[Alignment] Introduce llvm::Align to MCSection

Summary:
This is patch is part of a series to introduce an Alignment type.
See this thread for context: http://lists.llvm.org/pipermail/llvm-dev/2019-July/133851.html
See this patch for the introduction of the type: https://reviews.llvm.org/D64790

Reviewers: courbet, JDevlieghere

Subscribers: arsenm, sdardis, jvesely, nhaehnle, sbc100, hiraditya, aheejin, jrtc27, atanasyan, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D67486

llvm-svn: 371831
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp b/llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp
index 1e3c7ed..4b1d9cb 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp
@@ -229,7 +229,7 @@
   // alignment.
   Streamer.EmitValueToAlignment(64, 0, 1, 0);
   if (ReadOnlySection.getAlignment() < 64)
-    ReadOnlySection.setAlignment(64);
+    ReadOnlySection.setAlignment(llvm::Align(64));
 
   const MCSubtargetInfo &STI = MF->getSubtarget();