[cfe-commits] r159191 - in /cfe/trunk: lib/CodeGen/CGDeclCXX.cpp test/CodeGen/address-safety-attr.cpp

[Kostya Serebryany]

Author: kcc
Date: Tue Jun 26 03:56:33 2012
New Revision: 159191

URL: http://llvm.org/viewvc/llvm-project?rev=159191&view=rev
Log:
[asan] add missing asan instrumentation in generated global init functions

Modified:
    cfe/trunk/lib/CodeGen/CGDeclCXX.cpp
    cfe/trunk/test/CodeGen/address-safety-attr.cpp

Modified: cfe/trunk/lib/CodeGen/CGDeclCXX.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGDeclCXX.cpp?rev=159191&r1=159190&r2=159191&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGDeclCXX.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGDeclCXX.cpp Tue Jun 26 03:56:33 2012
@@ -228,6 +228,9 @@
   if (!CGM.getLangOpts().Exceptions)
     Fn->setDoesNotThrow();
 
+  if (CGM.getLangOpts().AddressSanitizer)
+    Fn->addFnAttr(llvm::Attribute::AddressSafety);
+
   return Fn;
 }
 

Modified: cfe/trunk/test/CodeGen/address-safety-attr.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/address-safety-attr.cpp?rev=159191&r1=159190&r2=159191&view=diff
==============================================================================
--- cfe/trunk/test/CodeGen/address-safety-attr.cpp (original)
+++ cfe/trunk/test/CodeGen/address-safety-attr.cpp Tue Jun 26 03:56:33 2012
@@ -33,3 +33,9 @@
 
 int force_instance = TemplateAddressSafetyOk<42>()
                    + TemplateNoAddressSafety<42>();
+
+// Check that __cxx_global_var_init* get the address_safety attribute.
+int global1 = 0;
+int global2 = *(int*)((char*)&global1+1);
+// CHECK-NOT: @__cxx_global_var_init{{.*}}address_safety
+// ASAN: @__cxx_global_var_init{{.*}}address_safety