diff options
Diffstat (limited to 'gcc/gimple-fold.c')
| -rw-r--r-- | gcc/gimple-fold.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/gcc/gimple-fold.c b/gcc/gimple-fold.c index 81c77f7..4368817 100644 --- a/gcc/gimple-fold.c +++ b/gcc/gimple-fold.c @@ -4875,7 +4875,7 @@ replace_stmt_with_simplification (gimple_stmt_iterator *gsi, /* Canonicalize MEM_REFs invariant address operand after propagation. */ static bool -maybe_canonicalize_mem_ref_addr (tree *t) +maybe_canonicalize_mem_ref_addr (tree *t, bool is_debug = false) { bool res = false; tree *orig_t = t; @@ -4939,7 +4939,11 @@ maybe_canonicalize_mem_ref_addr (tree *t) base = get_addr_base_and_unit_offset (TREE_OPERAND (addr, 0), &coffset); if (!base) - gcc_unreachable (); + { + if (is_debug) + return false; + gcc_unreachable (); + } TREE_OPERAND (*t, 0) = build_fold_addr_expr (base); TREE_OPERAND (*t, 1) = int_const_binop (PLUS_EXPR, @@ -5119,7 +5123,7 @@ fold_stmt_1 (gimple_stmt_iterator *gsi, bool inplace, tree (*valueize) (tree)) if (*val && (REFERENCE_CLASS_P (*val) || TREE_CODE (*val) == ADDR_EXPR) - && maybe_canonicalize_mem_ref_addr (val)) + && maybe_canonicalize_mem_ref_addr (val, true)) changed = true; } break; |