diff options
| -rw-r--r-- | llvm/lib/Bitcode/Reader/BitcodeReader.cpp | 3 | ||||
| -rw-r--r-- | llvm/test/Bitcode/Inputs/invalid-gep-no-operands.bc | bin | 0 -> 452 bytes | |||
| -rw-r--r-- | llvm/test/Bitcode/invalid.test | 5 |
3 files changed, 8 insertions, 0 deletions
diff --git a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp index 91eb3f603f2..c66b60681e5 100644 --- a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp +++ b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp @@ -3090,6 +3090,9 @@ std::error_code BitcodeReader::parseConstants() { return error("Explicit gep operator type does not match pointee type " "of pointer operand"); + if (Elts.size() < 1) + return error("Invalid gep with no operands"); + ArrayRef<Constant *> Indices(Elts.begin() + 1, Elts.end()); V = ConstantExpr::getGetElementPtr(PointeeType, Elts[0], Indices, BitCode == diff --git a/llvm/test/Bitcode/Inputs/invalid-gep-no-operands.bc b/llvm/test/Bitcode/Inputs/invalid-gep-no-operands.bc Binary files differnew file mode 100644 index 00000000000..699c8b5c9a0 --- /dev/null +++ b/llvm/test/Bitcode/Inputs/invalid-gep-no-operands.bc diff --git a/llvm/test/Bitcode/invalid.test b/llvm/test/Bitcode/invalid.test index 43704639279..321c7a9fc77 100644 --- a/llvm/test/Bitcode/invalid.test +++ b/llvm/test/Bitcode/invalid.test @@ -217,3 +217,8 @@ RUN: not llvm-dis -disable-output %p/Inputs/invalid-void-constant.bc 2>&1 | \ RUN: FileCheck --check-prefix=VOID-CONSTANT-TYPE %s VOID-CONSTANT-TYPE: Invalid constant type + +RUN: not llvm-dis -disable-output %p/Inputs/invalid-gep-no-operands.bc 2>&1 | \ +RUN: FileCheck --check-prefix=GEP-NO-OPERANDS %s + +GEP-NO-OPERANDS: Invalid gep with no operands |
