diff options
Diffstat (limited to 'gcc/tree-flow-inline.h')
| -rw-r--r-- | gcc/tree-flow-inline.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/tree-flow-inline.h b/gcc/tree-flow-inline.h index 0ae99b9..1abf556 100644 --- a/gcc/tree-flow-inline.h +++ b/gcc/tree-flow-inline.h @@ -1463,6 +1463,10 @@ get_subvar_at (tree var, unsigned HOST_WIDE_INT offset) static inline bool var_can_have_subvars (tree v) { + /* Volatile variables should never have subvars. */ + if (TREE_THIS_VOLATILE (v)) + return false; + /* Non decls or memory tags can never have subvars. */ if (!DECL_P (v) || MTAG_P (v)) return false; |