---

yaml
---
r: 349416
b: refs/heads/master-next
c: 1063e97
h: refs/heads/master

Author: swift-ci

[refs]

@@ -1,6 +1,6 @@
 ---
 refs/heads/master: 3574c513bbc5578dd9346b4ea9ab5995c5927bb5
-refs/heads/master-next: c7422c297d5912ef0c07355d95fbb2e70bad70b8
+refs/heads/master-next: 1063e97cef84f459704b0de76bbd977fdbce6462
 refs/tags/osx-passed: b6b74147ef8a386f532cf9357a1bde006e552c54
 refs/tags/swift-2.2-SNAPSHOT-2015-12-01-a: 6bb18e013c2284f2b45f5f84f2df2887dc0f7dea
 refs/tags/swift-2.2-SNAPSHOT-2015-12-01-b: 66d897bfcf64a82cb9a87f5e663d889189d06d07

branches/master-next/lib/Parse/ParseExpr.cpp

@@ -1855,11 +1855,11 @@ parseStringSegments(SmallVectorImpl<Lexer::StringSegment> &Segments,
       TokReceiver->registerTokenKindChange(Tok.getLoc(),
                                            tok::string_interpolation_anchor);
 
-      auto callee = new (Context) UnresolvedDotExpr(InterpolationVarRef,
-                                                    /*dotloc=*/BackSlashLoc,
-                                                    appendInterpolation,
-                                                    /*nameloc=*/DeclNameLoc(),
-                                                    /*Implicit=*/true);
+      auto callee = new (Context)
+          UnresolvedDotExpr(InterpolationVarRef,
+                            /*dotloc=*/BackSlashLoc, appendInterpolation,
+                            /*nameloc=*/DeclNameLoc(Segment.Loc),
+                            /*Implicit=*/true);
       auto S = parseExprCallSuffix(makeParserResult(callee), true);
 
       // If we stopped parsing the expression before the expression segment is

branches/master-next/test/Sema/diag_deprecated_string_interpolation.swift

@@ -0,0 +1,24 @@
+// RUN: %target-swift-frontend -swift-version 5 -typecheck %s 2>&1 | %FileCheck %s
+
+extension DefaultStringInterpolation {
+    @available(*, deprecated) func appendInterpolation(deprecated: Int) {}
+}
+
+// Make sure diagnostics emitted via string interpolations have a reasonable source location
+
+_ = "\(deprecated: 42)"
+// CHECK: [[@LINE-1]]:7: warning: 'appendInterpolation(deprecated:)' is deprecated
+
+_ = "hello, world\(deprecated: 42)!!!"
+// CHECK: [[@LINE-1]]:19: warning: 'appendInterpolation(deprecated:)' is deprecated
+
+_ = "\(42)\(deprecated: 42)test\(deprecated: 42)"
+// CHECK: [[@LINE-1]]:12: warning: 'appendInterpolation(deprecated:)' is deprecated
+// CHECK: [[@LINE-2]]:33: warning: 'appendInterpolation(deprecated:)' is deprecated
+
+_ = """
+This is a multiline literal with a deprecated interpolation:
+
+\(deprecated: 42)
+"""
+// CHECK: [[@LINE-2]]:2: warning: 'appendInterpolation(deprecated:)' is deprecated