Replace the "NoFramePointerElimNonLeaf" target option with a function attribute.

There's no need to specify a flag to omit frame pointer elimination on non-leaf
nodes...(Honestly, I can't parse that option out.) Use the function attribute
stuff instead.

llvm-svn: 187093

1 files changed, 4 insertions, 0 deletions

diff --git a/llvm/lib/IR/Attributes.cpp b/llvm/lib/IR/Attributes.cpp
index c8e2f6b..48743fa 100644
--- a/llvm/lib/IR/Attributes.cpp
+++ b/llvm/lib/IR/Attributes.cpp
@@ -104,24 +104,28 @@ bool Attribute::isStringAttribute() const {
 }
 
 Attribute::AttrKind Attribute::getKindAsEnum() const {
+  if (!pImpl) return None;
   assert((isEnumAttribute() || isAlignAttribute()) &&
          "Invalid attribute type to get the kind as an enum!");
   return pImpl ? pImpl->getKindAsEnum() : None;
 }
 
 uint64_t Attribute::getValueAsInt() const {
+  if (!pImpl) return 0;
   assert(isAlignAttribute() &&
          "Expected the attribute to be an alignment attribute!");
   return pImpl ? pImpl->getValueAsInt() : 0;
 }
 
 StringRef Attribute::getKindAsString() const {
+  if (!pImpl) return StringRef();
   assert(isStringAttribute() &&
          "Invalid attribute type to get the kind as a string!");
   return pImpl ? pImpl->getKindAsString() : StringRef();
 }
 
 StringRef Attribute::getValueAsString() const {
+  if (!pImpl) return StringRef();
   assert(isStringAttribute() &&
          "Invalid attribute type to get the value as a string!");
   return pImpl ? pImpl->getValueAsString() : StringRef();