Move WEAK marking to the declaration.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144603 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Support/Valgrind.cpp b/lib/Support/Valgrind.cpp
index 46d93a2..078d705 100644
--- a/lib/Support/Valgrind.cpp
+++ b/lib/Support/Valgrind.cpp
@@ -56,10 +56,10 @@
 // These functions require no implementation, tsan just looks at the arguments
 // they're called with.
 extern "C" {
-LLVM_ATTRIBUTE_WEAK void AnnotateHappensBefore(const char *file, int line,
-                                               const volatile void *cv) {}
-LLVM_ATTRIBUTE_WEAK void AnnotateHappensAfter(const char *file, int line,
-                                              const volatile void *cv) {}
-LLVM_ATTRIBUTE_WEAK void AnnotateIgnoreWritesBegin(const char *file, int line){}
-LLVM_ATTRIBUTE_WEAK void AnnotateIgnoreWritesEnd(const char *file, int line) {}
+void AnnotateHappensBefore(const char *file, int line,
+                           const volatile void *cv) {}
+void AnnotateHappensAfter(const char *file, int line,
+                          const volatile void *cv) {}
+void AnnotateIgnoreWritesBegin(const char *file, int line) {}
+void AnnotateIgnoreWritesEnd(const char *file, int line) {}
 }