if (!Ty->isSized()) continue;
if (!G->hasInitializer()) continue;
- if (GlobalVariable::mayBeOverridden(G->getLinkage()) ||
- G->getLinkage() == GlobalVariable::AppendingLinkage)
+ // Touch only those globals that will not be defined in other modules.
+ // Don't handle ODR type linkages since other modules may be built w/o asan.
+ if (G->getLinkage() != GlobalVariable::GlobalVariable::ExternalLinkage &&
+ G->getLinkage() != GlobalVariable::GlobalVariable::PrivateLinkage &&
+ G->getLinkage() != GlobalVariable::GlobalVariable::InternalLinkage)
continue;
// For now, just ignore this Alloca if the alignment is large.
if (G->getAlignment() > RedzoneSize) continue;
--- /dev/null
+; RUN: opt < %s -asan -S | FileCheck %s
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
+target triple = "x86_64-unknown-linux-gnu"
+; no action should be taken for these globals
+@v1 = linkonce_odr constant i8 1
+; CHECK-NOT: __asan_register_globals