[WebAssembly] Switch WebAssemblyMCAsmInfo.h from MCAsmInfo to MCAsmInfoELF.

llvm-svn: 255925
diff --git a/llvm/test/CodeGen/WebAssembly/global.ll b/llvm/test/CodeGen/WebAssembly/global.ll
index 32a5e5c..5f149ed 100644
--- a/llvm/test/CodeGen/WebAssembly/global.ll
+++ b/llvm/test/CodeGen/WebAssembly/global.ll
@@ -165,3 +165,13 @@
 ; CHECK-NEXT: .size ptr, 4
 @arr = global [128 x i32] zeroinitializer, align 16
 @ptr = global i32* getelementptr inbounds ([128 x i32], [128 x i32]* @arr, i32 0, i32 20), align 4
+
+; Constant global.
+; CHECK: .type    rom,@object{{$}}
+; CHECK: .section .rodata,"a",@progbits{{$}}
+; CHECK: .globl   rom{{$}}
+; CHECK: .align   4{{$}}
+; CHECK: rom:
+; CHECK: .zero    512{{$}}
+; CHECK: .size    rom, 512{{$}}
+@rom = constant [128 x i32] zeroinitializer, align 16