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author | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-07-01 22:22:57 +0000 |
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committer | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-07-01 22:22:57 +0000 |
commit | 9e169c4bf36a38689550c059570c57efbf00a6fb (patch) | |
tree | 95e6800f7ac2a49ff7f799d96f04172320e70ac0 /gcc/testsuite/gcc.dg/tree-ssa/pr44258.c | |
parent | 6170dfb6edfb7b19f8ae5209b8f948fe0076a4ad (diff) | |
download | gcc-vect256.tar.gz |
Merged trunk at revision 161680 into branch.vect256
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/vect256@161681 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/pr44258.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/pr44258.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr44258.c b/gcc/testsuite/gcc.dg/tree-ssa/pr44258.c new file mode 100644 index 00000000000..a98d3ceccbf --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/pr44258.c @@ -0,0 +1,43 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-esra-details" } */ + +struct blah +{ + char a[4]; +}; + +struct str +{ + struct blah b1; + char x; +}; + +struct val +{ + char y; + struct blah b2; +}; + +union U +{ + struct str str; + struct val val; +}; + + +extern struct blah e_b1, e_b2; +extern union U *e_u; + +int foo (int b) +{ + union U u; + + u.str.b1 = e_b1; + u.val.b2 = e_b2; + u.str.b1.a[3] = 0; + + *e_u = u; +} + +/* { dg-final { scan-tree-dump-times "Created a replacement" 0 "esra"} } */ +/* { dg-final { cleanup-tree-dump "esra" } } */ |