Fix bug in lIs248Splat() in opt.cpp

2012-01-04 11:55:02 -08:00
parent 052d34bf5b
commit dea13979e0
1 changed files with 5 additions and 1 deletions
--- a/opt.cpp
+++ b/opt.cpp
@@ -1156,8 +1156,12 @@ lIs248Splat(llvm::Value *v, int *splat) {
    if (cvec == NULL)
        return false;

+    llvm::Constant *splatConst = cvec->getSplatValue();
+    if (splatConst == NULL)
+        return false;
+
    llvm::ConstantInt *ci = 
-        llvm::dyn_cast<llvm::ConstantInt>(cvec->getSplatValue());
+        llvm::dyn_cast<llvm::ConstantInt>(splatConst);
    if (ci == NULL)
        return false;