JVM_IR: Prevent writing output after an error is reported

#KT-53825 Fixed

compiler/testData/cli/jvm/conflictingJvmDeclarations.args

@@ -1,4 +1,3 @@
 $TESTDATA_DIR$/conflictingJvmDeclarations.kt
--Xuse-k2
 -d
 $TEMP_DIR$

compiler/testData/cli/jvm/conflictingJvmDeclarations.out

@@ -1,12 +1,9 @@
-warning: ATTENTION!
- This build uses experimental K2 compiler:
-  -Xuse-k2
-compiler/testData/cli/jvm/conflictingJvmDeclarations.kt:2:5: error: platform declaration clash: The following declarations have the same JVM signature (getX()I):
+compiler/testData/cli/jvm/conflictingJvmDeclarations.kt:3:9: error: platform declaration clash: The following declarations have the same JVM signature (getX()I):
     fun `<get-x>`(): Int defined in Foo
     fun getX(): Int defined in Foo
     fun getY(): Int defined in Foo
-    val x: Int
-    ^
+        get() = 42
+        ^
 compiler/testData/cli/jvm/conflictingJvmDeclarations.kt:8:5: error: platform declaration clash: The following declarations have the same JVM signature (getX()I):
     fun `<get-x>`(): Int defined in Foo
     fun getX(): Int defined in Foo

compiler/testData/cli/jvm/conflictingJvmDeclarations.test

@@ -0,0 +1,2 @@
+// ABSENT: Foo.class
+// ABSENT: META-INF/main.kotlin_module

compiler/testData/cli/jvm/conflictingJvmDeclarationsK2.args

@@ -0,0 +1,4 @@
+$TESTDATA_DIR$/conflictingJvmDeclarations.kt
+-Xuse-k2
+-d
+$TEMP_DIR$

compiler/testData/cli/jvm/conflictingJvmDeclarationsK2.out

@@ -0,0 +1,16 @@
+warning: ATTENTION!
+ This build uses experimental K2 compiler:
+  -Xuse-k2
+compiler/testData/cli/jvm/conflictingJvmDeclarations.kt:2:5: error: platform declaration clash: The following declarations have the same JVM signature (getX()I):
+    fun `<get-x>`(): Int defined in Foo
+    fun getX(): Int defined in Foo
+    fun getY(): Int defined in Foo
+    val x: Int
+    ^
+compiler/testData/cli/jvm/conflictingJvmDeclarations.kt:8:5: error: platform declaration clash: The following declarations have the same JVM signature (getX()I):
+    fun `<get-x>`(): Int defined in Foo
+    fun getX(): Int defined in Foo
+    fun getY(): Int defined in Foo
+    @JvmName("getX")
+    ^
+COMPILATION_ERROR

compiler/testData/cli/jvm/conflictingJvmDeclarationsK2.test

@@ -0,0 +1,2 @@
+// ABSENT: Foo.class
+// ABSENT: META-INF/main.kotlin_module