#1047: Update test case provided by @tamlin-mike

ICSharpCode.Decompiler.Tests/TestCases/ILPretty/Issue1047.cs

@@ -2,23 +2,16 @@
 {
 	public class Issue1047
 	{
+		private static bool dummy;
+
 		private void ProblemMethod()
 		{
 			IL_0000:
-			do {
-				if (/*Error near IL_0001: Stack underflow*/ >= /*Error near IL_0001: Stack underflow*/) {
-					if ((int)/*Error near IL_0007: Stack underflow*/ == 0) {
-						return;
-					}
-					return;
-				}
-			} while ((int)/*Error near IL_0014: Stack underflow*/ == 0);
-			if (/*Error near IL_0020: Stack underflow*/ > /*Error near IL_0020: Stack underflow*/&& (int)/*Error near IL_0026: Stack underflow*/ != 0 && (int)/*Error near IL_002c: Stack underflow*/ == 0) {
-				return;
+			while (!Issue1047.dummy) {
 			}
 			return;
-			IL_0037:
+			IL_0014:
 			goto IL_0000;
 		}
 	}
-}
+}

ICSharpCode.Decompiler.Tests/TestCases/ILPretty/Issue1047.il

@@ -29,44 +29,14 @@
 
 .class public auto ansi beforefieldinit ICSharpCode.Decompiler.Tests.TestCases.ILPretty.Issue1047
 {
+	.field private static bool dummy;
 	.method private hidebysig instance void ProblemMethod() cil managed 
 	{
-		.maxstack 4
-
-		// loop start
-		IL_0000: nop
-		blt IL_0047
-
-		nop
-		brfalse IL_0037
-
-		nop
-
-		IL_0037: nop
+		IL_0000: ldfld bool ICSharpCode.Decompiler.Tests.TestCases.ILPretty.Issue1047::dummy;
+		brfalse L_tgt1
 		br L_exit
-
-		IL_0047: nop
-		brtrue IL_0083
-
-		nop
-		br IL_0000
-
-		IL_0083: nop
-		ble.un IL_00fa
-
-		nop
-		brfalse IL_00db
-
-		nop
-		brfalse IL_00fa
-
-		IL_00db: nop
-
-		IL_00fa: br L_exit
-
+		L_tgt1: br IL_0000
 		br IL_0000
-		// end loop
-
 		L_exit: ret
 	}
 }