diff options
Diffstat (limited to 'gcc/testsuite/g++.dg/ipa/pr51759.C')
| -rw-r--r-- | gcc/testsuite/g++.dg/ipa/pr51759.C | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/ipa/pr51759.C b/gcc/testsuite/g++.dg/ipa/pr51759.C new file mode 100644 index 00000000000..accfaf2dcc2 --- /dev/null +++ b/gcc/testsuite/g++.dg/ipa/pr51759.C @@ -0,0 +1,26 @@ +/* { dg-do run } */ +/* { dg-options "-O2" } */ + +extern "C" void abort (void); +struct S +{ + void __attribute__((noinline)) set(unsigned val) + { + data = val; + if (data != val) + abort (); + } + int pad0; + unsigned pad1 : 8; + unsigned data : 24; + int pad2; +}; +int main() +{ + S s; + s.pad2 = -1; + s.set(0); + if (s.pad2 != -1) + abort (); +} + |