vendor/llvm/llvm-trunk-r238337

1 files changed, 186 insertions, 19 deletions

diff --git a/autoconf/configure.ac b/autoconf/configure.ac
index 577a7d521ea99..586f3f26cb313 100644
--- a/autoconf/configure.ac
+++ b/autoconf/configure.ac
@@ -32,12 +32,12 @@ dnl===-----------------------------------------------------------------------===
 dnl Initialize autoconf and define the package name, version number and
 dnl address for reporting bugs.
 
-AC_INIT([LLVM],[3.6.1],[http://llvm.org/bugs/])
+AC_INIT([LLVM],[3.7.0svn],[http://llvm.org/bugs/])
 
 LLVM_VERSION_MAJOR=3
-LLVM_VERSION_MINOR=6
-LLVM_VERSION_PATCH=1
-LLVM_VERSION_SUFFIX=
+LLVM_VERSION_MINOR=7
+LLVM_VERSION_PATCH=0
+LLVM_VERSION_SUFFIX=svn
 
 AC_DEFINE_UNQUOTED([LLVM_VERSION_MAJOR], $LLVM_VERSION_MAJOR, [Major version of the LLVM API])
 AC_DEFINE_UNQUOTED([LLVM_VERSION_MINOR], $LLVM_VERSION_MINOR, [Minor version of the LLVM API])
@@ -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)
@@ -73,6 +73,19 @@ if test ${srcdir} != "." ; then
   fi
 fi
 
+dnl Quit if it is an in-source build
+if test ${srcdir} == "." ; then
+  AC_MSG_WARN([**************************************************************************************])
+  AC_MSG_WARN([*                                                                                    *])
+  AC_MSG_WARN([*                                   WARNING                                          *])
+  AC_MSG_WARN([*                                                                                    *])
+  AC_MSG_WARN([*                        In-source builds are deprecated.                            *])
+  AC_MSG_WARN([*                                                                                    *])
+  AC_MSG_WARN([*               Please configure from a separate build directory!                    *])
+  AC_MSG_WARN([*                                                                                    *])
+  AC_MSG_WARN([**************************************************************************************])
+fi
+
 dnl Default to empty (i.e. assigning the null string to) CFLAGS and CXXFLAGS,
 dnl instead of the autoconf default (for example, '-g -O2' for CC=gcc).
 : ${CFLAGS=}
@@ -105,7 +118,7 @@ if test "$CXX" = "clang++" ; then
 ],
 [
   AC_MSG_RESULT([no])
-  AC_MSG_ERROR([Selected compiler could not find or parse C++ standard library headers.  Rerun with CC=c-compiler CXX=c++-compiler ./configure ...])
+  AC_MSG_ERROR([Selected compiler could not find or parse C++ standard library headers.  Rerun with CC=c-compiler CXX=c++-compiler LLVM_SRC_DIR/configure ...])
 ])
   AC_LANG_POP([C++])
 fi
@@ -267,6 +280,11 @@ AC_CACHE_CHECK([type of operating system we're going to host on],
     llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
     llvm_cv_os_type="DragonFly"
     llvm_cv_platform_type="Unix" ;;
+  *-*-bitrig*)
+    llvm_cv_link_all_option="-Wl,--whole-archive"
+    llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
+    llvm_cv_os_type="Bitrig"
+    llvm_cv_platform_type="Unix" ;;
   *-*-hpux*)
     llvm_cv_link_all_option="-Wl,--whole-archive"
     llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
@@ -347,6 +365,8 @@ AC_CACHE_CHECK([type of operating system we're going to target],
     llvm_cv_target_os_type="NetBSD" ;;
   *-*-dragonfly*)
     llvm_cv_target_os_type="DragonFly" ;;
+  *-*-bitrig*)
+    llvm_cv_target_os_type="Bitrig" ;;
   *-*-hpux*)
     llvm_cv_target_os_type="HP-UX" ;;
   *-*-interix*)
@@ -369,6 +389,8 @@ AC_CACHE_CHECK([type of operating system we're going to target],
     llvm_cv_target_os_type="NativeClient" ;;
   *-unknown-eabi*)
     llvm_cv_target_os_type="Freestanding" ;;
+  *-*-ps4)
+    llvm_cv_target_os_type="PS4" ;;
   *)
     llvm_cv_target_os_type="Unknown" ;;
 esac])
@@ -692,8 +714,10 @@ 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
@@ -717,6 +741,28 @@ 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 ${assertions_enabled} = "yes" ; then
+                   AC_DEFINE([LLVM_ENABLE_ABI_BREAKING_CHECKS],[1],[Define to enable checks that alter the LLVM C++ ABI])
+                   AC_SUBST(ENABLE_ABI_BREAKING_CHECKS,[1])
+                 else
+                   AC_SUBST(ENABLE_ABI_BREAKING_CHECKS,[0])
+		 fi ;;
+  yes)
+                 AC_DEFINE([LLVM_ENABLE_ABI_BREAKING_CHECKS],[1],[Define to enable checks that alter the LLVM C++ ABI])
+                 AC_SUBST(ENABLE_ABI_BREAKING_CHECKS,[1])
+                 ;;
+  no)
+                 AC_SUBST(ENABLE_ABI_BREAKING_CHECKS,[0])
+                 ;;
+  *) AC_MSG_ERROR([Invalid setting for --enable-abi-breaking-checks.  Use "with-asserts", "yes" or "no"])
+esac
+
 dnl --enable-debug-runtime : should runtime libraries have debug symbols?
 AC_ARG_ENABLE(debug-runtime,
    AS_HELP_STRING(--enable-debug-runtime,[Build runtime libs with debug symbols (default is NO)]),,enableval=no)
@@ -792,11 +838,139 @@ AC_ARG_ENABLE(doxygen,
                              enableval=default)
 case "$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],
@@ -1533,11 +1707,11 @@ AC_ARG_WITH(oprofile,
             AC_SEARCH_LIBS(bfd_init, bfd, [], [])
             AC_SEARCH_LIBS(op_open_agent, opagent, [], [
               echo "Error! You need to have libopagent around."
-              exit -1
+              exit 1
             ])
             AC_CHECK_HEADER([opagent.h], [], [
               echo "Error! You need to have opagent.h around."
-              exit -1
+              exit 1
               ])
           fi ;;
         *)
@@ -1690,9 +1864,7 @@ 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 ])
@@ -1756,11 +1928,6 @@ 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