[llvm-commits] [llvm] r146379 - /llvm/trunk/lib/Transforms/Instrumentation/AddressSanitizer.cpp

[Kostya Serebryany]

Author: kcc
Date: Mon Dec 12 12:01:46 2011
New Revision: 146379

URL: http://llvm.org/viewvc/llvm-project?rev=146379&view=rev
Log:
[asan] use .preinit_array only on linux

Modified:
    llvm/trunk/lib/Transforms/Instrumentation/AddressSanitizer.cpp

Modified: llvm/trunk/lib/Transforms/Instrumentation/AddressSanitizer.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Instrumentation/AddressSanitizer.cpp?rev=146379&r1=146378&r2=146379&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Instrumentation/AddressSanitizer.cpp (original)
+++ llvm/trunk/lib/Transforms/Instrumentation/AddressSanitizer.cpp Mon Dec 12 12:01:46 2011
@@ -567,7 +567,6 @@
 
 // .preinit_array is something that hapens before all other inits.
 // On systems where .preinit_array is honored, we will call __asan_init early.
-// On other systems this will make no effect.
 void AddressSanitizer::appendToPreinitArray(Module &M, Function *F) {
   IRBuilder<> IRB(M.getContext());
   GlobalVariable *Var =
@@ -647,7 +646,9 @@
   }
 
   appendToGlobalCtors(M, AsanCtorFunction, 1 /*high priority*/);
-  appendToPreinitArray(M, AsanInitFunction);
+
+  if (M.getTargetTriple().find("linux") != std::string::npos)
+    appendToPreinitArray(M, AsanInitFunction);
 
   return Res;
 }