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-rw-r--r--gcc/cp/rtti.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/gcc/cp/rtti.c b/gcc/cp/rtti.c
index e9e2c44..b665a8d 100644
--- a/gcc/cp/rtti.c
+++ b/gcc/cp/rtti.c
@@ -24,6 +24,7 @@ along with GCC; see the file COPYING3. If not see
#include "coretypes.h"
#include "tm.h"
#include "tree.h"
+#include "tm_p.h"
#include "stringpool.h"
#include "stor-layout.h"
#include "cp-tree.h"
@@ -1596,6 +1597,12 @@ emit_tinfo_decl (tree decl)
DECL_INITIAL (decl) = init;
mark_used (decl);
cp_finish_decl (decl, init, false, NULL_TREE, 0);
+ /* Avoid targets optionally bumping up the alignment to improve
+ vector instruction accesses, tinfo are never accessed this way. */
+#ifdef DATA_ABI_ALIGNMENT
+ DECL_ALIGN (decl) = DATA_ABI_ALIGNMENT (decl, TYPE_ALIGN (TREE_TYPE (decl)));
+ DECL_USER_ALIGN (decl) = true;
+#endif
return true;
}
else