CodeGen: alter CFConstantString class name for swift 5.0

Swift 5.0 has changed the name decoration for swift symbols, using a 'S' sigil
rather than 's' as in 4.2.  Adopt the new convention.

llvm-svn: 345291

diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp
index c9f907b..9d3187b 100644 (file)
--- a/clang/lib/CodeGen/CodeGenModule.cpp
+++ b/clang/lib/CodeGen/CodeGenModule.cpp
@@ -4139,7 +4139,12 @@ CodeGenModule::GetAddrOfConstantCFString(const StringLiteral *Literal) {
     switch (CFRuntime) {
     default: break;
     case LangOptions::CoreFoundationABI::Swift: LLVM_FALLTHROUGH;
-    case LangOptions::CoreFoundationABI::Swift5_0: LLVM_FALLTHROUGH;
+    case LangOptions::CoreFoundationABI::Swift5_0:
+      CFConstantStringClassName =
+          Triple.isOSDarwin() ? "$S15SwiftFoundation19_NSCFConstantStringCN"
+                              : "$S10Foundation19_NSCFConstantStringCN";
+      Ty = IntPtrTy;
+      break;
     case LangOptions::CoreFoundationABI::Swift4_2:
       CFConstantStringClassName =
           Triple.isOSDarwin() ? "$s15SwiftFoundation19_NSCFConstantStringCN"

diff --git a/clang/test/CodeGen/cf-runtime-abi.c b/clang/test/CodeGen/cf-runtime-abi.c
index c0d020c..8278171 100644 (file)
--- a/clang/test/CodeGen/cf-runtime-abi.c
+++ b/clang/test/CodeGen/cf-runtime-abi.c
@@ -43,10 +43,10 @@ const __NSConstantString *s = __builtin___CFStringMakeConstantString("");
 // CHECK-OBJC: @_unnamed_cfstring_ = private global %struct.__NSConstantString_tag { i32* getelementptr inbounds ([0 x i32], [0 x i32]* @__CFConstantStringClassReference, i32 0, i32 0), i32 1992, i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str, i32 0, i32 0), i64 0 }
 // CHECK-OBJC-LLP64: @_unnamed_cfstring_ = private global %struct.__NSConstantString_tag { i32* getelementptr inbounds ([0 x i32], [0 x i32]* @__CFConstantStringClassReference, i32 0, i32 0), i32 1992, i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str, i32 0, i32 0), i32 0 }
 
-// CHECK-SWIFT-DARWIN-5_0-64: @_unnamed_cfstring_ = private global %struct.__NSConstantString_tag { i64 ptrtoint (i64* @"$s15SwiftFoundation19_NSCFConstantStringCN" to i64), i64 1, i64 1992, i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str, i32 0, i32 0), i64 0 }
-// CHECK-SWIFT-DARWIN-5_0-32: @_unnamed_cfstring_ = private global %struct.__NSConstantString_tag { i32 ptrtoint (i32* @"$s15SwiftFoundation19_NSCFConstantStringCN" to i32), i32 1, i64 1992, i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str, i32 0, i32 0), i32 0 }
-// CHECK-SWIFT-5_0-64: @_unnamed_cfstring_ = private global %struct.__NSConstantString_tag { i64 ptrtoint (i64* @"$s10Foundation19_NSCFConstantStringCN" to i64), i64 1, i64 1992, i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str, i32 0, i32 0), i64 0 }
-// CHECK-SWIFT-5_0-32: @_unnamed_cfstring_ = private global %struct.__NSConstantString_tag { i32 ptrtoint (i32* @"$s10Foundation19_NSCFConstantStringCN" to i32), i32 1, i64 1992, i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str, i32 0, i32 0), i32 0 }
+// CHECK-SWIFT-DARWIN-5_0-64: @_unnamed_cfstring_ = private global %struct.__NSConstantString_tag { i64 ptrtoint (i64* @"$S15SwiftFoundation19_NSCFConstantStringCN" to i64), i64 1, i64 1992, i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str, i32 0, i32 0), i64 0 }
+// CHECK-SWIFT-DARWIN-5_0-32: @_unnamed_cfstring_ = private global %struct.__NSConstantString_tag { i32 ptrtoint (i32* @"$S15SwiftFoundation19_NSCFConstantStringCN" to i32), i32 1, i64 1992, i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str, i32 0, i32 0), i32 0 }
+// CHECK-SWIFT-5_0-64: @_unnamed_cfstring_ = private global %struct.__NSConstantString_tag { i64 ptrtoint (i64* @"$S10Foundation19_NSCFConstantStringCN" to i64), i64 1, i64 1992, i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str, i32 0, i32 0), i64 0 }
+// CHECK-SWIFT-5_0-32: @_unnamed_cfstring_ = private global %struct.__NSConstantString_tag { i32 ptrtoint (i32* @"$S10Foundation19_NSCFConstantStringCN" to i32), i32 1, i64 1992, i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str, i32 0, i32 0), i32 0 }
 
 // CHECK-SWIFT-DARWIN-4_2-64: @_unnamed_cfstring_ = private global %struct.__NSConstantString_tag { i64 ptrtoint (i64* @"$s15SwiftFoundation19_NSCFConstantStringCN" to i64), i64 1, i64 1992, i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str, i32 0, i32 0), i32 0 }
 // CHECK-SWIFT-DARWIN-4_2-32: @_unnamed_cfstring_ = private global %struct.__NSConstantString_tag { i32 ptrtoint (i32* @"$s15SwiftFoundation19_NSCFConstantStringCN" to i32), i32 1, i64 1992, i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str, i32 0, i32 0), i32 0 }