From 84c0e17e928a3600c786c614861654fded08423e Mon Sep 17 00:00:00 2001
From: Andrew Lenharth <andrewl@lenharth.org>
Date: Fri, 26 Jan 2007 22:28:48 +0000
Subject: [PATCH] Linker should keep sections on globals. This should
propagate to mainline if it is correct
llvm-svn: 33554
---
llvm/lib/Linker/LinkModules.cpp | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/llvm/lib/Linker/LinkModules.cpp b/llvm/lib/Linker/LinkModules.cpp
index 90b45028bc11..0d2e5bb24830 100644
--- a/llvm/lib/Linker/LinkModules.cpp
+++ b/llvm/lib/Linker/LinkModules.cpp
@@ -456,6 +456,9 @@ static bool LinkGlobals(Module *Dest, Module *Src,
SGV->getName(), Dest);
// Propagate alignment info.
NewDGV->setAlignment(SGV->getAlignment());
+
+ // Propagate section info.
+ NewDGV->setSection(SGV->getSection());
// If the LLVM runtime renamed the global, but it is an externally visible
// symbol, DGV must be an existing global with internal linkage. Rename
@@ -481,6 +484,9 @@ static bool LinkGlobals(Module *Dest, Module *Src,
// Propagate alignment info.
NewDGV->setAlignment(std::max(DGV->getAlignment(), SGV->getAlignment()));
+ // Propagate section info.
+ NewDGV->setSection(SGV->getSection());
+
// Make sure to remember this mapping...
ValueMap.insert(std::make_pair(SGV, NewDGV));
@@ -490,6 +496,9 @@ static bool LinkGlobals(Module *Dest, Module *Src,
// Propagate alignment info.
DGV->setAlignment(std::max(DGV->getAlignment(), SGV->getAlignment()));
+ // Propagate section info.
+ DGV->setSection(SGV->getSection());
+
// Otherwise, perform the mapping as instructed by GetLinkageResult. If
// the types don't match, and if we are to link from the source, nuke DGV
// and create a new one of the appropriate type.
--
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