diff options
| author | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2017-03-02 11:44:16 +0000 |
|---|---|---|
| committer | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2017-03-02 11:44:16 +0000 |
| commit | b977a7e33d31fdcd24b7fa21224f279e27ff18d0 (patch) | |
| tree | b5328d635e63e28906c5c4f102e13226903f31fe | |
| parent | e45199616061e6b1e75a8893e61de3923ff21556 (diff) | |
| download | gcc-b977a7e33d31fdcd24b7fa21224f279e27ff18d0.tar.gz | |
2017-03-02 Richard Biener <rguenther@suse.de>
PR c/79756
* c-common.c (c_common_mark_addressable_vec): Look through
C_MAYBE_CONST_EXPR.
* gcc.dg/vector-1.c: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@245838 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/c-family/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/c-family/c-common.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/vector-1.c | 8 |
4 files changed, 21 insertions, 0 deletions
diff --git a/gcc/c-family/ChangeLog b/gcc/c-family/ChangeLog index b97a7e731e5..d80844558f3 100644 --- a/gcc/c-family/ChangeLog +++ b/gcc/c-family/ChangeLog @@ -1,3 +1,9 @@ +2017-03-02 Richard Biener <rguenther@suse.de> + + PR c/79756 + * c-common.c (c_common_mark_addressable_vec): Look through + C_MAYBE_CONST_EXPR. + 2017-02-28 Martin Liska <mliska@suse.cz> * c.opt: Replace space with tabular for options of <number> diff --git a/gcc/c-family/c-common.c b/gcc/c-family/c-common.c index fed7718507a..885ea6d2d70 100644 --- a/gcc/c-family/c-common.c +++ b/gcc/c-family/c-common.c @@ -6534,6 +6534,8 @@ complete_array_type (tree *ptype, tree initial_value, bool do_default) void c_common_mark_addressable_vec (tree t) { + if (TREE_CODE (t) == C_MAYBE_CONST_EXPR) + t = C_MAYBE_CONST_EXPR_EXPR (t); while (handled_component_p (t)) t = TREE_OPERAND (t, 0); if (!VAR_P (t) diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 9f2315451b0..a4a77792f15 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2017-03-02 Richard Biener <rguenther@suse.de> + + PR c/79756 + * gcc.dg/vector-1.c: New testcase. + 2017-03-02 Bin Cheng <bin.cheng@arm.com> PR tree-optimization/66768 diff --git a/gcc/testsuite/gcc.dg/vector-1.c b/gcc/testsuite/gcc.dg/vector-1.c new file mode 100644 index 00000000000..a5eaa2a8c2d --- /dev/null +++ b/gcc/testsuite/gcc.dg/vector-1.c @@ -0,0 +1,8 @@ +/* { dg-do compile } */ +/* { dg-options "-std=gnu90" } */ + +typedef int V __attribute__ ((vector_size(4))); +void fn1 () +{ + (V){(1,0)}[0] = 0; +} |