diff options
Diffstat (limited to 'lib/Transforms/IPO')
-rw-r--r-- | lib/Transforms/IPO/StructRetPromotion.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Transforms/IPO/StructRetPromotion.cpp b/lib/Transforms/IPO/StructRetPromotion.cpp index 97a532b8b1..94bf4c6d5f 100644 --- a/lib/Transforms/IPO/StructRetPromotion.cpp +++ b/lib/Transforms/IPO/StructRetPromotion.cpp @@ -165,6 +165,10 @@ bool SRETPromotion::isSafeToUpdateAllCallers(Function *F) { CallSite CS = CallSite::get(*FnUseI); Instruction *Call = CS.getInstruction(); + // The function is used by something else than a call or invoke instruction, + // we can't change it! + if (!Call) + return false; CallSite::arg_iterator AI = CS.arg_begin(); Value *FirstArg = *AI; |