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Diffstat (limited to 'gcc/tree-ssa.c')
| -rw-r--r-- | gcc/tree-ssa.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/tree-ssa.c b/gcc/tree-ssa.c index d197f99bdd2..f1b322f2de6 100644 --- a/gcc/tree-ssa.c +++ b/gcc/tree-ssa.c @@ -1565,6 +1565,12 @@ maybe_optimize_var (tree var, bitmap addresses_taken, bitmap not_reg_needs, || !bitmap_bit_p (not_reg_needs, DECL_UID (var)))) { TREE_ADDRESSABLE (var) = 0; + /* If we cleared TREE_ADDRESSABLE make sure DECL_GIMPLE_REG_P + is unset if we cannot rewrite the var into SSA. */ + if ((TREE_CODE (TREE_TYPE (var)) == VECTOR_TYPE + || TREE_CODE (TREE_TYPE (var)) == COMPLEX_TYPE) + && bitmap_bit_p (not_reg_needs, DECL_UID (var))) + DECL_GIMPLE_REG_P (var) = 0; if (is_gimple_reg (var)) bitmap_set_bit (suitable_for_renaming, DECL_UID (var)); if (dump_file) |