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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
commit554fd8c5195424bdbcabf5de30fdc183aba391bd (patch)
tree976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/g++.old-deja/g++.pt/instantiate12.C
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Diffstat (limited to 'gcc/testsuite/g++.old-deja/g++.pt/instantiate12.C')
-rw-r--r--gcc/testsuite/g++.old-deja/g++.pt/instantiate12.C61
1 files changed, 61 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.old-deja/g++.pt/instantiate12.C b/gcc/testsuite/g++.old-deja/g++.pt/instantiate12.C
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index 000000000..9596bfbf6
--- /dev/null
+++ b/gcc/testsuite/g++.old-deja/g++.pt/instantiate12.C
@@ -0,0 +1,61 @@
+// { dg-do run }
+
+// Copyright (C) 2000 Free Software Foundation, Inc.
+// Contributed by Nathan Sidwell 14 Nov 2000 <nathan@codesourcery.com>
+
+// Bug 635. We failed to emit initializer code for out-of-class defined
+// static const members of template instantiations.
+
+static int inited = 0;
+
+static bool setFlag()
+{
+ inited++;
+ return true;
+}
+
+template<typename T> struct X
+{
+ static const bool cflag;
+ static bool flag;
+ static const bool iflag = true;
+ static const bool jflag = true;
+};
+
+template<typename T> const bool X<T>::cflag (setFlag ());
+template<typename T> bool X<T>::flag (setFlag ());
+template<typename T> const bool X<T>::iflag;
+
+int main ()
+{
+ X<int> a;
+ if (!a.flag)
+ return 1;
+ if (!a.cflag)
+ return 2;
+ if (!a.iflag)
+ return 3;
+ if (!a.jflag)
+ return 5;
+ if (!X<float>::flag)
+ return 5;
+ if (!X<float>::cflag)
+ return 6;
+ if (!X<float>::iflag)
+ return 7;
+ if (!X<float>::jflag)
+ return 8;
+ if (inited != 4)
+ return 9;
+ return 0;
+}
+
+// On platforms that do not have weak symbols, these static data
+// members must be explicitly instantiated. The iflag and jflag data
+// members should not have to be explicitly instantiated because their
+// const-ness should allow the compiler to elide references to the
+// actual variables.
+template const bool X<int>::cflag;
+template bool X<int>::flag;
+template const bool X<float>::cflag;
+template bool X<float>::flag;