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If string field is empty then return NULL.
author
Devang Patel
<dpatel@apple.com>
Fri, 30 Oct 2009 22:52:47 +0000
(22:52 +0000)
committer
Devang Patel
<dpatel@apple.com>
Fri, 30 Oct 2009 22:52:47 +0000
(22:52 +0000)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85630
91177308
-0d34-0410-b5e6-
96231b3b80d8
lib/Analysis/DebugInfo.cpp
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diff --git
a/lib/Analysis/DebugInfo.cpp
b/lib/Analysis/DebugInfo.cpp
index
1d340b9
..
7bff11e
100644
(file)
--- a/
lib/Analysis/DebugInfo.cpp
+++ b/
lib/Analysis/DebugInfo.cpp
@@
-84,8
+84,11
@@
DIDescriptor::getStringField(unsigned Elt) const {
return NULL;
if (Elt < DbgNode->getNumElements())
- if (MDString *MDS = dyn_cast_or_null<MDString>(DbgNode->getElement(Elt)))
+ if (MDString *MDS = dyn_cast_or_null<MDString>(DbgNode->getElement(Elt))) {
+ if (MDS->getLength() == 0)
+ return NULL;
return MDS->getString().data();
+ }
return NULL;
}