--- org/eclipse/jdt/internal/compiler/batch/Main.java	2011-04-21 15:16:52.000000000 +0200
+++ org/eclipse/jdt/internal/compiler/batch/Main.java-gil	2011-08-29 11:30:23.135845936 +0200
@@ -2729,6 +2729,29 @@
 		this.options.put(CompilerOptions.OPTION_Process_Annotations, CompilerOptions.ENABLED);
 	}
 
+	{
+		// If we're building an RPM, force full debugging info to
+		// be generated, no matter what options have been passed
+		// by Ant.  This is something of a kludge, but it is far
+		// better than the alternative, which is having class
+		// files with debug info mysteriously missing.
+
+		String RpmPackageName = System.getenv("RPM_PACKAGE_NAME");
+		String RpmArch = System.getenv("RPM_ARCH");
+		String RpmBuildRoot = System.getenv("RPM_BUILD_ROOT");
+		if (RpmPackageName != null && RpmArch != null && RpmBuildRoot != null) {
+			this.options.put(
+					CompilerOptions.OPTION_LocalVariableAttribute,
+					CompilerOptions.GENERATE);
+			this.options.put(
+					CompilerOptions.OPTION_LineNumberAttribute,
+					CompilerOptions.GENERATE);
+			this.options.put(
+					CompilerOptions.OPTION_SourceFileAttribute,
+					CompilerOptions.GENERATE);
+		}
+	}
+
 	this.logger.logCommandLineArguments(newCommandLineArgs);
 	this.logger.logOptions(this.options);