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* CHECK-LABEL-ify some code gen tests to improve diagnostic experience when ↵Stephen Lin2013-08-151-2/+2
| | | | | | tests fail. llvm-svn: 188447
* When using a symbol with attribute weakref, search for it first andJoerg Sonnenberger2012-10-161-0/+6
| | | | | | | | don't try the normal GetOrCreateLLVM. The latter could drop the weak atrtibute on the second reference, if there is no explicit declaration of the aliasee. llvm-svn: 166032
* really fix 6473 by handling weakref in constant expressions.Rafael Espindola2010-03-041-0/+8
| | | | llvm-svn: 97750
* Fix PR6473.Rafael Espindola2010-03-041-0/+54
Clang's support for weakref is now better than llvm-gcc's :-) We don't introduce a new symbol and we correctly mark undefined references weak only if there is no definition or regular undefined references in the same file. llvm-svn: 97733
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