diff options
| author | Jakub Jelinek <jakub@redhat.com> | 2016-01-07 08:45:54 +0000 |
|---|---|---|
| committer | Jakub Jelinek <jakub@redhat.com> | 2016-01-07 08:45:54 +0000 |
| commit | a6f0bcbd485384d023c40aa779d3573c966c3195 (patch) | |
| tree | 254f4d82e10f3f162b44144b402ba06abc6794b0 | |
| parent | 19620b79a6d19c2f6749ae9adad318aa2899cfa2 (diff) | |
PR middle-end/68960
* gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
it and DECL_ALIGN too.
* testsuite/libgomp.c/pr68960.c: New test.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@232122 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/gimple-expr.c | 5 | ||||
| -rw-r--r-- | libgomp/ChangeLog | 5 | ||||
| -rw-r--r-- | libgomp/testsuite/libgomp.c/pr68960.c | 25 |
4 files changed, 41 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 832416eedf4..b690c97fc25 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2016-01-07 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/68960 + * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy + it and DECL_ALIGN too. + 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com> * config/mips/mips-ftypes.def: Sort to lexicographical order. diff --git a/gcc/gimple-expr.c b/gcc/gimple-expr.c index 97b118e297e..15bef7f1665 100644 --- a/gcc/gimple-expr.c +++ b/gcc/gimple-expr.c @@ -375,6 +375,11 @@ copy_var_decl (tree var, tree name, tree type) TREE_USED (copy) = 1; DECL_SEEN_IN_BIND_EXPR_P (copy) = 1; DECL_ATTRIBUTES (copy) = DECL_ATTRIBUTES (var); + if (DECL_USER_ALIGN (var)) + { + DECL_ALIGN (copy) = DECL_ALIGN (var); + DECL_USER_ALIGN (copy) = 1; + } return copy; } diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog index 8dd577c21f3..ebb2351456d 100644 --- a/libgomp/ChangeLog +++ b/libgomp/ChangeLog @@ -1,3 +1,8 @@ +2016-01-07 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/68960 + * testsuite/libgomp.c/pr68960.c: New test. + 2016-01-06 Nathan Sidwell <nathan@acm.org> * openacc.h (acc_on_device): Add routine pragma for C++ wrapper. diff --git a/libgomp/testsuite/libgomp.c/pr68960.c b/libgomp/testsuite/libgomp.c/pr68960.c new file mode 100644 index 00000000000..2accc6af4a8 --- /dev/null +++ b/libgomp/testsuite/libgomp.c/pr68960.c @@ -0,0 +1,25 @@ +/* PR middle-end/68960 */ +/* { dg-do run } */ + +int +main () +{ + int temp[257] __attribute__ ((aligned (256))) = { 0 }; + #pragma omp parallel private (temp) num_threads (2) + { + int *p = &temp[0]; + asm volatile ("" : "+g" (p)); + if (((__UINTPTR_TYPE__) p) & 255) + __builtin_abort (); + } + #pragma omp parallel num_threads (2) + #pragma omp single + #pragma omp task firstprivate (temp) + { + int *p = &temp[0]; + asm volatile ("" : "+g" (p)); + if (((__UINTPTR_TYPE__) p) & 255) + __builtin_abort (); + } + return 0; +} |