diff options
| -rw-r--r-- | llvm/lib/AsmParser/LLParser.cpp | 3 | ||||
| -rw-r--r-- | llvm/test/Assembler/invalid-fwdref1.ll | 4 |
2 files changed, 7 insertions, 0 deletions
diff --git a/llvm/lib/AsmParser/LLParser.cpp b/llvm/lib/AsmParser/LLParser.cpp index 86bc7aced1e..349dd0dad73 100644 --- a/llvm/lib/AsmParser/LLParser.cpp +++ b/llvm/lib/AsmParser/LLParser.cpp @@ -2795,6 +2795,9 @@ bool LLParser::ParseFunctionHeader(Function *&Fn, bool isDefine) { ForwardRefVals.find(FunctionName); if (FRVI != ForwardRefVals.end()) { Fn = M->getFunction(FunctionName); + if (!Fn) + return Error(FRVI->second.second, "invalid forward reference to " + "function as global value!"); if (Fn->getType() != PFT) return Error(FRVI->second.second, "invalid forward reference to " "function '" + FunctionName + "' with wrong type!"); diff --git a/llvm/test/Assembler/invalid-fwdref1.ll b/llvm/test/Assembler/invalid-fwdref1.ll new file mode 100644 index 00000000000..ef8b16cadce --- /dev/null +++ b/llvm/test/Assembler/invalid-fwdref1.ll @@ -0,0 +1,4 @@ +; RUN: not llvm-as %s -disable-output 2>&1 | grep "invalid forward reference to function as global value!" + +define i8* @test1() { ret i8* @test1a } +define void @test1a() { } |
