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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++.other/ptrmem8.C
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Diffstat (limited to 'gcc/testsuite/g++.old-deja/g++.other/ptrmem8.C')
-rw-r--r--gcc/testsuite/g++.old-deja/g++.other/ptrmem8.C75
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diff --git a/gcc/testsuite/g++.old-deja/g++.other/ptrmem8.C b/gcc/testsuite/g++.old-deja/g++.other/ptrmem8.C
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index 000000000..aff6ffac0
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+++ b/gcc/testsuite/g++.old-deja/g++.other/ptrmem8.C
@@ -0,0 +1,75 @@
+// { dg-do assemble }
+// Copyright (C) 2000 Free Software Foundation, Inc.
+// Contributed by Nathan Sidwell 22 Nov 2000 <nathan@codesourcery.com>
+
+// bug 827. We died issuing warnings about dangerous pointer to member
+// conversions.
+
+struct bar
+{
+ int barm;
+ static void a();
+};
+struct filler1 {int fm;};
+struct filler2 {int fm;};
+struct filler3 {int fm;};
+struct filler4 {int fm;};
+
+struct baz : filler1, bar, filler2
+{
+ int bazm;
+};
+
+struct foo : filler3, virtual baz, filler4
+{
+ static void a();
+ void b() {}
+ int m;
+};
+
+typedef void (bar::*barfPtr)();
+typedef void (foo::*foofPtr)();
+typedef int bar::*barmPtr;
+typedef int foo::*foomPtr;
+
+int main ()
+{
+ foofPtr fp = &foo::b;
+ barfPtr bp = (barfPtr)fp; // { dg-error "pointer to member" }
+ foofPtr fp2 = (foofPtr)bp; // { dg-error "pointer to member" }
+
+ if (fp2 != fp)
+ return 1;
+
+ foo fobj;
+ fobj.filler1::fm = 1;
+ fobj.filler2::fm = 2;
+ fobj.filler3::fm = 3;
+ fobj.filler4::fm = 4;
+ fobj.bazm = 5;
+ fobj.barm = 6;
+ fobj.m = 78;
+
+ foomPtr fmp = &foo::m;
+ barmPtr bmp = (barmPtr)fmp; // { dg-error "pointer to member" }
+ foomPtr fmp2 = (foomPtr)bmp; // { dg-error "pointer to member" }
+ bar *bptr = &fobj;
+
+ if (fmp != fmp2)
+ return 2;
+
+ if (bptr->*bmp != 78)
+ return 3;
+
+ bp = reinterpret_cast <barfPtr> (fp);
+ fp2 = reinterpret_cast <foofPtr> (bp);
+ if (fp2 != fp)
+ return 4;
+
+ bmp = reinterpret_cast <barmPtr> (fmp);
+ fmp2 = reinterpret_cast <foomPtr> (bmp);
+ if (fmp != fmp2)
+ return 5;
+
+ return 0;
+}