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| author | Ira Rosen <irar@il.ibm.com> | 2009-03-24 12:18:19 +0000 |
|---|---|---|
| committer | Ira Rosen <irar@gcc.gnu.org> | 2009-03-24 12:18:19 +0000 |
| commit | 09ac4473280febdcf2836aa234bc04152bc450c9 (patch) | |
| tree | 87a8945de71076faf1d2221f88a968f9792198f6 /gcc | |
| parent | d94a427e804f5dbdb5d4c322f48791d472e24614 (diff) | |
| download | gcc-09ac4473280febdcf2836aa234bc04152bc450c9.zip gcc-09ac4473280febdcf2836aa234bc04152bc450c9.tar.gz gcc-09ac4473280febdcf2836aa234bc04152bc450c9.tar.bz2 | |
re PR tree-optimization/39529 (ICE on valid code)
PR tree-optimization/39529
* tree-vect-transform.c (vect_create_data_ref_ptr): Call
mark_sym_for_renaming for the tag copied to the new vector
pointer.
From-SVN: r145029
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/vect/pr39529.c | 21 | ||||
| -rw-r--r-- | gcc/tree-vect-transform.c | 5 |
4 files changed, 37 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 6974b1f..c7aeb48 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2009-03-24 Ira Rosen <irar@il.ibm.com> + + PR tree-optimization/39529 + * tree-vect-transform.c (vect_create_data_ref_ptr): Call + mark_sym_for_renaming for the tag copied to the new vector + pointer. + 2009-03-24 Arthur Loiret <aloiret@debian.org> * config.host (alpha*-*-linux*): Use driver-alpha.o and diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 4f869a0..196a040 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2009-03-24 Ira Rosen <irar@il.ibm.com> + + PR tree-optimization/39529 + * gcc.dg/vect/pr39529.c: New test. + 2009-03-24 Dodji Seketeli <dodji@redhat.com> Jakub Jelinek <jakub@redhat.com> diff --git a/gcc/testsuite/gcc.dg/vect/pr39529.c b/gcc/testsuite/gcc.dg/vect/pr39529.c new file mode 100644 index 0000000..4853c13 --- /dev/null +++ b/gcc/testsuite/gcc.dg/vect/pr39529.c @@ -0,0 +1,21 @@ +/* { dg-do compile } */ + +void +foo (void) +{ + char a[1024]; + char *p = &a[0]; + char *p2; + + p2 = p + 1024; + do + { + p += 2; + *(p-2) = 1; + *(p-1) = 1; + } while (p < p2); +} + +/* { dg-final { cleanup-tree-dump "vect" } } */ + + diff --git a/gcc/tree-vect-transform.c b/gcc/tree-vect-transform.c index 2afd4e0..a048342d 100644 --- a/gcc/tree-vect-transform.c +++ b/gcc/tree-vect-transform.c @@ -1099,7 +1099,10 @@ vect_create_data_ref_ptr (gimple stmt, struct loop *at_loop, if (!MTAG_P (tag)) new_type_alias (vect_ptr, tag, DR_REF (dr)); else - set_symbol_mem_tag (vect_ptr, tag); + { + set_symbol_mem_tag (vect_ptr, tag); + mark_sym_for_renaming (tag); + } /** Note: If the dataref is in an inner-loop nested in LOOP, and we are vectorizing LOOP (i.e. outer-loop vectorization), we need to create two |