[opaque pointer type] Encode the pointee type in the bitcode for 'cmpxchg'

[oota-llvm.git] / autoconf / configure.ac

diff --git a/autoconf/configure.ac b/autoconf/configure.ac
index 19f7a2e20c8d56bcd6093886e93b4c6f130d99b4..10b95a0724c472c6e46d805b8e7384a389232cff 100644 (file)
--- a/autoconf/configure.ac
+++ b/autoconf/configure.ac
@@ -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 +728,28 @@ 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 ${assertions_enabled} = "yes" ; then
+                   AC_DEFINE([LLVM_ENABLE_ABI_BREAKING_CHECKS],[1],[Define to enable checks that alter the LLVM C++ ABI])
+                   AC_SUBST(ENABLE_ABI_BREAKING_CHECKS,[1])
+                 else
+                   AC_SUBST(ENABLE_ABI_BREAKING_CHECKS,[0])
+                fi ;;
+  yes)
+                 AC_DEFINE([LLVM_ENABLE_ABI_BREAKING_CHECKS],[1],[Define to enable checks that alter the LLVM C++ ABI])
+                 AC_SUBST(ENABLE_ABI_BREAKING_CHECKS,[1])
+                 ;;
+  no)
+                 AC_SUBST(ENABLE_ABI_BREAKING_CHECKS,[0])
+                 ;;
+  *) AC_MSG_ERROR([Invalid setting for --enable-abi-breaking-checks.  Use "with-asserts", "yes" or "no"])
+esac
+
 dnl --enable-debug-runtime : should runtime libraries have debug symbols?
 AC_ARG_ENABLE(debug-runtime,
    AS_HELP_STRING(--enable-debug-runtime,[Build runtime libs with debug symbols (default is NO)]),,enableval=no)
@@ -858,8 +882,8 @@ case "$ENABLE_DOXYGEN_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])
+        AC_SUBST(searchengine_url,["$WITH_DOXYGEN_SEARCH_ENGINE_URL"])
+        AC_SUBST(extra_search_mappings,["$WITH_DOXYGEN_SEARCH_MAPPINGS"])
         ;;
 
       no|default)
@@ -901,17 +925,17 @@ case "$enableval" in
     AC_SUBST(llvm_doxygen_generate_qhp,[YES])
     AC_SUBST(llvm_doxygen_qch_filename,[org.llvm.qch])
     AC_SUBST(llvm_doxygen_qhp_namespace,[org.llvm])
-    AC_SUBST(llvm_doxygen_qhelpgenerator_path,[$QHELPGENERATOR])
-    AC_SUBST(llvm_doxygen_qhp_cust_filter_name,[$PACKAGE_STRING])
-    AC_SUBST(llvm_doxygen_qhp_cust_filter_attrs,[$PACKAGE_NAME,$PACKAGE_VERSION])
+    AC_SUBST(llvm_doxygen_qhelpgenerator_path,["$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])
+    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)
@@ -926,8 +950,8 @@ case "$enableval" in
     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_SUBST(clang_doxygen_qhp_cust_filter_name,["Clang $PACKAGE_VERSION"])
+    AC_SUBST(clang_doxygen_qhp_cust_filter_attrs,["Clang,$PACKAGE_VERSION"])
     ;;
 
   *)