From d645da191c462994e1fbb0470ddadbad4367789b Mon Sep 17 00:00:00 2001 From: Zhigang Gong Date: Thu, 11 Sep 2014 13:44:16 +0800 Subject: GBE: Fix a potential segfault. And when we fail to compile a module, the fileName may be NULL, we can't access it unconditionally. Signed-off-by: Zhigang Gong Reviewed-by: "Yang, Rong R" --- backend/src/backend/program.cpp | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/backend/src/backend/program.cpp b/backend/src/backend/program.cpp index 22c6b0db..fc3425b8 100644 --- a/backend/src/backend/program.cpp +++ b/backend/src/backend/program.cpp @@ -113,7 +113,8 @@ namespace gbe { cloned_module = llvm::CloneModule((llvm::Module*)module); } if (llvmToGen(*unit, fileName, module, optLevel) == false) { - error = std::string(fileName) + " not found"; + if (fileName) + error = std::string(fileName) + " not found"; return false; } //If unit is not valid, maybe some thing don't support by backend, introduce by some passes -- cgit v1.2.1