From a7e7a04aafdcb91e13180f421df550418041d9bf Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Mon, 16 May 2011 12:05:49 -0400
Subject: Fix run_compile_commands build on Apple GCC 3.3

This compiler does not provide the "at" method of std::map.  Approximate
it well enough for our needs.
---
 Tests/CMakeLib/run_compile_commands.cxx | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/Tests/CMakeLib/run_compile_commands.cxx b/Tests/CMakeLib/run_compile_commands.cxx
index c925167..31049d3 100644
--- a/Tests/CMakeLib/run_compile_commands.cxx
+++ b/Tests/CMakeLib/run_compile_commands.cxx
@@ -2,7 +2,19 @@
 
 class CompileCommandParser {
 public:
-  typedef std::map<std::string, std::string> CommandType;
+  class CommandType: public std::map<cmStdString, cmStdString>
+  {
+  public:
+#if defined(__GNUC__) && __GNUC__ == 3 && __GNUC_MINOR__ < 4
+    cmStdString const& at(cmStdString const& k) const
+      {
+      const_iterator i = this->find(k);
+      if(i != this->end()) { return i->second; }
+      static cmStdString empty;
+      return empty;
+      }
+#endif
+  };
   typedef std::vector<CommandType> TranslationUnitsType;
 
   CompileCommandParser(std::ifstream *input)
-- 
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