add the most expedient hack to fix PR4619, along with a testcase.
Thanks to Rafael for the great example.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77083 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/X86/global-sections.ll b/test/CodeGen/X86/global-sections.ll
new file mode 100644
index 0000000..0b4ed3b
--- /dev/null
+++ b/test/CodeGen/X86/global-sections.ll
@@ -0,0 +1,8 @@
+; RUN: llvm-as < %s | llc -mtriple=i386-unknown-linux-gnu | FileCheck %s -check-prefix=LINUX
+
+@G1 = common global i32 0
+
+; LINUX: .type G1,@object
+; LINUX: .section .gnu.linkonce.b.G1,"aw",@nobits
+; LINUX: .comm G1,4,4
+