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| author | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-02-26 21:02:43 +0000 |
|---|---|---|
| committer | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-02-26 21:02:43 +0000 |
| commit | 5b449890e29d6438a144e0f583ae7560ca9ae174 (patch) | |
| tree | 0c8731228fa873a40ebda7c821f6c84a41b9a12f /gcc/tree-ssa-alias.c | |
| parent | a1ab46376685a6e38f8ba71c75dfd4c50d057f44 (diff) | |
| download | gcc-5b449890e29d6438a144e0f583ae7560ca9ae174.tar.gz | |
2006-02-26 Richard Guenther <rguenther@suse.de>
PR tree-optimization/26421
* tree-ssa-alias.c (find_used_portions): Don't treat parameters
in function calls that are ADDR_EXPRs as using the whole structure.
* gcc.dg/tree-ssa/pr26421.c: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@111461 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-ssa-alias.c')
| -rw-r--r-- | gcc/tree-ssa-alias.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/tree-ssa-alias.c b/gcc/tree-ssa-alias.c index fe69198b2f2..5e13f00ed79 100644 --- a/gcc/tree-ssa-alias.c +++ b/gcc/tree-ssa-alias.c @@ -3078,6 +3078,17 @@ find_used_portions (tree *tp, int *walk_subtrees, void *lhs_p) } } break; + case CALL_EXPR: + { + tree *arg; + for (arg = &TREE_OPERAND (*tp, 1); *arg; arg = &TREE_CHAIN (*arg)) + { + if (TREE_CODE (TREE_VALUE (*arg)) != ADDR_EXPR) + find_used_portions (&TREE_VALUE (*arg), walk_subtrees, NULL); + } + *walk_subtrees = 0; + return NULL_TREE; + } case VAR_DECL: case PARM_DECL: case RESULT_DECL: |