mingw/mingw-packages/mingw-w64-clang/0311-backport-82de4e0.patch

diff --git a/COFF/Driver.cpp b/COFF/Driver.cpp
--- a/COFF/Driver.cpp
+++ b/COFF/Driver.cpp
@@ -1205,6 +1205,11 @@
     if (!exporter.shouldExport(def))
       return;
 
+    if (!def->isGCRoot) {
+      def->isGCRoot = true;
+      config->gcroot.push_back(def);
+    }
+
     Export e;
     e.name = def->getName();
     e.sym = def;
diff --git a/test/COFF/export-all.s b/test/COFF/export-all.s
--- a/test/COFF/export-all.s
+++ b/test/COFF/export-all.s
@@ -4,6 +4,7 @@
 
 # RUN: lld-link -lldmingw -dll -out:%t.dll -entry:DllMainCRTStartup@12 %t.obj -implib:%t.lib
 # RUN: llvm-readobj --coff-exports %t.dll | grep Name: | FileCheck %s
+# RUN: llvm-readobj --coff-exports %t.dll | FileCheck %s --check-prefix=CHECK-RVA
 # RUN: llvm-readobj %t.lib | FileCheck -check-prefix=IMPLIB %s
 
 # CHECK: Name:
@@ -12,6 +13,13 @@
 # CHECK-NEXT: Name: foobar
 # CHECK-EMPTY:
 
+# CHECK-RVA: Name: comdatFunc
+# CHECK-RVA-NEXT: RVA: 0x1003
+# CHECK-RVA: Name: dataSym
+# CHECK-RVA-NEXT: RVA: 0x3000
+# CHECK-RVA: Name: foobar
+# CHECK-RVA-NEXT: RVA: 0x1001
+
 # IMPLIB: Symbol: __imp__comdatFunc
 # IMPLIB: Symbol: _comdatFunc
 # IMPLIB: Symbol: __imp__dataSym
@@ -33,7 +41,7 @@
   ret
 _unexported:
   ret
-.section .text@_comdatFunc,"xr",one_only,_comdatFunc
+.section .text$_comdatFunc,"xr",one_only,_comdatFunc
 _comdatFunc:
   ret
 .data