summaryrefslogtreecommitdiff
path: root/lib/Transforms/TransformInternals.cpp
diff options
context:
space:
mode:
authorChris Lattner <sabre@nondot.org>2003-10-17 18:03:54 +0000
committerChris Lattner <sabre@nondot.org>2003-10-17 18:03:54 +0000
commit949310140982438bd01ff8f40b499e88914ce01d (patch)
treeb9dd6a35062ee9c322c38114b659209162086ec2 /lib/Transforms/TransformInternals.cpp
parent8a7ae306b2ea020089f7d4e739590be63e6d9c8b (diff)
downloadllvm-949310140982438bd01ff8f40b499e88914ce01d.tar.gz
llvm-949310140982438bd01ff8f40b499e88914ce01d.tar.bz2
llvm-949310140982438bd01ff8f40b499e88914ce01d.tar.xz
Do not crash on empty structures
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9195 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/TransformInternals.cpp')
-rw-r--r--lib/Transforms/TransformInternals.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Transforms/TransformInternals.cpp b/lib/Transforms/TransformInternals.cpp
index f726e829aa..820dd3878e 100644
--- a/lib/Transforms/TransformInternals.cpp
+++ b/lib/Transforms/TransformInternals.cpp
@@ -53,6 +53,11 @@ const Type *getStructOffsetType(const Type *Ty, unsigned &Offset,
uint64_t ThisOffset;
const Type *NextType;
if (const StructType *STy = dyn_cast<StructType>(Ty)) {
+ if (STy->getElementTypes().empty()) {
+ Offset = 0;
+ return STy;
+ }
+
ThisOffset = Offset;
NextType = getStructOffsetStep(STy, ThisOffset, Indices, TD);
} else if (const ArrayType *ATy = dyn_cast<ArrayType>(Ty)) {