxygen-search-engine-url],
+                           [Specify the external search engine for doxygen]),,)
+WITH_DOXYGEN_SEARCH_ENGINE_URL="$withval"
+
+AC_ARG_WITH(doxygen-search-mappings,
+            AS_HELP_STRING([--with-doxygen-search-mappings],
+                           [Specify the extra search mapping for doxygen]),,)
+WITH_DOXYGEN_SEARCH_MAPPINGS="$withval"
+
+case "$ENABLE_DOXYGEN_SEARCH" in
+  yes)
+    if test "$ENABLE_DOXYGEN" = "0" ; then
+      AC_MSG_ERROR([The option --enable-doxygen-search requires --enable-doxygen.])
+    fi
+
+    AC_SUBST(enable_searchengine,[YES])
+
+    case "$ENABLE_DOXYGEN_EXTERNAL_SEARCH" in
+      yes)
+        AC_SUBST(enable_external_search,[YES])
+        AC_SUBST(enable_server_based_search,[YES])
+        AC_SUBST(searchengine_url,["$WITH_DOXYGEN_SEARCH_ENGINE_URL"])
+        AC_SUBST(extra_search_mappings,["$WITH_DOXYGEN_SEARCH_MAPPINGS"])
+        ;;
+
+      no|default)
+        AC_SUBST(enable_external_search,[NO])
+        AC_SUBST(enable_server_based_search,[NO])
+        AC_SUBST(searchengine_url,[])
+        AC_SUBST(extra_search_mappings,[])
+        ;;
+    esac
+    ;;
+
+  no|default)
+    AC_SUBST(enable_searchengine,[NO])
+    AC_SUBST(searchengine_url,[])
+    AC_SUBST(enable_server_based_search,[NO])
+    AC_SUBST(enable_external_search,[NO])
+    AC_SUBST(extra_search_mappings,[])
+    ;;
+
+  *)
+    AC_MSG_ERROR([Invalid setting for --enable-doxygen-search. Use "yes" or "no"])
+    ;;
+esac
+
+dnl Allow enablement of doxygen generated Qt help files
+AC_ARG_ENABLE(doxygen-qt-help,
+	      AS_HELP_STRING([--enable-doxygen-qt-help],
+			     [Build Qt help files (default is NO)]),,
+			     enableval=default)
+case "$enableval" in
+  yes)
+    if test "$ENABLE_DOXYGEN" = "0" ; then
+      AC_MSG_ERROR([The option --enable-doxygen-qt-help requires --enable-doxygen.])
+    fi
+
+    AC_PATH_PROG(QHELPGENERATOR, [qhelpgenerator], [qhelpgenerator])
+
+    dnl Qt help file for llvm doxygen documentation
+    AC_SUBST(llvm_doxygen_generate_qhp,[YES])
+    AC_SUBST(llvm_doxygen_qch_filename,[org.llvm.qch])
+    AC_SUBST(llvm_doxygen_qhp_namespace,[org.llvm])
+    AC_SUBST(llvm_doxygen_qhelpgenerator_path,["$QHELPGENERATOR"])
+    AC_SUBST(llvm_doxygen_qhp_cust_filter_name,["$PACKAGE_STRING"])
+    AC_SUBST(llvm_doxygen_qhp_cust_filter_attrs,["$PACKAGE_NAME,$PACKAGE_VERSION"])
+
+    dnl Qt help file for clang doxygen documentation
+    AC_SUBST(clang_doxygen_generate_qhp,[YES])
+    AC_SUBST(clang_doxygen_qch_filename,[org.llvm.clang.qch])
+    AC_SUBST(clang_doxygen_qhp_namespace,[org.llvm.clang])
+    AC_SUBST(clang_doxygen_qhelpgenerator_path,["$QHELPGENERATOR"])
+    AC_SUBST(clang_doxygen_qhp_cust_filter_name,["Clang $PACKAGE_VERSION"])
+    AC_SUBST(clang_doxygen_qhp_cust_filter_attrs,["Clang,$PACKAGE_VERSION"])
+    ;;
+
+  no|default)
+    AC_SUBST(llvm_doxygen_generate_qhp,[NO])
+    AC_SUBST(llvm_doxygen_qch_filename,[])
+    AC_SUBST(llvm_doxygen_qhp_namespace,[])
+    AC_SUBST(llvm_doxygen_qhelpgenerator_path,[])
+    AC_SUBST(llvm_doxygen_qhp_cust_filter_name,[])
+    AC_SUBST(llvm_doxygen_qhp_cust_filter_attrs,[])
+
+    AC_SUBST(clang_doxygen_generate_qhp,[NO])
+    AC_SUBST(clang_doxygen_qch_filename,[])
+    AC_SUBST(clang_doxygen_qhp_namespace,[])
+    AC_SUBST(clang_doxygen_qhelpgenerator_path,[])
+    AC_SUBST(clang_doxygen_qhp_cust_filter_name,["Clang $PACKAGE_VERSION"])
+    AC_SUBST(clang_doxygen_qhp_cust_filter_attrs,["Clang,$PACKAGE_VERSION"])
+    ;;
+
+  *)
+    AC_MSG_ERROR([Invalid setting for --enable-doxygen-qt-help. Use "yes" or "no"]) ;;
+esac
+
 dnl Allow disablement of threads
 AC_ARG_ENABLE(threads,
               AS_HELP_STRING([--enable-threads],
@@ -1699,9 +1843,7 @@ dnl=== SECTION 8: Check for specific functions needed
 dnl===
 dnl===-----------------------------------------------------------------------===
 
-AC_CHECK_FUNCS([backtrace ceilf floorf roundf rintf nearbyintf getcwd ])
-AC_CHECK_FUNCS([powf fmodf strtof round ])
-AC_CHECK_FUNCS([log log2 log10 exp exp2])
+AC_CHECK_FUNCS([backtrace getcwd ])
 AC_CHECK_FUNCS([getpagesize getrusage getrlimit setrlimit gettimeofday ])
 AC_CHECK_FUNCS([isatty mkdtemp mkstemp ])
 AC_CHECK_FUNCS([mktemp posix_spawn pread realpath sbrk setrlimit ])
@@ -1765,11 +1907,6 @@ if test "$llvm_cv_os_type" = "MingW" ; then
   AC_DEFINE_UNQUOTED([WIN32_ELMCB_PCSTR],$llvm_cv_win32_elmcb_pcstr,[Type of 1st arg on ELM Callback])
 fi
 
-dnl Check for variations in the Standard C++ library and STL. These macros are
-dnl provided by LLVM in the autoconf/m4 directory.
-AC_FUNC_ISNAN
-AC_FUNC_ISINF
-
 dnl Check for mmap support.We also need to know if /dev/zero is required to
 dnl be opened for allocating RWX memory.
 dnl Make sure we aren't attempting to configure for an unknown system
diff --git a/autoconf/m4/func_isinf.m4 b/autoconf/m4/func_isinf.m4
deleted file mode 100644
index 40dc48b..0000000
--- a/autoconf/m4/func_isinf.m4
+++ /dev/null
@@ -1,42 +0,0 @@
-dnl
-dnl This function determins if the isinf function isavailable on this
-dnl platform.
-dnl
-
-AC_DEFUN([AC_FUNC_ISINF],[
-
-AC_SINGLE_CXX_CHECK([ac_cv_func_isinf_in_math_h],   
-                    [isinf], [<math.h>],
-                    [float f; isinf(f);])
-if test "$ac_cv_func_isinf_in_math_h" = "yes" ; then 
-  AC_DEFINE([HAVE_ISINF_IN_MATH_H], [1],
-            [Set to 1 if the isinf function is found in <math.h>])
-fi
-
-AC_SINGLE_CXX_CHECK([ac_cv_func_isinf_in_cmath],    
-                    [isinf], [<cmath>],
-                    [float f; isinf(f);])
-if test "$ac_cv_func_isinf_in_cmath" = "yes" ; then
-  AC_DEFINE([HAVE_ISINF_IN_CMATH], [1],
-            [Set to 1 if the isinf function is found in <cmath>])
-fi
-
-AC_SINGLE_CXX_CHECK([ac_cv_func_std_isinf_in_cmath],
-                    [std::isinf], [<cmath>],
-                    [float f; std::isinf(f);])
-if test "$ac_cv_func_std_isinf_in_cmath" = "yes" ; then 
-  AC_DEFINE([HAVE_STD_ISINF_IN_CMATH], [1],
-            [Set to 1 if the std::isinf function is found in <cmath>])
-fi
-
-AC_SINGLE_CXX_CHECK([ac_cv_func_finite_in_ieeefp_h],
-                    [finite], [<ieeefp.h>],
-                    [float f; finite(f);])
-if test "$ac_cv_func_finite_in_ieeefp_h" = "yes" ; then
-  AC_DEFINE([HAVE_FINITE_IN_IEEEFP_H], [1],
-            [Set to 1 if the finite function is found in <ieeefp.h>])
-fi
-
-])
-
-
diff --git a/autoconf/m4/func_isnan.m4 b/autoconf/m4/func_isnan.m4
deleted file mode 100644
index eb5ca0d..0000000
--- a/autoconf/m4/func_isnan.m4
+++ /dev/null
@@ -1,27 +0,0 @@
-#
-# This function determines if the isnan function is available on this
-# platform.
-#
-AC_DEFUN([AC_FUNC_ISNAN],[
-AC_SINGLE_CXX_CHECK([ac_cv_func_isnan_in_math_h],   
-                    [isnan], [<math.h>],
-                    [float f; isnan(f);])
-
-if test "$ac_cv_func_isnan_in_math_h" = "yes" ; then
-  AC_DEFINE([HAVE_ISNAN_IN_MATH_H],1,[Set to 1 if the isnan function is found in <math.h>])
-fi
-
-AC_SINGLE_CXX_CHECK([ac_cv_func_isnan_in_cmath],    
-                    [isnan], [<cmath>],
-                    [float f; isnan(f);])
-if test "$ac_cv_func_isnan_in_cmath" = "yes" ; then
-  AC_DEFINE([HAVE_ISNAN_IN_CMATH],1,[Set to 1 if the isnan function is found in <cmath>])
-fi
-
-AC_SINGLE_CXX_CHECK([ac_cv_func_std_isnan_in_cmath],
-                    [std::isnan], [<cmath>],
-                    [float f; std::isnan(f);])
-if test "$ac_cv_func_std_isnan_in_cmath" = "yes" ; then
-  AC_DEFINE([HAVE_STD_ISNAN_IN_CMATH],1,[Set to 1 if the std::isnan function is found in <cmath>])
-fi
-])