--- Reverse-merging r80147 into '.':

A    include/llvm/ADT/iterator.cmake
U    autoconf/configure.ac
--- Reverse-merging r80161 into '.':
U    cmake/config-ix.cmake
--- Reverse-merging r80171 into '.':
U    Makefile
--- Reverse-merging r80173 into '.':
U    configure
U    include/llvm/Config/config.h.in
--- Reverse-merging r80180 into '.':
A    include/llvm/ADT/iterator.h.in

Despite common miscomceptions, iterator.h is alive and well. It broke the build
bots for several hours. And yet no one bothered to look at them.

Gabor and Doug, please review your changes and make sure that they actually
build before resubmitting them.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80197 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 160 insertions, 15 deletions

diff --git a/include/llvm/ADT/iterator.cmake b/include/llvm/ADT/iterator.cmake
new file mode 100644
index 0000000000..55df8ce264
--- /dev/null
+++ b/include/llvm/ADT/iterator.cmake
@@ -0,0 +1,79 @@
+//===-- llvm/ADT/iterator - Portable wrapper around <iterator> --*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file was developed by the LLVM research group and is distributed under
+// the University of Illinois Open Source License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file provides a wrapper around the mysterious <iterator> header file.
+// In GCC 2.95.3, the file defines a bidirectional_iterator class (and other
+// friends), instead of the standard iterator class.  In GCC 3.1, the
+// bidirectional_iterator class got moved out and the new, standards compliant,
+// iterator<> class was added.  Because there is nothing that we can do to get
+// correct behavior on both compilers, we have this header with #ifdef's.  Gross
+// huh?
+//
+// By #includ'ing this file, you get the contents of <iterator> plus the
+// following classes in the global namespace:
+//
+//   1. bidirectional_iterator
+//   2. forward_iterator
+//
+// The #if directives' expressions are filled in by Autoconf.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_ADT_ITERATOR
+#define LLVM_ADT_ITERATOR
+
+#include <iterator>
+
+#undef HAVE_BI_ITERATOR
+#undef HAVE_STD_ITERATOR
+#undef HAVE_FWD_ITERATOR
+
+// defined by Kevin
+#define HAVE_STD_ITERATOR 1
+
+#ifdef _MSC_VER
+#  define HAVE_BI_ITERATOR 0
+#  define HAVE_STD_ITERATOR 1
+#  define HAVE_FWD_ITERATOR 0
+#endif
+
+#if !HAVE_BI_ITERATOR
+# if HAVE_STD_ITERATOR
+/// If the bidirectional iterator is not defined, we attempt to define it in
+/// terms of the C++ standard iterator. Otherwise, we import it with a "using"
+/// statement.
+///
+template<class Ty, class PtrDiffTy>
+struct bidirectional_iterator
+  : public std::iterator<std::bidirectional_iterator_tag, Ty, PtrDiffTy> {
+};
+# else
+#  error "Need to have standard iterator to define bidirectional iterator!"
+# endif
+#else
+using std::bidirectional_iterator;
+#endif
+
+#if !HAVE_FWD_ITERATOR
+# if HAVE_STD_ITERATOR
+/// If the forward iterator is not defined, attempt to define it in terms of
+/// the C++ standard iterator. Otherwise, we import it with a "using" statement.
+///
+template<class Ty, class PtrDiffTy>
+struct forward_iterator
+  : public std::iterator<std::forward_iterator_tag, Ty, PtrDiffTy> {
+};
+# else
+#  error "Need to have standard iterator to define forward iterator!"
+# endif
+#else
+using std::forward_iterator;
+#endif
+
+#endif
diff --git a/include/llvm/ADT/iterator.h.in b/include/llvm/ADT/iterator.h.in
new file mode 100644
index 0000000000..dce7462511
--- /dev/null
+++ b/include/llvm/ADT/iterator.h.in
@@ -0,0 +1,76 @@
+//==-- llvm/ADT/iterator.h - Portable wrapper around <iterator> --*- C++ -*-==//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file provides a wrapper around the mysterious <iterator> header file.
+// In GCC 2.95.3, the file defines a bidirectional_iterator class (and other
+// friends), instead of the standard iterator class.  In GCC 3.1, the
+// bidirectional_iterator class got moved out and the new, standards compliant,
+// iterator<> class was added.  Because there is nothing that we can do to get
+// correct behavior on both compilers, we have this header with #ifdef's.  Gross
+// huh?
+//
+// By #includ'ing this file, you get the contents of <iterator> plus the
+// following classes in the global namespace:
+//
+//   1. bidirectional_iterator
+//   2. forward_iterator
+//
+// The #if directives' expressions are filled in by Autoconf.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_ADT_ITERATOR_H
+#define LLVM_ADT_ITERATOR_H
+
+#include <iterator>
+
+#undef HAVE_BI_ITERATOR
+#undef HAVE_STD_ITERATOR
+#undef HAVE_FWD_ITERATOR
+
+#ifdef _MSC_VER
+#  define HAVE_BI_ITERATOR 0
+#  define HAVE_STD_ITERATOR 1
+#  define HAVE_FWD_ITERATOR 0
+#endif
+
+#if !HAVE_BI_ITERATOR
+# if HAVE_STD_ITERATOR
+/// If the bidirectional iterator is not defined, we attempt to define it in
+/// terms of the C++ standard iterator. Otherwise, we import it with a "using"
+/// statement.
+///
+template<class Ty, class PtrDiffTy>
+struct bidirectional_iterator
+  : public std::iterator<std::bidirectional_iterator_tag, Ty, PtrDiffTy> {
+};
+# else
+#  error "Need to have standard iterator to define bidirectional iterator!"
+# endif
+#else
+using std::bidirectional_iterator;
+#endif
+
+#if !HAVE_FWD_ITERATOR
+# if HAVE_STD_ITERATOR
+/// If the forward iterator is not defined, attempt to define it in terms of
+/// the C++ standard iterator. Otherwise, we import it with a "using" statement.
+///
+template<class Ty, class PtrDiffTy>
+struct forward_iterator
+  : public std::iterator<std::forward_iterator_tag, Ty, PtrDiffTy> {
+};
+# else
+#  error "Need to have standard iterator to define forward iterator!"
+# endif
+#else
+using std::forward_iterator;
+#endif
+
+#endif // LLVM_ADT_ITERATOR_H
diff --git a/include/llvm/CodeGen/AsmPrinter.h b/include/llvm/CodeGen/AsmPrinter.h
index 55fc3b0da8..6832d01399 100644
--- a/include/llvm/CodeGen/AsmPrinter.h
+++ b/include/llvm/CodeGen/AsmPrinter.h
@@ -268,6 +268,8 @@ namespace llvm {
     void EOL() const;
     void EOL(const std::string &Comment) const;
     void EOL(const char* Comment) const;
+    void EOL(const std::string &Comment, unsigned DatFormat) const;
+    void EOL(const char* Comment, unsigned DataFormat) const;
     
     /// EmitULEB128Bytes - Emit an assembler byte data directive to compose an
     /// unsigned leb128 value.
diff --git a/include/llvm/Config/config.h.in b/include/llvm/Config/config.h.in
index f32f4038ff..6a28326cdf 100644
--- a/include/llvm/Config/config.h.in
+++ b/include/llvm/Config/config.h.in
@@ -3,14 +3,6 @@
 /* Define if dlopen(0) will open the symbols of the program */
 #undef CAN_DLOPEN_SELF
 
-/* Define to one of `_getb67', `GETB67', `getb67' for Cray-2 and Cray-YMP
-   systems. This function is required for `alloca.c' support on those systems.
-   */
-#undef CRAY_STACKSEG_END
-
-/* Define to 1 if using `alloca.c'. */
-#undef C_ALLOCA
-
 /* Define if CBE is enabled for printf %a output */
 #undef ENABLE_CBE_PRINTF_A
 
@@ -20,13 +12,6 @@
 /* Define if threads enabled */
 #undef ENABLE_THREADS
 
-/* Define to 1 if you have `alloca', as a function or macro. */
-#undef HAVE_ALLOCA
-
-/* Define to 1 if you have <alloca.h> and it should be used (not on Ultrix).
-   */
-#undef HAVE_ALLOCA_H
-
 /* Define to 1 if you have the `argz_append' function. */
 #undef HAVE_ARGZ_APPEND
 
@@ -461,6 +446,9 @@
 /* Installation directory for binary executables */
 #undef LLVM_BINDIR
 
+/* Define to 1 for ilist sentinel compaction */
+#undef LLVM_COMPACT_SENTINELS
+
 /* Time at which LLVM was configured */
 #undef LLVM_CONFIGTIME