* g++.dg/ext/selectany1.C: New file. Test for linkonce sections.
* g++.dg/ext/selectany2.C: New file. Test for errors with invalid
selectany usage.
From-SVN: r97378
+2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * g++.dg/ext/selectany1.C: New file. Test for linkonce sections.
+ * g++.dg/ext/selectany2.C: New file. Test for errors with invalid
+ selectany usage.
+
2005-04-01 Jakub Jelinek <jakub@redhat.com>
PR c++/19406
--- /dev/null
+// { dg-do compile { target i?86-pc-cygwin } }
+// { dg-do compile { target i?86-pc-mingw* } }
+
+// Check that selectany attribute puts symbols into link-once sections.
+
+// { dg-final { scan-assembler "\.section\t\.data\\\$foo\[^\n\]*\n\t\.linkonce discard" } }
+// { dg-final { scan-assembler "\.section\t\.data\\\$x\[^\n\]*\n\t\.linkonce discard" } }
+// { dg-final { scan-assembler-dem "\nguard variable for x:" } }
+
+__declspec (selectany) int foo = 1;
+
+class X
+{
+private:
+ int m_i;
+public:
+ X(int i): m_i(i){}
+ ~X(){};
+};
+
+__declspec(selectany) X x(1);
--- /dev/null
+// { dg-do compile { target i?86-pc-cygwin } }
+// { dg-do compile { target i?86-pc-mingw* } }
+
+// Check for errors with invalid usage of selectany attribute.
+
+extern int foo;
+__declspec (selectany) int foo = 1; // OK
+
+struct d
+{
+ static int foo;
+};
+__declspec (selectany) int d::foo = 1; // OK
+
+struct f
+{
+ int i;
+};
+__declspec (selectany) struct f F= {1}; // OK
+
+__declspec (selectany) int boo; //{ dg-error "selectany" }
+
+__declspec (selectany) static int bar = 1; // { dg-error "selectany" }
+int use_bar = bar; // Avoid defined but not used warning.
+
+int baz()
+{
+ __declspec (selectany) int foo = 1; // { dg-error "selectany" }
+ return foo;
+}