fix: use debug line numbers only at fixed offsets (#1315)

jadx-core/src/test/java/jadx/tests/integration/debuginfo/TestLineNumbers3.java

+package jadx.tests.integration.debuginfo;
+
+import jadx.core.dex.nodes.ClassNode;
+import jadx.tests.api.IntegrationTest;
+import jadx.tests.api.extensions.inputs.InputPlugin;
+import jadx.tests.api.extensions.inputs.TestWithInputPlugins;
+
+import static jadx.tests.api.utils.assertj.JadxAssertions.assertThat;
+
+public class TestLineNumbers3 extends IntegrationTest {
+
+	public static class TestCls extends Exception {
+
+		public TestCls(final Object message) {
+			super((message == null) ? "" : message.toString());
+			/*
+			 * comment to increase line number in return instruction
+			 * -
+			 * -
+			 * -
+			 * -
+			 * -
+			 * -
+			 * -
+			 * -
+			 * -
+			 * -
+			 */
+		}
+	}
+
+	@TestWithInputPlugins({ InputPlugin.DEX, InputPlugin.JAVA })
+	public void test() {
+		ClassNode cls = getClassNode(TestCls.class);
+		assertThat(cls).code().containsOne("super(message == null ? \"\" : message.toString());");
+		String linesMapStr = cls.getCode().getLineMapping().toString();
+		assertThat(linesMapStr).isEqualTo("{4=13, 5=14, 6=15}");
+	}
+}

jadx-plugins/jadx-dex-input/src/main/java/jadx/plugins/input/dex/sections/debuginfo/DebugInfoParser.java

@@ -185,25 +185,16 @@ public class DebugInfoParser {
 				}
 			}
 		}
-		setSourceLines(addr, codeSize, line);
 
 		return new DebugInfo(linesMap, resultList);
 	}
 
 	private int addrChange(int addr, int addrInc, int line) {
-		int newAddr = addr + addrInc;
-		int maxAddr = codeSize - 1;
-		newAddr = Math.min(newAddr, maxAddr);
-		setSourceLines(addr, newAddr, line);
+		int newAddr = Math.min(addr + addrInc, codeSize - 1);
+		setLine(newAddr, line);
 		return newAddr;
 	}
 
-	private void setSourceLines(int start, int end, int line) {
-		for (int offset = start + 1; offset < end; offset++) {
-			setLine(offset, line);
-		}
-	}
-
 	private void setLine(int offset, int line) {
 		linesMap.put(offset, line);
 	}