diff --git a/clang/lib/Sema/SemaAttr.cpp b/clang/lib/Sema/SemaAttr.cpp
--- a/clang/lib/Sema/SemaAttr.cpp
+++ b/clang/lib/Sema/SemaAttr.cpp
@@ -762,8 +762,8 @@
       return;
     }
 
-    DeclContext *DC = ND->getDeclContext();
-    if (!DC->isExternCContext()) {
+    FunctionDecl *FD = ND->getAsFunction();
+    if (!FD->isExternC()) {
       Diag(Loc, diag::err_pragma_alloc_text_c_linkage);
       return;
     }
diff --git a/clang/test/Sema/pragma-ms-alloc-text.c b/clang/test/Sema/pragma-ms-alloc-text.c
new file mode 100644
--- /dev/null
+++ b/clang/test/Sema/pragma-ms-alloc-text.c
@@ -0,0 +1,5 @@
+// RUN: %clang_cc1 -fms-extensions -fsyntax-only -verify %s
+
+void foo();
+#pragma alloc_text("hello", foo) // expected-no-diagnostics
+void foo() {}