[Documentation] Fix markup problem in AMDGPUUsage.rst.

llvm-svn: 328116

diff --git a/llvm/docs/AMDGPUUsage.rst b/llvm/docs/AMDGPUUsage.rst
index 6d70cfa9c45d50da14594c1f03812bd998ba07ec..d0671b0a74e0c0998dcaea2eb0e4855fe7ee7180 100644 (file)
--- a/llvm/docs/AMDGPUUsage.rst
+++ b/llvm/docs/AMDGPUUsage.rst
@@ -1,4 +1,4 @@
-============================
+=============================
 User Guide for AMDGPU Backend
 =============================