(groovy) branch GROOVY_5_0_X updated: GROOVY-11747: put back left type to choose from `POP`/`POP2` properly

[emilles]

This is an automated email from the ASF dual-hosted git repository.

emilles pushed a commit to branch GROOVY_5_0_X
in repository https://gitbox.apache.org/repos/asf/groovy.git


The following commit(s) were added to refs/heads/GROOVY_5_0_X by this push:
     new 76d306c74e GROOVY-11747: put back left type to choose from 
`POP`/`POP2` properly
76d306c74e is described below

commit 76d306c74e04a70ddc941c449e968a3360b8d89c
Author: Eric Milles <eric.mil...@thomsonreuters.com>
AuthorDate: Tue Sep 2 08:34:05 2025 -0500

    GROOVY-11747: put back left type to choose from `POP`/`POP2` properly
---
 .../groovy/classgen/asm/BinaryExpressionHelper.java |  2 ++
 .../groovy/operator/TernaryOperatorsTest.groovy     | 21 ++++++++++++++++-----
 2 files changed, 18 insertions(+), 5 deletions(-)

diff --git 
a/src/main/java/org/codehaus/groovy/classgen/asm/BinaryExpressionHelper.java 
b/src/main/java/org/codehaus/groovy/classgen/asm/BinaryExpressionHelper.java
index 274a6a9bcd..dfca7097a4 100644
--- a/src/main/java/org/codehaus/groovy/classgen/asm/BinaryExpressionHelper.java
+++ b/src/main/java/org/codehaus/groovy/classgen/asm/BinaryExpressionHelper.java
@@ -984,6 +984,7 @@ public class BinaryExpressionHelper {
         // load x, dup it and cast to boolean
         truePart.visit(controller.getAcg());
         int top = operandStack.getStackLength();
+        var type = operandStack.getTopOperand();
         operandStack.dup();
         operandStack.castToBool(top, true);
         Label l0 = operandStack.jump(IFEQ);
@@ -995,6 +996,7 @@ public class BinaryExpressionHelper {
 
         // false path: drop x, load y and cast to T
         mv.visitLabel(l0);
+        operandStack.replace(type); // GROOVY-11747
         operandStack.pop();
         falsePart.visit(controller.getAcg());
         operandStack.doGroovyCast(commonType);
diff --git a/src/test/groovy/groovy/operator/TernaryOperatorsTest.groovy 
b/src/test/groovy/groovy/operator/TernaryOperatorsTest.groovy
index edb90b580b..950f0727c2 100644
--- a/src/test/groovy/groovy/operator/TernaryOperatorsTest.groovy
+++ b/src/test/groovy/groovy/operator/TernaryOperatorsTest.groovy
@@ -18,7 +18,7 @@
  */
 package groovy.operator
 
-import org.junit.Test
+import org.junit.jupiter.api.Test
 
 import java.util.regex.Pattern
 
@@ -42,9 +42,8 @@ final class TernaryOperatorsTest {
         assertCalledWithFoo(z < 100 ? "bar" : "foo")
     }
 
-    void assertCalledWithFoo(param) {
-        println "called with param ${param}"
-        assert param == "foo"
+    void assertCalledWithFoo(object) {
+        assert object == "foo" : "called with: ${object}"
     }
 
     @Test
@@ -57,7 +56,7 @@ final class TernaryOperatorsTest {
     }
 
     @Test
-    void testElvisOperator() {
+    void testElvisOperator1() {
         def a = 1
         def x = a?:2
         assert x==a
@@ -68,7 +67,10 @@ final class TernaryOperatorsTest {
         a = null
         x = a?:2
         assert x==2
+    }
 
+    @Test
+    void testElvisOperator2() {
         def list = ['a','b','c']
         def index = 0
         def ret = list[index++]?:"something else"
@@ -79,6 +81,15 @@ final class TernaryOperatorsTest {
         assert ret2 == 'b'
     }
 
+    // GROOVY-11747
+    @Test
+    void testElvisOperator3() {
+        long one = 1
+        Long two = 2
+        def wrap = one ?: two
+        assert wrap == 1L
+    }
+
     @Test
     void testForType() {
         boolean b = false