diff --git a/compiler/backend/src/org/jetbrains/kotlin/codegen/inline/SMAP.kt b/compiler/backend/src/org/jetbrains/kotlin/codegen/inline/SMAP.kt
index adefc5de2dd..df4a933991d 100644
--- a/compiler/backend/src/org/jetbrains/kotlin/codegen/inline/SMAP.kt
+++ b/compiler/backend/src/org/jetbrains/kotlin/codegen/inline/SMAP.kt
@@ -239,7 +239,9 @@ class SMAP(val fileMappings: List<FileMapping>) {
 
     val sourceInfo: SourceInfo
     init {
-        val defaultMapping = default.lineMappings.single()
+        //val defaultMapping = default.lineMappings.single()
+        //temporary workaround for KT-11478 ("Couldn't inline method call" error)
+        val defaultMapping = default.lineMappings.first()
         sourceInfo = SourceInfo(default.name, default.path, defaultMapping.source + defaultMapping.range - 1)
     }
 
diff --git a/compiler/testData/codegen/boxInline/smap/anonymous/severalMappingsForDefaultFile.kt b/compiler/testData/codegen/boxInline/smap/anonymous/severalMappingsForDefaultFile.kt
new file mode 100644
index 00000000000..d182db0b47b
--- /dev/null
+++ b/compiler/testData/codegen/boxInline/smap/anonymous/severalMappingsForDefaultFile.kt
@@ -0,0 +1,76 @@
+//FILE: 1.kt
+package test
+
+inline fun annotatedWith2(crossinline predicate: () -> Boolean) =
+        { any { predicate() } }()
+
+
+inline fun annotatedWith(crossinline predicate: () -> Boolean) =
+        annotatedWith2 { predicate() }
+
+
+inline fun any(s: () -> Boolean) {
+    s()
+}
+
+
+//FILE: 2.kt
+import test.*
+
+fun box(): String {
+    var result = "fail"
+
+    annotatedWith { result = "OK"; true }
+
+    return result
+}
+
+
+inline fun test(z: () -> Unit) {
+    z()
+}
+
+
+// FILE: 2.smap
+//PROBLEM of KT-11478 in additional line mapping for default source (so 'single' was replaces with 'first' in SMAP class init):
+//*L
+//1#1,15:1
+//17#1:19
+
+
+SMAP
+2.kt
+Kotlin
+*S Kotlin
+*F
++ 1 2.kt
+_2Kt
++ 2 1.kt
+test/_1Kt
+*L
+1#1,18:1
+9#2:19
+5#2:20
+*E
+
+SMAP
+1.kt
+Kotlin
+*S Kotlin
+*F
++ 1 1.kt
+test/_1Kt$annotatedWith2$1
++ 2 1.kt
+test/_1Kt
++ 3 2.kt
+_2Kt
+*L
+1#1,17:1
+21#1:23
+13#2,2:18
+5#2:18
+18#2:19
+9#2:20
+19#2,2:20
+7#3:22
+*E
\ No newline at end of file
diff --git a/compiler/tests/org/jetbrains/kotlin/codegen/BlackBoxInlineCodegenTestGenerated.java b/compiler/tests/org/jetbrains/kotlin/codegen/BlackBoxInlineCodegenTestGenerated.java
index f245c05a02e..5b184fb6b40 100644
--- a/compiler/tests/org/jetbrains/kotlin/codegen/BlackBoxInlineCodegenTestGenerated.java
+++ b/compiler/tests/org/jetbrains/kotlin/codegen/BlackBoxInlineCodegenTestGenerated.java
@@ -1865,6 +1865,12 @@ public class BlackBoxInlineCodegenTestGenerated extends AbstractBlackBoxInlineCo
                 String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/boxInline/smap/anonymous/objectOnInlineCallSiteWithCapture.kt");
                 doTest(fileName);
             }
+
+            @TestMetadata("severalMappingsForDefaultFile.kt")
+            public void testSeveralMappingsForDefaultFile() throws Exception {
+                String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/boxInline/smap/anonymous/severalMappingsForDefaultFile.kt");
+                doTest(fileName);
+            }
         }
 
         @TestMetadata("compiler/testData/codegen/boxInline/smap/inlineOnly")
diff --git a/compiler/tests/org/jetbrains/kotlin/codegen/CompileKotlinAgainstInlineKotlinTestGenerated.java b/compiler/tests/org/jetbrains/kotlin/codegen/CompileKotlinAgainstInlineKotlinTestGenerated.java
index c45cdde00dd..440e54c6ca5 100644
--- a/compiler/tests/org/jetbrains/kotlin/codegen/CompileKotlinAgainstInlineKotlinTestGenerated.java
+++ b/compiler/tests/org/jetbrains/kotlin/codegen/CompileKotlinAgainstInlineKotlinTestGenerated.java
@@ -1865,6 +1865,12 @@ public class CompileKotlinAgainstInlineKotlinTestGenerated extends AbstractCompi
                 String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/boxInline/smap/anonymous/objectOnInlineCallSiteWithCapture.kt");
                 doTest(fileName);
             }
+
+            @TestMetadata("severalMappingsForDefaultFile.kt")
+            public void testSeveralMappingsForDefaultFile() throws Exception {
+                String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/boxInline/smap/anonymous/severalMappingsForDefaultFile.kt");
+                doTest(fileName);
+            }
         }
 
         @TestMetadata("compiler/testData/codegen/boxInline/smap/inlineOnly")