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| author | Richard Guenther <rguenther@suse.de> | 2010-10-13 18:25:08 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2010-10-13 18:25:08 +0000 |
| commit | 74e80a24737ac20950916267ba4fb2a906523c5c (patch) | |
| tree | 612dfb381152e5eb24ae56533da457fac8dfda06 /gcc/tree-ssa-ccp.c | |
| parent | b1ba284ce3661918d857e9ea26bc8b1b428d6669 (diff) | |
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re PR objc/45878 (Can't compile even a trivial ObjC program with -fexceptions -O2)
2010-10-13 Richard Guenther <rguenther@suse.de>
PR objc/45878
* tree-ssa-ccpc (ccp_fold_stmt): Use gimple_fold_obj_type_ref.
From-SVN: r165430
Diffstat (limited to 'gcc/tree-ssa-ccp.c')
| -rw-r--r-- | gcc/tree-ssa-ccp.c | 27 |
1 files changed, 18 insertions, 9 deletions
diff --git a/gcc/tree-ssa-ccp.c b/gcc/tree-ssa-ccp.c index 2fa4726..6504941 100644 --- a/gcc/tree-ssa-ccp.c +++ b/gcc/tree-ssa-ccp.c @@ -2267,6 +2267,7 @@ ccp_fold_stmt (gimple_stmt_iterator *gsi) tree lhs = gimple_call_lhs (stmt); tree val; tree argt; + tree callee; bool changed = false; unsigned i; @@ -2306,16 +2307,24 @@ ccp_fold_stmt (gimple_stmt_iterator *gsi) changed = true; } } - if (TREE_CODE (gimple_call_fn (stmt)) == OBJ_TYPE_REF) + + callee = gimple_call_fn (stmt); + if (TREE_CODE (callee) == OBJ_TYPE_REF + && TREE_CODE (OBJ_TYPE_REF_EXPR (callee)) == SSA_NAME) { - tree expr = OBJ_TYPE_REF_EXPR (gimple_call_fn (stmt)); - expr = valueize_op (expr); - if (TREE_CODE (expr) == ADDR_EXPR - && TREE_CODE (TREE_OPERAND (expr, 0)) == FUNCTION_DECL) - { - gimple_call_set_fn (stmt, expr); - changed = true; - } + tree expr = OBJ_TYPE_REF_EXPR (callee); + OBJ_TYPE_REF_EXPR (callee) = valueize_op (expr); + if (TREE_CODE (OBJ_TYPE_REF_EXPR (callee)) == ADDR_EXPR) + { + tree t; + t = gimple_fold_obj_type_ref (callee, NULL_TREE); + if (t) + { + gimple_call_set_fn (stmt, t); + changed = true; + } + } + OBJ_TYPE_REF_EXPR (callee) = expr; } return changed; |