diff options
Diffstat (limited to 'gcc/testsuite/g++.dg/other/packed1.C')
-rw-r--r-- | gcc/testsuite/g++.dg/other/packed1.C | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/other/packed1.C b/gcc/testsuite/g++.dg/other/packed1.C new file mode 100644 index 000000000..ac586c6c0 --- /dev/null +++ b/gcc/testsuite/g++.dg/other/packed1.C @@ -0,0 +1,29 @@ +// { dg-do run { xfail sh-*-* lm32-*-* } } + +// NMS:2003-04-21 this fails on strict aligned architectures again, +// the patch was reverted because it broke something more important. + +// Copyright (C) 2002 Free Software Foundation, Inc. +// Contributed by Nathan Sidwell 8 Aug 2002 <nathan@codesourcery.com> + +// WRS SPR 63496, lost packed attribute when accessing a packed +// field. This matters on aligned architectures like sh + +struct thing { int m; }; + +struct pod + { + char a; + thing m __attribute__ ((packed)); // { dg-warning "attribute ignored" "" { target default_packed } } + }; + +int main () +{ + thing t; + pod p; + + p.m = t; /* runtime bus error here */ + + return 0; + +} |