From 3e888a5ed4951d9d123e131ed924cd27d9e149c6 Mon Sep 17 00:00:00 2001 From: Richard Guenther Date: Wed, 22 Feb 2012 11:21:48 +0000 Subject: [PATCH] re PR middle-end/52329 (Invalid MEM_REF encountered in set_mem_attributes_minus_bitpos) 2012-02-22 Richard Guenther PR middle-end/52329 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs for GIMPLE_DEBUG stmts. From-SVN: r184466 --- gcc/ChangeLog | 6 ++++++ gcc/gimple-fold.c | 12 ++++++++++++ 2 files changed, 18 insertions(+) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ff81abd699c..cc6d64c4f10 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2012-02-22 Richard Guenther + + PR middle-end/52329 + * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs + for GIMPLE_DEBUG stmts. + 2012-02-22 Martin Jambor PR middle-end/51782 diff --git a/gcc/gimple-fold.c b/gcc/gimple-fold.c index eae4cbe4615..5ba7178b0da 100644 --- a/gcc/gimple-fold.c +++ b/gcc/gimple-fold.c @@ -1250,6 +1250,18 @@ fold_stmt_1 (gimple_stmt_iterator *gsi, bool inplace) changed = true; } } + else if (val + && TREE_CODE (val) == ADDR_EXPR) + { + tree ref = TREE_OPERAND (val, 0); + tree tem = maybe_fold_reference (ref, false); + if (tem) + { + tem = build_fold_addr_expr_with_type (tem, TREE_TYPE (val)); + gimple_debug_bind_set_value (stmt, tem); + changed = true; + } + } } break; -- 2.30.2