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| author | Jan Hubicka <hubicka@ucw.cz> | 2014-03-02 21:51:48 +0100 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2014-03-02 20:51:48 +0000 |
| commit | 993df21e9aacba1ff3236e0e0df0118573de8190 (patch) | |
| tree | cc1f8936fe37b264e2fc78795755ba145c4cdc16 /gcc/ipa-prop.c | |
| parent | 9b0af790b789de605f6f7d818b375e50cf0c2904 (diff) | |
| download | gcc-993df21e9aacba1ff3236e0e0df0118573de8190.tar.gz | |
re PR ipa/60306 (Incorrect devirtualization "pure virtual method called")
PR ipa/60306
Revert:
2013-12-14 Jan Hubicka <jh@suse.cz>
PR middle-end/58477
* ipa-prop.c (stmt_may_be_vtbl_ptr_store): Skip clobbers.
* testsuite/g++.dg/ipa/devirt-29.C: New testcase
From-SVN: r208261
Diffstat (limited to 'gcc/ipa-prop.c')
| -rw-r--r-- | gcc/ipa-prop.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/gcc/ipa-prop.c b/gcc/ipa-prop.c index 368b93b7d4a..4fb916aa01f 100644 --- a/gcc/ipa-prop.c +++ b/gcc/ipa-prop.c @@ -573,8 +573,7 @@ stmt_may_be_vtbl_ptr_store (gimple stmt) { if (is_gimple_call (stmt)) return false; - else if (gimple_clobber_p (stmt)) - return false; + /* TODO: Skip clobbers, doing so triggers problem in PR60306. */ else if (is_gimple_assign (stmt)) { tree lhs = gimple_assign_lhs (stmt); |