From 9de5d17b852056cf9acb34a2747f8d86dabceb89 Mon Sep 17 00:00:00 2001 From: Zhigang Gong Date: Thu, 11 Sep 2014 13:44:16 +0800 Subject: [PATCH] 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 cc76493..bd194a7 100644 --- a/backend/src/backend/program.cpp +++ b/backend/src/backend/program.cpp @@ -114,7 +114,8 @@ namespace gbe { cloned_module = llvm::CloneModule((llvm::Module*)module); } if (llvmToGen(*unit, fileName, module, optLevel, OCL_STRICT_CONFORMANCE) == 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 -- 2.7.4