From eb04e019af8571714d1a8fb2aee900ee0a47767b Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 25 Apr 2016 10:10:34 +0200
Subject: Add workaround for GCC 4.8 bug in default initialization of union
 member

It appears to silently ignore this C++11 feature and leave the data
uninitialized.
---
 build2/cli/target | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

(limited to 'build2/cli')

diff --git a/build2/cli/target b/build2/cli/target
index 065639b..8acdcf4 100644
--- a/build2/cli/target
+++ b/build2/cli/target
@@ -29,8 +29,6 @@ namespace build2
     class cli_cxx: public mtime_target
     {
     public:
-      using mtime_target::mtime_target;
-
       union
       {
         // It is theoretically possible that the compiler will add
@@ -46,9 +44,17 @@ namespace build2
           cxx::cxx* c;
           cxx::ixx* i;
         };
-        target* m[3] = {nullptr, nullptr, nullptr};
+        target* m[3] /*= {nullptr, nullptr, nullptr}*/; // @@ GCC 4.8
       };
 
+      //using mtime_target::mtime_target; // @@ GCC 4.8
+
+      cli_cxx (dir_path d, dir_path o, string n, const string* e)
+          : mtime_target (move (d), move (o), move (n), e)
+      {
+        m[0] = m[1] = m[2] = nullptr;
+      }
+
       virtual group_view
       group_members (action_type) const;
 
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