1 files changed, 19 insertions, 0 deletions
diff --git a/test/CodeGen/X86/pr22103.ll b/test/CodeGen/X86/pr22103.ll
new file mode 100644
index 0000000..77c0751
--- /dev/null
+++ b/test/CodeGen/X86/pr22103.ll
@@ -0,0 +1,19 @@
+; RUN: llc < %s | FileCheck %s
+; Don't try to emit a direct call through a TLS global.
+; This fixes PR22103
+
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+@a = external thread_local global i64
+
+; Function Attrs: nounwind
+define void @_Z1fv() {
+; CHECK-NOT: callq *$a
+; CHECK: movq %fs:0, [[RAX:%r..]]
+; CHECK-NEXT: addq    a@GOTTPOFF(%rip), [[RAX]]
+; CHECK-NEXT: callq *[[RAX]]
+entry:
+  call void bitcast (i64* @a to void ()*)()
+  ret void
+}