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-rw-r--r--gcc/c-family/ChangeLog7
-rw-r--r--gcc/c-family/c-attribs.c6
2 files changed, 11 insertions, 2 deletions
diff --git a/gcc/c-family/ChangeLog b/gcc/c-family/ChangeLog
index 36413cf..fe3fd58 100644
--- a/gcc/c-family/ChangeLog
+++ b/gcc/c-family/ChangeLog
@@ -2,6 +2,13 @@
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
+ * c-attribs.c (handle_mode_attribute): Check for a scalar_int_mode
+ before calling targetm.addr_space.valid_pointer_mode.
+
+2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
+ Alan Hayward <alan.hayward@arm.com>
+ David Sherwood <david.sherwood@arm.com>
+
* c-cppbuiltin.c (c_cpp_builtins): Use opt_scalar_float_mode.
2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
diff --git a/gcc/c-family/c-attribs.c b/gcc/c-family/c-attribs.c
index 5f79468..e564c72 100644
--- a/gcc/c-family/c-attribs.c
+++ b/gcc/c-family/c-attribs.c
@@ -1469,10 +1469,12 @@ handle_mode_attribute (tree *node, tree name, tree args,
if (POINTER_TYPE_P (type))
{
+ scalar_int_mode addr_mode;
addr_space_t as = TYPE_ADDR_SPACE (TREE_TYPE (type));
tree (*fn)(tree, machine_mode, bool);
- if (!targetm.addr_space.valid_pointer_mode (mode, as))
+ if (!is_a <scalar_int_mode> (mode, &addr_mode)
+ || !targetm.addr_space.valid_pointer_mode (addr_mode, as))
{
error ("invalid pointer mode %qs", p);
return NULL_TREE;
@@ -1482,7 +1484,7 @@ handle_mode_attribute (tree *node, tree name, tree args,
fn = build_pointer_type_for_mode;
else
fn = build_reference_type_for_mode;
- typefm = fn (TREE_TYPE (type), mode, false);
+ typefm = fn (TREE_TYPE (type), addr_mode, false);
}
else
{