[test] Disable bridging PCH in a few tests

The new driver builds a PCH by default, which the
old driver didn't do. These tests don't expect a
PCH, so avoid building it.

Author: hamishknight

test/ClangImporter/pch-bridging-header-unittest-ok.swift

@@ -1,7 +1,7 @@
 // REQUIRES: objc_interop
 // RUN: %empty-directory(%t)
 // RUN: mkdir -p %t/tmp
-// RUN: %target-swiftc_driver -emit-module -import-objc-header %S/Inputs/app-bridging-header-to-pch.h -module-name App -emit-module-path %t/App.swiftmodule %S/Inputs/app-that-uses-pch-bridging-header.swift
+// RUN: %target-swiftc_driver -emit-module -disable-bridging-pch -import-objc-header %S/Inputs/app-bridging-header-to-pch.h -module-name App -emit-module-path %t/App.swiftmodule %S/Inputs/app-that-uses-pch-bridging-header.swift
 // RUN: llvm-bcanalyzer -dump %t/App.swiftmodule | %FileCheck %s
 // CHECK: IMPORTED_HEADER{{.*}}Inputs/app-bridging-header-to-pch.h
 

test/ClangImporter/pch-bridging-header-unittest-warn.swift

@@ -1,7 +1,7 @@
 // REQUIRES: objc_interop
 // RUN: %empty-directory(%t)
 // RUN: mkdir -p %t/tmp
-// RUN: %target-swiftc_driver -emit-module -import-objc-header %S/Inputs/app-bridging-header-to-pch.h -module-name App -emit-module-path %t/App.swiftmodule %S/Inputs/app-that-uses-pch-bridging-header.swift
+// RUN: %target-swiftc_driver -emit-module -disable-bridging-pch -import-objc-header %S/Inputs/app-bridging-header-to-pch.h -module-name App -emit-module-path %t/App.swiftmodule %S/Inputs/app-that-uses-pch-bridging-header.swift
 // RUN: llvm-bcanalyzer -dump %t/App.swiftmodule | %FileCheck %s
 // CHECK: IMPORTED_HEADER{{.*}}Inputs/app-bridging-header-to-pch.h
 

test/ClangImporter/pch-bridging-header-with-another-bridging-header.swift

@@ -1,5 +1,5 @@
 // RUN: %empty-directory(%t)
-// RUN: %target-build-swift -emit-module -import-objc-header %S/Inputs/pch-bridging-header-with-another-bridging-header/app.h -I %S/Inputs/pch-bridging-header-with-another-bridging-header -module-name App -emit-module-path %t/App.swiftmodule %S/../Inputs/empty.swift
+// RUN: %target-build-swift -emit-module -disable-bridging-pch -import-objc-header %S/Inputs/pch-bridging-header-with-another-bridging-header/app.h -I %S/Inputs/pch-bridging-header-with-another-bridging-header -module-name App -emit-module-path %t/App.swiftmodule %S/../Inputs/empty.swift
 // RUN: llvm-bcanalyzer -dump %t/App.swiftmodule | %FileCheck %s
 
 // CHECK: IMPORTED_HEADER{{.*}}Inputs/pch-bridging-header-with-another-bridging-header/app.h
@@ -18,4 +18,4 @@
 
 import App
 
-_ = app_function(2)
+_ = app_function(2)

test/DebugInfo/ASTSection_ObjC.swift

@@ -4,7 +4,7 @@
 // RUN: %empty-directory(%t)
 
 // RUN: cp %S/Inputs/serialized-objc-header.h %t
-// RUN: %target-build-swift -emit-executable %S/ASTSection.swift -g -o %t/ASTSection-with-ObjC -import-objc-header %t/serialized-objc-header.h -DOBJC -module-name ASTSection -emit-module
+// RUN: %target-build-swift -disable-bridging-pch -emit-executable %S/ASTSection.swift -g -o %t/ASTSection-with-ObjC -import-objc-header %t/serialized-objc-header.h -DOBJC -module-name ASTSection -emit-module
 // RUN: %lldb-moduleimport-test -verbose %t/ASTSection-with-ObjC | %FileCheck %s
 
 // RUN: rm %t/serialized-objc-header.h

validation-test/Serialization/bridging-header-first.swift

@@ -1,9 +1,9 @@
 // RUN: %empty-directory(%t)
 
-// RUN: %target-build-swift -emit-module -emit-executable %s -g -I %S/Inputs/bridging-header-first/ -import-objc-header %S/Inputs/bridging-header-first/bridging.h -o %t/main
+// RUN: %target-build-swift -emit-module -emit-executable %s -g -I %S/Inputs/bridging-header-first/ -disable-bridging-pch -import-objc-header %S/Inputs/bridging-header-first/bridging.h -o %t/main
 // RUN: llvm-bcanalyzer -dump %t/main.swiftmodule | %FileCheck -check-prefix CHECK-DUMP %s
 
-// RUN: %target-build-swift -emit-module -emit-executable %s -g -I %S/Inputs/bridging-header-first/ -import-objc-header %S/Inputs/bridging-header-first/bridging.h -o %t/main -whole-module-optimization
+// RUN: %target-build-swift -emit-module -emit-executable %s -g -I %S/Inputs/bridging-header-first/ -disable-bridging-pch -import-objc-header %S/Inputs/bridging-header-first/bridging.h -o %t/main -whole-module-optimization
 // RUN: llvm-bcanalyzer -dump %t/main.swiftmodule | %FileCheck -check-prefix CHECK-DUMP %s
 
 // REQUIRES: objc_interop

validation-test/Serialization/rdar29694978.swift

@@ -1,5 +1,6 @@
 // RUN: %empty-directory(%t)
-// RUN: %target-build-swift %s -import-objc-header %S/Inputs/rdar29694978.h -emit-module -o %t/Library.swiftmodule
+// FIXME: Crashes with PCH (https://github.com/swiftlang/swift/issues/76641)
+// RUN: %target-build-swift %s -disable-bridging-pch -import-objc-header %S/Inputs/rdar29694978.h -emit-module -o %t/Library.swiftmodule
 // RUN: %target-swift-ide-test -print-module -module-to-print=Library -source-filename=x -I %S/Inputs/ -I %t | %FileCheck %s
 
 // REQUIRES: objc_interop