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| author | Michael Matz <matz@suse.de> | 2008-05-27 14:28:02 +0000 |
|---|---|---|
| committer | Michael Matz <matz@gcc.gnu.org> | 2008-05-27 14:28:02 +0000 |
| commit | bd42a56bb4d7a4a39b08eceee7eff87d3264a9c2 (patch) | |
| tree | f9e2fb522e3165cb0dc981ccb4e13d343a341661 /gcc/tree-gimple.c | |
| parent | a46fc136fc682ea3d0429e6ac1084712fe18b612 (diff) | |
| download | gcc-bd42a56bb4d7a4a39b08eceee7eff87d3264a9c2.zip gcc-bd42a56bb4d7a4a39b08eceee7eff87d3264a9c2.tar.gz gcc-bd42a56bb4d7a4a39b08eceee7eff87d3264a9c2.tar.bz2 | |
re PR middle-end/36326 (gimplification of aggregate copies introduces extra aggregate copy)
PR middle-end/36326
* tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
non-BLKmode types.
* tree-tailcall.c (find_tail_calls): Don't mark calls storing
into memory as tail calls.
From-SVN: r136033
Diffstat (limited to 'gcc/tree-gimple.c')
| -rw-r--r-- | gcc/tree-gimple.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/gcc/tree-gimple.c b/gcc/tree-gimple.c index da84777..2334e12 100644 --- a/gcc/tree-gimple.c +++ b/gcc/tree-gimple.c @@ -113,13 +113,8 @@ bool is_gimple_mem_rhs (tree t) { /* If we're dealing with a renamable type, either source or dest must be - a renamed variable. Also force a temporary if the type doesn't need - to be stored in memory, since it's cheap and prevents erroneous - tailcalls (PR 17526). */ - if (is_gimple_reg_type (TREE_TYPE (t)) - || (TYPE_MODE (TREE_TYPE (t)) != BLKmode - && (TREE_CODE (t) != CALL_EXPR - || ! aggregate_value_p (t, t)))) + a renamed variable. */ + if (is_gimple_reg_type (TREE_TYPE (t))) return is_gimple_val (t); else return is_gimple_formal_tmp_rhs (t); |