From dfa8263f4be4f1413b73c81649fdc4567a71e56a Mon Sep 17 00:00:00 2001
From: Ruslan Baratov <ruslan_baratov@yahoo.com>
Date: Tue, 28 Mar 2017 14:47:42 +0800
Subject: Implement interprocedural optimization for GNU compilers

Honor the `INTERPROCEDURAL_OPTIMIZATION` target property for GNU
compilers by activating their link-time-optimization (LTO) flags.
---
 Source/cmNinjaNormalTargetGenerator.cxx | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'Source/cmNinjaNormalTargetGenerator.cxx')

diff --git a/Source/cmNinjaNormalTargetGenerator.cxx b/Source/cmNinjaNormalTargetGenerator.cxx
index 5552fa98f7..eac3ecf755 100644
--- a/Source/cmNinjaNormalTargetGenerator.cxx
+++ b/Source/cmNinjaNormalTargetGenerator.cxx
@@ -516,6 +516,10 @@ std::vector<std::string> cmNinjaNormalTargetGenerator::ComputeLinkCmd()
         std::string linkCmdVar = "CMAKE_";
         linkCmdVar += this->TargetLinkLanguage;
         linkCmdVar += "_ARCHIVE_CREATE";
+
+        linkCmdVar = this->GeneratorTarget->GetFeatureSpecificLinkRuleVariable(
+          linkCmdVar, this->GetConfigName());
+
         const char* linkCmd = mf->GetRequiredDefinition(linkCmdVar);
         cmSystemTools::ExpandListArgument(linkCmd, linkCmds);
       }
@@ -523,6 +527,10 @@ std::vector<std::string> cmNinjaNormalTargetGenerator::ComputeLinkCmd()
         std::string linkCmdVar = "CMAKE_";
         linkCmdVar += this->TargetLinkLanguage;
         linkCmdVar += "_ARCHIVE_FINISH";
+
+        linkCmdVar = this->GeneratorTarget->GetFeatureSpecificLinkRuleVariable(
+          linkCmdVar, this->GetConfigName());
+
         const char* linkCmd = mf->GetRequiredDefinition(linkCmdVar);
         cmSystemTools::ExpandListArgument(linkCmd, linkCmds);
       }
-- 
cgit v1.2.1