diff options
| author | Benjamin Kramer <benny.kra@googlemail.com> | 2012-09-28 10:01:27 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2012-09-28 10:01:27 +0000 |
| commit | ed84360a4507a33f2f79e36857f25aa5717076c1 (patch) | |
| tree | a7ce027b69aad3ad7ffcc24d5254c02f6eb0b8e5 /llvm/lib/Transforms/IPO/GlobalOpt.cpp | |
| parent | 156999f8b9cee34f2c0fd516f8d3050060ad2c14 (diff) | |
| download | bcm5719-llvm-ed84360a4507a33f2f79e36857f25aa5717076c1.tar.gz bcm5719-llvm-ed84360a4507a33f2f79e36857f25aa5717076c1.zip | |
GlobalOpt: non-constexpr bitcasts or GEPs can occur even if the global value is only stored once.
Fixes PR13968.
llvm-svn: 164815
Diffstat (limited to 'llvm/lib/Transforms/IPO/GlobalOpt.cpp')
| -rw-r--r-- | llvm/lib/Transforms/IPO/GlobalOpt.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/IPO/GlobalOpt.cpp b/llvm/lib/Transforms/IPO/GlobalOpt.cpp index b888e959820..b1ba6be5ff6 100644 --- a/llvm/lib/Transforms/IPO/GlobalOpt.cpp +++ b/llvm/lib/Transforms/IPO/GlobalOpt.cpp @@ -962,7 +962,9 @@ static bool OptimizeAwayTrappingUsesOfLoads(GlobalVariable *GV, Constant *LV, // If we get here we could have other crazy uses that are transitively // loaded. assert((isa<PHINode>(GlobalUser) || isa<SelectInst>(GlobalUser) || - isa<ConstantExpr>(GlobalUser) || isa<CmpInst>(GlobalUser)) && + isa<ConstantExpr>(GlobalUser) || isa<CmpInst>(GlobalUser) || + isa<BitCastInst>(GlobalUser) || + isa<GetElementPtrInst>(GlobalUser)) && "Only expect load and stores!"); } } |
