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from a196522 [PATCH] Remove more backedge threading support new aee1460 Try to update dominance info in tree-call-cdce.c new 3263b6b Add -fno-math-errno to gcc.dg/lto/20110201-1_0.c new 84efae2 Don't treat rint as setting errno new f04956e Move c_getstr to fold-const.c

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Summary of changes: gcc/ChangeLog | 18 ++++++++++++++++ gcc/builtins.c | 21 ------------------- gcc/builtins.def | 6 +++--- gcc/builtins.h | 1 - gcc/fold-const.c | 21 +++++++++++++++++++ gcc/fold-const.h | 1 + gcc/testsuite/ChangeLog | 5 +++++ gcc/testsuite/gcc.dg/lto/20110201-1_0.c | 4 ++-- gcc/tree-call-cdce.c | 37 ++++++++++++++++++++++++++++++++- 9 files changed, 86 insertions(+), 28 deletions(-)