diff options
author | Richard Guenther <rguenther@suse.de> | 2012-05-07 12:59:05 +0000 |
---|---|---|
committer | Richard Guenther <rguenther@suse.de> | 2012-05-07 12:59:05 +0000 |
commit | 9a7aadaf81b34b87cd352e651c843a41ebd4da1b (patch) | |
tree | 5e462c295d8eed0f315faa926d6272ff53f3c01d /gcc/tree-inline.c | |
parent | cfbcabcd0b98755b65d3b5a0cc8767489566d497 (diff) |
2012-05-07 Richard Guenther <rguenther@suse.de>
PR tree-optimization/53195
* tree-inline.c (setup_one_parameter): Properly add referenced
vars from the parameters new known value.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@187235 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-inline.c')
-rw-r--r-- | gcc/tree-inline.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/tree-inline.c b/gcc/tree-inline.c index ef0346581ab..057087e62a6 100644 --- a/gcc/tree-inline.c +++ b/gcc/tree-inline.c @@ -2608,6 +2608,17 @@ setup_one_parameter (copy_body_data *id, tree p, tree value, tree fn, /* Make gimplifier happy about this variable. */ DECL_SEEN_IN_BIND_EXPR_P (var) = 1; + /* We are eventually using the value - make sure all variables + referenced therein are properly recorded. */ + if (value + && gimple_in_ssa_p (cfun) + && TREE_CODE (value) == ADDR_EXPR) + { + tree base = get_base_address (TREE_OPERAND (value, 0)); + if (base && TREE_CODE (base) == VAR_DECL) + add_referenced_var (base); + } + /* If the parameter is never assigned to, has no SSA_NAMEs created, we would not need to create a new variable here at all, if it weren't for debug info. Still, we can just use the argument |