From 470437f6f93fb7c26afd38176a9779505c7922e5 Mon Sep 17 00:00:00 2001
From: Ruslan Baratov <ruslan_baratov@yahoo.com>
Date: Sun, 16 Apr 2017 10:24:08 +0800
Subject: Support CMAKE_INTERPROCEDURAL_OPTIMIZATION_<CONFIG>

---
 Help/manual/cmake-variables.7.rst                           |  1 +
 Help/prop_tgt/INTERPROCEDURAL_OPTIMIZATION_CONFIG.rst       |  4 ++++
 Help/variable/CMAKE_INTERPROCEDURAL_OPTIMIZATION_CONFIG.rst |  8 ++++++++
 Source/cmTarget.cxx                                         | 11 ++++-------
 4 files changed, 17 insertions(+), 7 deletions(-)
 create mode 100644 Help/variable/CMAKE_INTERPROCEDURAL_OPTIMIZATION_CONFIG.rst

diff --git a/Help/manual/cmake-variables.7.rst b/Help/manual/cmake-variables.7.rst
index 0a68815f9b..7347bcc416 100644
--- a/Help/manual/cmake-variables.7.rst
+++ b/Help/manual/cmake-variables.7.rst
@@ -292,6 +292,7 @@ Variables that Control the Build
    /variable/CMAKE_INSTALL_RPATH
    /variable/CMAKE_INSTALL_RPATH_USE_LINK_PATH
    /variable/CMAKE_INTERPROCEDURAL_OPTIMIZATION
+   /variable/CMAKE_INTERPROCEDURAL_OPTIMIZATION_CONFIG
    /variable/CMAKE_IOS_INSTALL_COMBINED
    /variable/CMAKE_LANG_CLANG_TIDY
    /variable/CMAKE_LANG_COMPILER_LAUNCHER
diff --git a/Help/prop_tgt/INTERPROCEDURAL_OPTIMIZATION_CONFIG.rst b/Help/prop_tgt/INTERPROCEDURAL_OPTIMIZATION_CONFIG.rst
index 492fee0789..782b0f0a62 100644
--- a/Help/prop_tgt/INTERPROCEDURAL_OPTIMIZATION_CONFIG.rst
+++ b/Help/prop_tgt/INTERPROCEDURAL_OPTIMIZATION_CONFIG.rst
@@ -6,3 +6,7 @@ Per-configuration interprocedural optimization for a target.
 This is a per-configuration version of INTERPROCEDURAL_OPTIMIZATION.
 If set, this property overrides the generic property for the named
 configuration.
+
+This property is initialized by the
+:variable:`CMAKE_INTERPROCEDURAL_OPTIMIZATION_<CONFIG>` variable if it is set
+when a target is created.
diff --git a/Help/variable/CMAKE_INTERPROCEDURAL_OPTIMIZATION_CONFIG.rst b/Help/variable/CMAKE_INTERPROCEDURAL_OPTIMIZATION_CONFIG.rst
new file mode 100644
index 0000000000..b291102de8
--- /dev/null
+++ b/Help/variable/CMAKE_INTERPROCEDURAL_OPTIMIZATION_CONFIG.rst
@@ -0,0 +1,8 @@
+CMAKE_INTERPROCEDURAL_OPTIMIZATION_<CONFIG>
+-------------------------------------------
+
+Default value for :prop_tgt:`INTERPROCEDURAL_OPTIMIZATION_<CONFIG>` of targets.
+
+This variable is used to initialize the :prop_tgt:`INTERPROCEDURAL_OPTIMIZATION_<CONFIG>`
+property on all the targets.  See that target property for additional
+information.
diff --git a/Source/cmTarget.cxx b/Source/cmTarget.cxx
index d29a8bd20b..f297988073 100644
--- a/Source/cmTarget.cxx
+++ b/Source/cmTarget.cxx
@@ -291,13 +291,10 @@ cmTarget::cmTarget(std::string const& name, cmStateEnums::TargetType type,
   if (this->GetType() != cmStateEnums::UTILITY) {
     const char* configProps[] = {
       /* clang-format needs this comment to break after the opening brace */
-      "ARCHIVE_OUTPUT_DIRECTORY_",
-      "LIBRARY_OUTPUT_DIRECTORY_",
-      "RUNTIME_OUTPUT_DIRECTORY_",
-      "PDB_OUTPUT_DIRECTORY_",
-      "COMPILE_PDB_OUTPUT_DIRECTORY_",
-      "MAP_IMPORTED_CONFIG_",
-      CM_NULLPTR
+      "ARCHIVE_OUTPUT_DIRECTORY_",     "LIBRARY_OUTPUT_DIRECTORY_",
+      "RUNTIME_OUTPUT_DIRECTORY_",     "PDB_OUTPUT_DIRECTORY_",
+      "COMPILE_PDB_OUTPUT_DIRECTORY_", "MAP_IMPORTED_CONFIG_",
+      "INTERPROCEDURAL_OPTIMIZATION_", CM_NULLPTR
     };
     for (std::vector<std::string>::iterator ci = configNames.begin();
          ci != configNames.end(); ++ci) {
-- 
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