From 9163e8bce6f75ec3fdf7ed15cc590d6ff255ca8c Mon Sep 17 00:00:00 2001 From: Yunzhong Gao Date: Tue, 3 Dec 2013 18:05:14 +0000 Subject: Teach the internalize pass to skip dllexported symbols because they could be referenced in a way that even the linker does not see. Differential Revision: http://llvm-reviews.chandlerc.com/D2280 llvm-svn: 196300 --- llvm/lib/Transforms/IPO/Internalize.cpp | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'llvm/lib/Transforms/IPO/Internalize.cpp') diff --git a/llvm/lib/Transforms/IPO/Internalize.cpp b/llvm/lib/Transforms/IPO/Internalize.cpp index 962d3de3156..dae69ce0915 100644 --- a/llvm/lib/Transforms/IPO/Internalize.cpp +++ b/llvm/lib/Transforms/IPO/Internalize.cpp @@ -115,6 +115,10 @@ static bool shouldInternalize(const GlobalValue &GV, if (GV.hasAvailableExternallyLinkage()) return false; + // Assume that dllexported symbols are referenced elsewhere + if (GV.hasDLLExportLinkage()) + return false; + // Already has internal linkage if (GV.hasLocalLinkage()) return false; -- cgit v1.2.3