Index: include/clang/Driver/CC1Options.td =================================================================== --- include/clang/Driver/CC1Options.td +++ include/clang/Driver/CC1Options.td @@ -738,6 +738,8 @@ HelpText<"Use specified token cache file">; def detailed_preprocessing_record : Flag<["-"], "detailed-preprocessing-record">, HelpText<"include a detailed record of preprocessing actions">; +def fsystem_include_if_exists : Separate<["-"], "fsystem-include-if-exists">, MetaVarName<"">, + HelpText<"Include system file before parsing if file exists">; //===----------------------------------------------------------------------===// // OpenCL Options Index: include/clang/Lex/PreprocessorOptions.h =================================================================== --- include/clang/Lex/PreprocessorOptions.h +++ include/clang/Lex/PreprocessorOptions.h @@ -60,6 +60,9 @@ /// \brief Headers that will be converted to chained PCHs in memory. std::vector ChainedIncludes; + /// \brief System Headers that are pre-included if they exist. + std::vector FSystemIncludeIfExists; + /// \brief When true, disables most of the normal validation performed on /// precompiled headers. bool DisablePCHValidation; @@ -190,6 +193,7 @@ DumpDeserializedPCHDecls = false; ImplicitPCHInclude.clear(); ImplicitPTHInclude.clear(); + FSystemIncludeIfExists.clear(); TokenCache.clear(); SingleFileParseMode = false; LexEditorPlaceholders = true; Index: lib/Driver/Job.cpp =================================================================== --- lib/Driver/Job.cpp +++ lib/Driver/Job.cpp @@ -63,7 +63,7 @@ .Cases("-internal-externc-isystem", "-iprefix", true) .Cases("-iwithprefixbefore", "-isystem", "-iquote", true) .Cases("-isysroot", "-I", "-F", "-resource-dir", true) - .Cases("-iframework", "-include-pch", true) + .Cases("-iframework", "-include-pch", "-fsystem-include-if-exists", true) .Default(false); if (IsInclude) return HaveCrashVFS ? false : true; Index: lib/Driver/ToolChains/Linux.h =================================================================== --- lib/Driver/ToolChains/Linux.h +++ lib/Driver/ToolChains/Linux.h @@ -31,6 +31,8 @@ void addLibStdCxxIncludePaths( const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args) const override; + void AddGnuIncludeArgs(const llvm::opt::ArgList &DriverArgs, + llvm::opt::ArgStringList &CC1Args) const; void AddCudaIncludeArgs(const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args) const override; void AddIAMCUIncludeArgs(const llvm::opt::ArgList &DriverArgs, Index: lib/Driver/ToolChains/Linux.cpp =================================================================== --- lib/Driver/ToolChains/Linux.cpp +++ lib/Driver/ToolChains/Linux.cpp @@ -705,6 +705,8 @@ addExternCSystemInclude(DriverArgs, CC1Args, SysRoot + "/include"); addExternCSystemInclude(DriverArgs, CC1Args, SysRoot + "/usr/include"); + + AddGnuIncludeArgs(DriverArgs, CC1Args); } static std::string DetectLibcxxIncludePath(StringRef base) { @@ -743,6 +745,17 @@ return ""; } +void Linux::AddGnuIncludeArgs(const llvm::opt::ArgList &DriverArgs, + llvm::opt::ArgStringList &CC1Args) const { + if (!DriverArgs.hasArg(options::OPT_ffreestanding)) { + // For gcc compatibility, clang will preinclude + // -ffreestanding suppresses this behavior. + CC1Args.push_back("-fsystem-include-if-exists"); + CC1Args.push_back("stdc-predef.h"); + } +} + + void Linux::addLibStdCxxIncludePaths(const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args) const { // We need a detected GCC installation on Linux to provide libstdc++'s Index: lib/Frontend/CompilerInvocation.cpp =================================================================== --- lib/Frontend/CompilerInvocation.cpp +++ lib/Frontend/CompilerInvocation.cpp @@ -2517,6 +2517,10 @@ for (const Arg *A : Args.filtered(OPT_chain_include)) Opts.ChainedIncludes.emplace_back(A->getValue()); + // Add the ordered list of -fsystem-include-if-exists. + for (const Arg *A : Args.filtered(OPT_fsystem_include_if_exists)) + Opts.FSystemIncludeIfExists.emplace_back(A->getValue()); + for (const Arg *A : Args.filtered(OPT_remap_file)) { std::pair Split = StringRef(A->getValue()).split(';'); Index: lib/Frontend/InitPreprocessor.cpp =================================================================== --- lib/Frontend/InitPreprocessor.cpp +++ lib/Frontend/InitPreprocessor.cpp @@ -70,6 +70,15 @@ Builder.append(Twine("#include \"") + File + "\""); } +/// AddImplicitSystemIncludeIfExists - Add an implicit system \#include of the +/// specified file to the predefines buffer: precheck with __has_include. +static void AddImplicitSystemIncludeIfExists(MacroBuilder &Builder, + StringRef File) { + Builder.append(Twine("#if __has_include( <") + File + ">)"); + Builder.append(Twine("#include <") + File + ">"); + Builder.append(Twine("#endif")); +} + static void AddImplicitIncludeMacros(MacroBuilder &Builder, StringRef File) { Builder.append(Twine("#__include_macros \"") + File + "\""); // Marker token to stop the __include_macros fetch loop. @@ -1105,6 +1114,13 @@ // Exit the command line and go back to (2 is LC_LEAVE). if (!PP.getLangOpts().AsmPreprocessor) Builder.append("# 1 \"\" 2"); + + // Process -fsystem-include-if-exists directives. + for (unsigned i = 0, + e = InitOpts.FSystemIncludeIfExists.size(); i != e; ++i) { + const std::string &Path = InitOpts.FSystemIncludeIfExists[i]; + AddImplicitSystemIncludeIfExists(Builder, Path); + } // If -imacros are specified, include them now. These are processed before // any -include directives. Index: test/Driver/Inputs/stdc-predef/usr/include/stdc-predef.h =================================================================== --- test/Driver/Inputs/stdc-predef/usr/include/stdc-predef.h +++ test/Driver/Inputs/stdc-predef/usr/include/stdc-predef.h @@ -0,0 +1,6 @@ +#ifndef _STDC_PREDEF_H +#define _STDC_PREDEF_H 1 + +#define DUMMY_STDC_PREDEF 1 + +#endif Index: test/Driver/clang_cpp.c =================================================================== --- test/Driver/clang_cpp.c +++ test/Driver/clang_cpp.c @@ -1,5 +1,5 @@ // Verify that -include isn't included twice with -save-temps. -// RUN: %clang -S -o - %s -include %t.h -save-temps -### 2> %t.log +// RUN: %clang -ffreestanding -S -o - %s -include %t.h -save-temps -### 2> %t.log // RUN: FileCheck %s < %t.log // CHECK: "-include // CHECK-NOT: "-include Index: test/Driver/crash-report-header.h =================================================================== --- test/Driver/crash-report-header.h +++ test/Driver/crash-report-header.h @@ -1,6 +1,6 @@ // RUN: rm -rf %t // RUN: mkdir %t -// RUN: not env TMPDIR="%t" TEMP="%t" TMP="%t" RC_DEBUG_OPTIONS=1 %clang -fsyntax-only %s 2>&1 | FileCheck %s +// RUN: not env TMPDIR="%t" TEMP="%t" TMP="%t" RC_DEBUG_OPTIONS=1 %clang -ffreestanding -fsyntax-only %s 2>&1 | FileCheck %s // RUN: cat %t/crash-report-header-*.h | FileCheck --check-prefix=CHECKSRC "%s" // RUN: cat %t/crash-report-header-*.sh | FileCheck --check-prefix=CHECKSH "%s" // REQUIRES: crash-recovery Index: test/Driver/crash-report-spaces.c =================================================================== --- test/Driver/crash-report-spaces.c +++ test/Driver/crash-report-spaces.c @@ -1,7 +1,7 @@ // RUN: rm -rf "%t" // RUN: mkdir "%t" // RUN: cp "%s" "%t/crash report spaces.c" -// RUN: not env TMPDIR="%t" TEMP="%t" TMP="%t" RC_DEBUG_OPTIONS=1 %clang -fsyntax-only "%t/crash report spaces.c" 2>&1 | FileCheck "%s" +// RUN: not env TMPDIR="%t" TEMP="%t" TMP="%t" RC_DEBUG_OPTIONS=1 %clang -ffreestanding -fsyntax-only "%t/crash report spaces.c" 2>&1 | FileCheck "%s" // RUN: cat "%t/crash report spaces"-*.c | FileCheck --check-prefix=CHECKSRC "%s" // RUN: cat "%t/crash report spaces"-*.sh | FileCheck --check-prefix=CHECKSH "%s" // REQUIRES: crash-recovery Index: test/Driver/crash-report.c =================================================================== --- test/Driver/crash-report.c +++ test/Driver/crash-report.c @@ -2,7 +2,7 @@ // RUN: mkdir %t // RUN: not env TMPDIR=%t TEMP=%t TMP=%t RC_DEBUG_OPTIONS=1 \ // RUN: CC_PRINT_HEADERS=1 CC_LOG_DIAGNOSTICS=1 \ -// RUN: %clang -fsyntax-only %s \ +// RUN: %clang -fsyntax-only -ffreestanding %s \ // RUN: -F/tmp/ -I /tmp/ -idirafter /tmp/ -iquote /tmp/ -isystem /tmp/ \ // RUN: -iprefix /the/prefix -iwithprefix /tmp -iwithprefixbefore /tmp/ \ // RUN: -Xclang -internal-isystem -Xclang /tmp/ \ @@ -42,5 +42,6 @@ // CHECKSH-NOT: "-iwithprefixbefore" "/tmp/" // CHECKSH-NOT: "-internal-isystem" "/tmp/" // CHECKSH-NOT: "-internal-externc-isystem" "/tmp/" +// CHECKSH-NOT: "-fsystem-include-if-exists" "/tmp/" // CHECKSH-NOT: "-dwarf-debug-flags" // CHECKSH: "crash-report-{{[^ ]*}}.c" Index: test/Driver/rewrite-legacy-objc.m =================================================================== --- test/Driver/rewrite-legacy-objc.m +++ test/Driver/rewrite-legacy-objc.m @@ -1,13 +1,13 @@ -// RUN: %clang -no-canonical-prefixes -target x86_64-apple-macosx10.7.0 -rewrite-legacy-objc %s -o - -### 2>&1 | \ +// RUN: %clang -no-canonical-prefixes -ffreestanding -target x86_64-apple-macosx10.7.0 -rewrite-legacy-objc %s -o - -### 2>&1 | \ // RUN: FileCheck -check-prefix=TEST0 %s // TEST0: clang{{.*}}" "-cc1" // TEST0: "-rewrite-objc" // FIXME: CHECK-NOT is broken somehow, it doesn't work here. Check adjacency instead. -// TEST0: "-fmessage-length" "0" "-stack-protector" "1" "-fblocks" "-fobjc-runtime=macosx-fragile" "-fencode-extended-block-signature" "-fno-objc-infer-related-result-type" "-fobjc-exceptions" "-fexceptions" "-fmax-type-align=16" "-fdiagnostics-show-option" +// TEST0: "-fmessage-length" "0" "-ffreestanding" "-fblocks" "-fobjc-runtime=macosx-fragile" "-fencode-extended-block-signature" "-fno-objc-infer-related-result-type" "-fobjc-exceptions" "-fexceptions" "-fmax-type-align=16" "-fdiagnostics-show-option" // TEST0: rewrite-legacy-objc.m" -// RUN: %clang -no-canonical-prefixes -target i386-apple-macosx10.9.0 -rewrite-legacy-objc %s -o - -### 2>&1 | \ +// RUN: %clang -no-canonical-prefixes -ffreestanding -target i386-apple-macosx10.9.0 -rewrite-legacy-objc %s -o - -### 2>&1 | \ // RUN: FileCheck -check-prefix=TEST1 %s -// RUN: %clang -no-canonical-prefixes -target i386-apple-macosx10.6.0 -rewrite-legacy-objc %s -o - -### 2>&1 | \ +// RUN: %clang -no-canonical-prefixes -ffreestanding -target i386-apple-macosx10.6.0 -rewrite-legacy-objc %s -o - -### 2>&1 | \ // RUN: FileCheck -check-prefix=TEST2 %s -// TEST1: "-fmessage-length" "0" "-stack-protector" "1" "-fblocks" "-fobjc-runtime=macosx-fragile" "-fobjc-subscripting-legacy-runtime" "-fencode-extended-block-signature" "-fno-objc-infer-related-result-type" "-fobjc-exceptions" "-fmax-type-align=16" "-fdiagnostics-show-option" -// TEST2: "-fmessage-length" "0" "-stack-protector" "1" "-fblocks" "-fobjc-runtime=macosx-fragile" "-fencode-extended-block-signature" "-fno-objc-infer-related-result-type" "-fobjc-exceptions" "-fmax-type-align=16" "-fdiagnostics-show-option" +// TEST1: "-fmessage-length" "0" "-ffreestanding" "-fblocks" "-fobjc-runtime=macosx-fragile" "-fobjc-subscripting-legacy-runtime" "-fencode-extended-block-signature" "-fno-objc-infer-related-result-type" "-fobjc-exceptions" "-fmax-type-align=16" "-fdiagnostics-show-option" +// TEST2: "-fmessage-length" "0" "-ffreestanding" "-fblocks" "-fobjc-runtime=macosx-fragile" "-fencode-extended-block-signature" "-fno-objc-infer-related-result-type" "-fobjc-exceptions" "-fmax-type-align=16" "-fdiagnostics-show-option" Index: test/Driver/rewrite-map-in-diagnostics.c =================================================================== --- test/Driver/rewrite-map-in-diagnostics.c +++ test/Driver/rewrite-map-in-diagnostics.c @@ -1,7 +1,7 @@ // RUN: rm -rf "%t" // RUN: mkdir -p "%t" // RUN: not env TMPDIR="%t" TEMP="%t" TMP="%t" RC_DEBUG_OPTION=1 \ -// RUN: %clang -fsyntax-only -frewrite-map-file %p/Inputs/rewrite.map %s 2>&1 \ +// RUN: %clang -ffreestanding -fsyntax-only -frewrite-map-file %p/Inputs/rewrite.map %s 2>&1 \ // RUN: | FileCheck %s #pragma clang __debug parser_crash Index: test/Driver/rewrite-objc.m =================================================================== --- test/Driver/rewrite-objc.m +++ test/Driver/rewrite-objc.m @@ -1,6 +1,6 @@ -// RUN: %clang -no-canonical-prefixes -target x86_64-apple-macosx10.7.0 -rewrite-objc %s -o - -### 2>&1 | \ +// RUN: %clang -no-canonical-prefixes -ffreestanding -target x86_64-apple-macosx10.7.0 -rewrite-objc %s -o - -### 2>&1 | \ // RUN: FileCheck -check-prefix=TEST0 %s // TEST0: clang{{.*}}" "-cc1" // TEST0: "-rewrite-objc" // FIXME: CHECK-NOT is broken somehow, it doesn't work here. Check adjacency instead. -// TEST0: "-fmessage-length" "0" "-stack-protector" "1" "-fblocks" "-fobjc-runtime=macosx" "-fencode-extended-block-signature" "-fno-objc-infer-related-result-type" "-fobjc-exceptions" "-fexceptions" "-fmax-type-align=16" "-fdiagnostics-show-option" +// TEST0: "-fmessage-length" "0" "-ffreestanding" "-fblocks" "-fobjc-runtime=macosx" "-fencode-extended-block-signature" "-fno-objc-infer-related-result-type" "-fobjc-exceptions" "-fexceptions" "-fmax-type-align=16" "-fdiagnostics-show-option" Index: test/Driver/stdc-predef.c =================================================================== --- test/Driver/stdc-predef.c +++ test/Driver/stdc-predef.c @@ -0,0 +1,25 @@ +// Test that clang preincludes stdc-predef.h, if the include file is available +// +// RUN: %clang %s -### -c 2>&1 \ +// RUN: --sysroot=%S/Inputs/stdc-predef \ +// RUN: | FileCheck -check-prefix CHECK-PREDEF %s +// RUN: %clang %s -### -c -ffreestanding 2>&1 \ +// RUN: --sysroot=%S/Inputs/stdc-predef \ +// RUN: | FileCheck --implicit-check-not "stdc-predef.h" %s +// RUN: %clang %s -c -E 2>&1 \ +// RUN: --sysroot=%S/Inputs/basic_linux_tree \ +// RUN: | FileCheck --implicit-check-not "stdc-predef.h" %s +// RUN: %clang -c %s -Xclang -verify -DCHECK_DUMMY=1 \ +// RUN: --sysroot=%S/Inputs/stdc-predef +// expected-no-diagnostics +// RUN: %clang -x cpp-output %s -### -c 2>&1 \ +// RUN: --sysroot=%S/Inputs/stdc-predef \ +// RUN: | FileCheck --implicit-check-not "stdc-predef.h" %s + +// CHECK-PREDEF: "-fsystem-include-if-exists" "stdc-predef.h" +int i; +#if CHECK_DUMMY +#if !DUMMY_STDC_PREDEF + #error "Expected macro symbol DUMMY_STDC_PREDEF is not defined." +#endif +#endif Index: test/Driver/stdc-predef.i =================================================================== --- test/Driver/stdc-predef.i +++ test/Driver/stdc-predef.i @@ -0,0 +1,8 @@ +// The automatic preinclude of stdc-predef.h should not occur if +// the source filename indicates a preprocessed file. +// +// RUN: %clang %s -### -c 2>&1 \ +// RUN: --sysroot=%S/Inputs/stdc-predef \ +// RUN: | FileCheck --implicit-check-not "stdc-predef.h" %s + +int i; Index: test/Index/IBOutletCollection.m =================================================================== --- test/Index/IBOutletCollection.m +++ test/Index/IBOutletCollection.m @@ -5,10 +5,10 @@ } @end -// RUN: c-index-test -cursor-at=%s:4:24 %s | FileCheck -check-prefix=CHECK-CURSOR %s +// RUN: c-index-test -cursor-at=%s:4:24 -ffreestanding %s | FileCheck -check-prefix=CHECK-CURSOR %s // CHECK-CURSOR: ObjCClassRef=Test:3:12 -// RUN: c-index-test -test-annotate-tokens=%s:4:1:5:1 %s | FileCheck -check-prefix=CHECK-TOK %s +// RUN: c-index-test -test-annotate-tokens=%s:4:1:5:1 -ffreestanding %s | FileCheck -check-prefix=CHECK-TOK %s // CHECK-TOK: Identifier: "IBOutletCollection" [4:3 - 4:21] macro expansion=IBOutletCollection:1:9 // FIXME: The following token should belong to the macro expansion cursor. // CHECK-TOK: Punctuation: "(" [4:21 - 4:22] attribute(iboutletcollection)= [IBOutletCollection=ObjCInterface] Index: test/Index/annotate-macro-args.m =================================================================== --- test/Index/annotate-macro-args.m +++ test/Index/annotate-macro-args.m @@ -1,11 +1,11 @@ // Test without PCH -// RUN: c-index-test -test-annotate-tokens=%S/annotate-macro-args.h:9:1:10:1 %s -include %S/annotate-macro-args.h | FileCheck -check-prefix=CHECK1 %s -// RUN: c-index-test -test-annotate-tokens=%S/annotate-macro-args.h:15:1:16:1 %s -include %S/annotate-macro-args.h | FileCheck -check-prefix=CHECK2 %s +// RUN: c-index-test -test-annotate-tokens=%S/annotate-macro-args.h:9:1:10:1 %s -ffreestanding -include %S/annotate-macro-args.h | FileCheck -check-prefix=CHECK1 %s +// RUN: c-index-test -test-annotate-tokens=%S/annotate-macro-args.h:15:1:16:1 %s -ffreestanding -include %S/annotate-macro-args.h | FileCheck -check-prefix=CHECK2 %s // Test with PCH -// RUN: c-index-test -write-pch %t.pch -x objective-c-header %S/annotate-macro-args.h -Xclang -detailed-preprocessing-record -// RUN: c-index-test -test-annotate-tokens=%S/annotate-macro-args.h:9:1:10:1 %s -include-pch %t.pch | FileCheck -check-prefix=CHECK1 %s -// RUN: c-index-test -test-annotate-tokens=%S/annotate-macro-args.h:15:1:16:1 %s -include-pch %t.pch | FileCheck -check-prefix=CHECK2 %s +// RUN: c-index-test -write-pch %t.pch -x objective-c-header %S/annotate-macro-args.h -ffreestanding -Xclang -detailed-preprocessing-record +// RUN: c-index-test -test-annotate-tokens=%S/annotate-macro-args.h:9:1:10:1 %s -ffreestanding -include-pch %t.pch | FileCheck -check-prefix=CHECK1 %s +// RUN: c-index-test -test-annotate-tokens=%S/annotate-macro-args.h:15:1:16:1 %s -ffreestanding -include-pch %t.pch | FileCheck -check-prefix=CHECK2 %s // CHECK1: Identifier: "MACRO" [9:3 - 9:8] macro expansion=MACRO:6:9 // CHECK1: Punctuation: "(" [9:8 - 9:9] Index: test/Index/annotate-tokens-pp.c =================================================================== --- test/Index/annotate-tokens-pp.c +++ test/Index/annotate-tokens-pp.c @@ -42,8 +42,8 @@ #endif }; -// RUN: c-index-test -test-annotate-tokens=%s:2:1:44:1 -I%S/Inputs %s | FileCheck %s -// RUN: env CINDEXTEST_EDITING=1 c-index-test -test-annotate-tokens=%s:2:1:44:1 -I%S/Inputs %s | FileCheck %s +// RUN: c-index-test -test-annotate-tokens=%s:2:1:44:1 -I%S/Inputs -ffreestanding %s | FileCheck %s +// RUN: env CINDEXTEST_EDITING=1 c-index-test -test-annotate-tokens=%s:2:1:44:1 -I%S/Inputs -ffreestanding %s | FileCheck %s // CHECK: Punctuation: "#" [2:1 - 2:2] preprocessing directive= // CHECK: Identifier: "define" [2:2 - 2:8] preprocessing directive= // CHECK: Identifier: "STILL_NOTHING" [2:9 - 2:22] macro definition=STILL_NOTHING Index: test/Index/annotate-tokens.c =================================================================== --- test/Index/annotate-tokens.c +++ test/Index/annotate-tokens.c @@ -68,7 +68,7 @@ reg.field = 1; } -// RUN: c-index-test -test-annotate-tokens=%s:4:1:37:1 %s | FileCheck %s +// RUN: c-index-test -test-annotate-tokens=%s:4:1:37:1 -ffreestanding %s | FileCheck %s // CHECK: Identifier: "T" [4:3 - 4:4] TypeRef=T:1:13 // CHECK: Punctuation: "*" [4:4 - 4:5] VarDecl=t_ptr:4:6 (Definition) // CHECK: Identifier: "t_ptr" [4:6 - 4:11] VarDecl=t_ptr:4:6 (Definition) @@ -191,10 +191,10 @@ // CHECK: Punctuation: ")" [36:97 - 36:98] FunctionDecl=test:36:63 (unavailable) (always unavailable: "") // CHECK: Punctuation: ";" [36:98 - 36:99] -// RUN: c-index-test -test-annotate-tokens=%s:4:1:165:32 %s | FileCheck %s -// RUN: c-index-test -test-annotate-tokens=%s:4:1:165:38 %s | FileCheck %s +// RUN: c-index-test -test-annotate-tokens=%s:4:1:165:32 -ffreestanding %s | FileCheck %s +// RUN: c-index-test -test-annotate-tokens=%s:4:1:165:38 -ffreestanding %s | FileCheck %s -// RUN: c-index-test -test-annotate-tokens=%s:50:1:55:1 %s | FileCheck %s -check-prefix=CHECK-RANGE1 +// RUN: c-index-test -test-annotate-tokens=%s:50:1:55:1 -ffreestanding %s | FileCheck %s -check-prefix=CHECK-RANGE1 // CHECK-RANGE1: Keyword: "void" [50:1 - 50:5] FunctionDecl=func1:50:6 // CHECK-RANGE1: Identifier: "func1" [50:6 - 50:11] FunctionDecl=func1:50:6 // CHECK-RANGE1: Punctuation: "(" [50:11 - 50:12] FunctionDecl=func1:50:6 @@ -216,7 +216,7 @@ // CHECK-RANGE1: Literal: "1" [54:10 - 54:11] IntegerLiteral= // CHECK-RANGE1: Punctuation: "," [54:11 - 54:12] InitListExpr= -// RUN: c-index-test -test-annotate-tokens=%s:54:1:70:1 %s | FileCheck %s -check-prefix=CHECK-RANGE2 +// RUN: c-index-test -test-annotate-tokens=%s:54:1:70:1 -ffreestanding %s | FileCheck %s -check-prefix=CHECK-RANGE2 // CHECK-RANGE2: Punctuation: "." [54:5 - 54:6] UnexposedExpr= // CHECK-RANGE2: Identifier: "y" [54:6 - 54:7] MemberRef=y:52:1 // CHECK-RANGE2: Punctuation: "=" [54:8 - 54:9] UnexposedExpr= @@ -240,6 +240,6 @@ // CHECK-RANGE2: Punctuation: "." [68:6 - 68:7] MemberRefExpr=field:62:9 // CHECK-RANGE2: Identifier: "field" [68:7 - 68:12] MemberRefExpr=field:62:9 -// RUN: c-index-test -test-annotate-tokens=%s:68:15:68:16 %s | FileCheck %s -check-prefix=CHECK-RANGE3 +// RUN: c-index-test -test-annotate-tokens=%s:68:15:68:16 -ffreestanding %s | FileCheck %s -check-prefix=CHECK-RANGE3 // CHECK-RANGE3: Literal: "1" [68:15 - 68:16] IntegerLiteral= // CHECK-RANGE3-NOT: Punctuation: ";" Index: test/Index/c-index-getCursor-test.m =================================================================== --- test/Index/c-index-getCursor-test.m +++ test/Index/c-index-getCursor-test.m @@ -1,5 +1,5 @@ -// RUN: c-index-test -write-pch %t.ast -arch x86_64 -mmacosx-version-min=10.6 -fblocks -x objective-c %s -// RUN: c-index-test -test-file-scan %t.ast %s > %t 2>&1 && FileCheck --input-file=%t %s +// RUN: c-index-test -write-pch %t.ast -arch x86_64 -mmacosx-version-min=10.6 -fblocks -x objective-c %s -ffreestanding +// RUN: c-index-test -test-file-scan %t.ast %s -ffreestanding > %t 2>&1 && FileCheck --input-file=%t %s @interface Foo { } Index: test/Index/get-cursor-macro-args.m =================================================================== --- test/Index/get-cursor-macro-args.m +++ test/Index/get-cursor-macro-args.m @@ -5,17 +5,17 @@ // RUN: -cursor-at=%S/get-cursor-macro-args.h:9:22 \ // RUN: -cursor-at=%S/get-cursor-macro-args.h:15:12 \ // RUN: -cursor-at=%S/get-cursor-macro-args.h:15:20 \ -// RUN: %s -include %S/get-cursor-macro-args.h | FileCheck %s +// RUN: %s -ffreestanding -include %S/get-cursor-macro-args.h | FileCheck %s // Test with PCH -// RUN: c-index-test -write-pch %t.pch -x objective-c-header %S/get-cursor-macro-args.h +// RUN: c-index-test -write-pch %t.pch -x objective-c-header %S/get-cursor-macro-args.h -ffreestanding // RUN: c-index-test -cursor-at=%S/get-cursor-macro-args.h:9:12 \ // RUN: -cursor-at=%S/get-cursor-macro-args.h:9:21 \ // RUN: -cursor-at=%S/get-cursor-macro-args.h:9:9 \ // RUN: -cursor-at=%S/get-cursor-macro-args.h:9:22 \ // RUN: -cursor-at=%S/get-cursor-macro-args.h:15:12 \ // RUN: -cursor-at=%S/get-cursor-macro-args.h:15:20 \ -// RUN: %s -include-pch %t.pch | FileCheck %s +// RUN: %s -ffreestanding -include-pch %t.pch | FileCheck %s // CHECK: ObjCClassRef=MyClass:1:12 // CHECK-NEXT: ObjCMessageExpr=meth:2:8 Index: test/Index/get-cursor.cpp =================================================================== --- test/Index/get-cursor.cpp +++ test/Index/get-cursor.cpp @@ -152,71 +152,71 @@ void f_dynamic_noexcept() throw(int); void f_dynamic_noexcept_any() throw(...); -// RUN: c-index-test -cursor-at=%s:6:4 %s | FileCheck -check-prefix=CHECK-COMPLETION-1 %s +// RUN: c-index-test -cursor-at=%s:6:4 -ffreestanding %s | FileCheck -check-prefix=CHECK-COMPLETION-1 %s // CHECK-COMPLETION-1: CXXConstructor=X:6:3 // CHECK-COMPLETION-1-NEXT: Completion string: {TypedText X}{LeftParen (}{Placeholder int}{Comma , }{Placeholder int}{RightParen )} -// RUN: c-index-test -cursor-at=%s:31:16 %s | FileCheck -check-prefix=CHECK-COMPLETION-2 %s +// RUN: c-index-test -cursor-at=%s:31:16 -ffreestanding %s | FileCheck -check-prefix=CHECK-COMPLETION-2 %s // CHECK-COMPLETION-2: CXXMethod=getAnotherX:31:5 (Definition) // CHECK-COMPLETION-2-NEXT: Completion string: {ResultType X}{TypedText getAnotherX}{LeftParen (}{RightParen )} -// RUN: c-index-test -cursor-at=%s:12:20 %s | FileCheck -check-prefix=CHECK-VALUE-REF %s -// RUN: c-index-test -cursor-at=%s:13:21 %s | FileCheck -check-prefix=CHECK-VALUE-REF %s -// RUN: c-index-test -cursor-at=%s:13:28 %s | FileCheck -check-prefix=CHECK-VALUE-REF %s -// RUN: c-index-test -cursor-at=%s:14:23 %s | FileCheck -check-prefix=CHECK-VALUE-REF %s +// RUN: c-index-test -cursor-at=%s:12:20 -ffreestanding %s | FileCheck -check-prefix=CHECK-VALUE-REF %s +// RUN: c-index-test -cursor-at=%s:13:21 -ffreestanding %s | FileCheck -check-prefix=CHECK-VALUE-REF %s +// RUN: c-index-test -cursor-at=%s:13:28 -ffreestanding %s | FileCheck -check-prefix=CHECK-VALUE-REF %s +// RUN: c-index-test -cursor-at=%s:14:23 -ffreestanding %s | FileCheck -check-prefix=CHECK-VALUE-REF %s // CHECK-VALUE-REF: DeclRefExpr=value:10:12 -// RUN: c-index-test -cursor-at=%s:12:18 %s | FileCheck -check-prefix=CHECK-CONSTRUCTOR1 %s -// RUN: c-index-test -cursor-at=%s:13:18 %s | FileCheck -check-prefix=CHECK-CONSTRUCTOR2 %s -// RUN: c-index-test -cursor-at=%s:14:19 %s | FileCheck -check-prefix=CHECK-CONSTRUCTOR1 %s -// RUN: c-index-test -cursor-at=%s:17:10 %s | FileCheck -check-prefix=CHECK-CONSTRUCTOR3 %s +// RUN: c-index-test -cursor-at=%s:12:18 -ffreestanding %s | FileCheck -check-prefix=CHECK-CONSTRUCTOR1 %s +// RUN: c-index-test -cursor-at=%s:13:18 -ffreestanding %s | FileCheck -check-prefix=CHECK-CONSTRUCTOR2 %s +// RUN: c-index-test -cursor-at=%s:14:19 -ffreestanding %s | FileCheck -check-prefix=CHECK-CONSTRUCTOR1 %s +// RUN: c-index-test -cursor-at=%s:17:10 -ffreestanding %s | FileCheck -check-prefix=CHECK-CONSTRUCTOR3 %s // CHECK-TYPE-REF: TypeRef=struct X:3:8 // CHECK-CONSTRUCTOR1: CallExpr=X:5:3 // CHECK-CONSTRUCTOR2: CallExpr=X:6:3 // CHECK-CONSTRUCTOR3: CallExpr=X:4:3 -// RUN: c-index-test -cursor-at=%s:23:3 %s | FileCheck -check-prefix=CHECK-RETTYPE %s -// RUN: c-index-test -cursor-at=%s:26:1 %s | FileCheck -check-prefix=CHECK-RETTYPE %s +// RUN: c-index-test -cursor-at=%s:23:3 -ffreestanding %s | FileCheck -check-prefix=CHECK-RETTYPE %s +// RUN: c-index-test -cursor-at=%s:26:1 -ffreestanding %s | FileCheck -check-prefix=CHECK-RETTYPE %s // CHECK-RETTYPE: TypeRef=struct X:3:8 -// RUN: c-index-test -cursor-at=%s:23:7 %s | FileCheck -check-prefix=CHECK-MEMFUNC-DECL %s +// RUN: c-index-test -cursor-at=%s:23:7 -ffreestanding %s | FileCheck -check-prefix=CHECK-MEMFUNC-DECL %s // CHECK-MEMFUNC-DECL: CXXMethod=getX:23:5 -// RUN: c-index-test -cursor-at=%s:26:7 %s | FileCheck -check-prefix=CHECK-MEMFUNC-DEF %s +// RUN: c-index-test -cursor-at=%s:26:7 -ffreestanding %s | FileCheck -check-prefix=CHECK-MEMFUNC-DEF %s // CHECK-MEMFUNC-DEF: CXXMethod=getX:26:6 -// RUN: c-index-test -cursor-at=%s:26:3 %s | FileCheck -check-prefix=CHECK-TYPEREF-Y %s +// RUN: c-index-test -cursor-at=%s:26:3 -ffreestanding %s | FileCheck -check-prefix=CHECK-TYPEREF-Y %s // CHECK-TYPEREF-Y: TypeRef=struct Y:20:8 -// RUN: c-index-test -cursor-at=%s:27:10 %s | FileCheck -check-prefix=CHECK-IMPLICIT-MEMREF %s -// RUN: c-index-test -cursor-at=%s:31:28 %s | FileCheck -check-prefix=CHECK-IMPLICIT-MEMREF %s +// RUN: c-index-test -cursor-at=%s:27:10 -ffreestanding %s | FileCheck -check-prefix=CHECK-IMPLICIT-MEMREF %s +// RUN: c-index-test -cursor-at=%s:31:28 -ffreestanding %s | FileCheck -check-prefix=CHECK-IMPLICIT-MEMREF %s // CHECK-IMPLICIT-MEMREF: MemberRefExpr=member:21:7 -// RUN: c-index-test -cursor-at=%s:35:5 %s | FileCheck -check-prefix=CHECK-DECL %s +// RUN: c-index-test -cursor-at=%s:35:5 -ffreestanding %s | FileCheck -check-prefix=CHECK-DECL %s // CHECK-DECL: VarDecl=foo:35:5 -// RUN: c-index-test -cursor-at=%s:21:3 %s | FileCheck -check-prefix=CHECK-MEMBER %s +// RUN: c-index-test -cursor-at=%s:21:3 -ffreestanding %s | FileCheck -check-prefix=CHECK-MEMBER %s // CHECK-MEMBER: FieldDecl=member:21:7 (Definition) // CHECK-MEMBER-NEXT: Completion string: {ResultType int}{TypedText member} -// RUN: c-index-test -cursor-at=%s:38:12 -cursor-at=%s:39:5 %s | FileCheck -check-prefix=CHECK-CXXCATCH %s +// RUN: c-index-test -cursor-at=%s:38:12 -cursor-at=%s:39:5 -ffreestanding %s | FileCheck -check-prefix=CHECK-CXXCATCH %s // CHECK-CXXCATCH: TypeRef=struct X:3:8 // CHECK-CXXCATCH-NEXT: TypeRef=struct X:3:8 -// RUN: c-index-test -test-load-source-usrs local %s | FileCheck -check-prefix=CHECK-USR %s +// RUN: c-index-test -test-load-source-usrs local -ffreestanding %s | FileCheck -check-prefix=CHECK-USR %s // CHECK-USR: get-cursor.cpp c:get-cursor.cpp@472@F@test#@e Extent=[38:12 - 38:15] // CHECK-USR: get-cursor.cpp c:get-cursor.cpp@483@F@test#@x Extent=[39:5 - 39:8] -// RUN: c-index-test -cursor-at=%s:45:9 %s | FileCheck -check-prefix=CHECK-LOCALCLASS %s +// RUN: c-index-test -cursor-at=%s:45:9 -ffreestanding %s | FileCheck -check-prefix=CHECK-LOCALCLASS %s // CHECK-LOCALCLASS: 45:9 DeclRefExpr=x:44:11 Extent=[45:9 - 45:10] Spelling=x ([45:9 - 45:10]) -// RUN: c-index-test -cursor-at=%s:50:23 -cursor-at=%s:55:23 %s | FileCheck -check-prefix=CHECK-TEMPLPARAM %s +// RUN: c-index-test -cursor-at=%s:50:23 -cursor-at=%s:55:23 -ffreestanding %s | FileCheck -check-prefix=CHECK-TEMPLPARAM %s // CHECK-TEMPLPARAM: 50:23 TypeRef=struct X:3:8 Extent=[50:23 - 50:24] Spelling=struct X ([50:23 - 50:24]) // CHECK-TEMPLPARAM: 55:23 TypeRef=struct X:3:8 Extent=[55:23 - 55:24] Spelling=struct X ([55:23 - 55:24]) -// RUN: c-index-test -cursor-at=%s:66:23 %s | FileCheck -check-prefix=CHECK-TEMPLSPEC %s +// RUN: c-index-test -cursor-at=%s:66:23 -ffreestanding %s | FileCheck -check-prefix=CHECK-TEMPLSPEC %s // CHECK-TEMPLSPEC: 66:23 ClassDecl=TC:66:23 (Definition) [Specialization of TC:59:7] Extent=[66:1 - 66:31] Spelling=TC ([66:23 - 66:25]) -// RUN: c-index-test -cursor-at=%s:69:3 -cursor-at=%s:70:11 -cursor-at=%s:73:6 -cursor-at=%s:74:6 -cursor-at=%s:77:8 -cursor-at=%s:78:8 -cursor-at=%s:79:8 -cursor-at=%s:80:8 -cursor-at=%s:81:8 -cursor-at=%s:82:8 -cursor-at=%s:85:6 -cursor-at=%s:86:6 -cursor-at=%s:87:6 -cursor-at=%s:88:6 -cursor-at=%s:91:5 -cursor-at=%s:92:5 -cursor-at=%s:93:5 -cursor-at=%s:94:5 -cursor-at=%s:95:5 -cursor-at=%s:96:5 -cursor-at=%s:97:5 -cursor-at=%s:98:5 -cursor-at=%s:100:5 -cursor-at=%s:101:5 -cursor-at=%s:104:6 -cursor-at=%s:105:6 -cursor-at=%s:106:6 -cursor-at=%s:107:6 -cursor-at=%s:108:6 -cursor-at=%s:109:6 -cursor-at=%s:110:6 -cursor-at=%s:111:6 -cursor-at=%s:113:6 -cursor-at=%s:114:6 -cursor-at=%s:117:8 -cursor-at=%s:118:8 -cursor-at=%s:120:8 -cursor-at=%s:121:8 -cursor-at=%s:122:8 -cursor-at=%s:123:8 -cursor-at=%s:124:8 -cursor-at=%s:125:8 -cursor-at=%s:128:6 -cursor-at=%s:129:6 -cursor-at=%s:130:6 -cursor-at=%s:132:3 -cursor-at=%s:146:15 -cursor-at=%s:149:6 -cursor-at=%s:150:25 -cursor-at=%s:151:6 -cursor-at=%s:152:6 -cursor-at=%s:153:6 -std=c++11 %s | FileCheck -check-prefix=CHECK-SPELLING %s +// RUN: c-index-test -cursor-at=%s:69:3 -cursor-at=%s:70:11 -cursor-at=%s:73:6 -cursor-at=%s:74:6 -cursor-at=%s:77:8 -cursor-at=%s:78:8 -cursor-at=%s:79:8 -cursor-at=%s:80:8 -cursor-at=%s:81:8 -cursor-at=%s:82:8 -cursor-at=%s:85:6 -cursor-at=%s:86:6 -cursor-at=%s:87:6 -cursor-at=%s:88:6 -cursor-at=%s:91:5 -cursor-at=%s:92:5 -cursor-at=%s:93:5 -cursor-at=%s:94:5 -cursor-at=%s:95:5 -cursor-at=%s:96:5 -cursor-at=%s:97:5 -cursor-at=%s:98:5 -cursor-at=%s:100:5 -cursor-at=%s:101:5 -cursor-at=%s:104:6 -cursor-at=%s:105:6 -cursor-at=%s:106:6 -cursor-at=%s:107:6 -cursor-at=%s:108:6 -cursor-at=%s:109:6 -cursor-at=%s:110:6 -cursor-at=%s:111:6 -cursor-at=%s:113:6 -cursor-at=%s:114:6 -cursor-at=%s:117:8 -cursor-at=%s:118:8 -cursor-at=%s:120:8 -cursor-at=%s:121:8 -cursor-at=%s:122:8 -cursor-at=%s:123:8 -cursor-at=%s:124:8 -cursor-at=%s:125:8 -cursor-at=%s:128:6 -cursor-at=%s:129:6 -cursor-at=%s:130:6 -cursor-at=%s:132:3 -cursor-at=%s:146:15 -cursor-at=%s:149:6 -cursor-at=%s:150:25 -cursor-at=%s:151:6 -cursor-at=%s:152:6 -cursor-at=%s:153:6 -std=c++11 -ffreestanding %s | FileCheck -check-prefix=CHECK-SPELLING %s // CHECK-SPELLING: 69:3 CXXConstructor=A:69:3 (default constructor) Extent=[69:3 - 69:6] Spelling=A ([69:3 - 69:4]) // CHECK-SPELLING: 70:11 CXXDestructor=~A:70:11 (virtual) Extent=[70:3 - 70:15] Spelling=~A ([70:11 - 70:13]) // CHECK-SPELLING: 73:6 CXXMethod=operator=:73:6 Extent=[73:3 - 73:25] Spelling=operator= ([73:6 - 73:15]) @@ -270,7 +270,7 @@ // CHECK-SPELLING: 152:6 FunctionDecl=f_dynamic_noexcept:152:6 (noexcept dynamic) Extent=[152:1 - 152:37] Spelling=f_dynamic_noexcept ([152:6 - 152:24]) // CHECK-SPELLING: 153:6 FunctionDecl=f_dynamic_noexcept_any:153:6 (noexcept dynamic any) Extent=[153:1 - 153:41] Spelling=f_dynamic_noexcept_any ([153:6 - 153:28]) -// RUN: c-index-test -cursor-at=%s:141:13 -cursor-at=%s:141:18 -cursor-at=%s:142:11 -std=c++11 %s | FileCheck -check-prefix=CHECK-FORRANGE %s +// RUN: c-index-test -cursor-at=%s:141:13 -cursor-at=%s:141:18 -cursor-at=%s:142:11 -std=c++11 -ffreestanding %s | FileCheck -check-prefix=CHECK-FORRANGE %s // CHECK-FORRANGE: 141:13 VarDecl=lv:141:13 (Definition) Extent=[141:8 - 141:17] Spelling=lv ([141:13 - 141:15]) // CHECK-FORRANGE: 141:18 DeclRefExpr=coll:140:20 Extent=[141:18 - 141:22] Spelling=coll ([141:18 - 141:22]) // CHECK-FORRANGE: 142:11 DeclRefExpr=lv:141:13 Extent=[142:11 - 142:13] Spelling=lv ([142:11 - 142:13]) Index: test/Preprocessor/ignore-pragmas.c =================================================================== --- test/Preprocessor/ignore-pragmas.c +++ test/Preprocessor/ignore-pragmas.c @@ -1,8 +1,8 @@ -// RUN: %clang_cc1 -E %s -Wall -verify -// RUN: %clang_cc1 -Eonly %s -Wall -verify -// RUN: %clang -M -Wall %s -Xclang -verify -// RUN: %clang -E -frewrite-includes %s -Wall -Xclang -verify -// RUN: %clang -E -dD -dM %s -Wall -Xclang -verify +// RUN: %clang_cc1 -E %s -Wall -ffreestanding -verify +// RUN: %clang_cc1 -Eonly %s -Wall -ffreestanding -verify +// RUN: %clang -M -Wall -ffreestanding %s -Xclang -verify +// RUN: %clang -E -frewrite-includes %s -Wall -ffreestanding -Xclang -verify +// RUN: %clang -E -dD -dM %s -Wall -ffreestanding -Xclang -verify // expected-no-diagnostics #pragma GCC visibility push (default) Index: unittests/Tooling/TestVisitor.h =================================================================== --- unittests/Tooling/TestVisitor.h +++ unittests/Tooling/TestVisitor.h @@ -52,6 +52,7 @@ /// \brief Runs the current AST visitor over the given code. bool runOver(StringRef Code, Language L = Lang_CXX) { std::vector Args; + Args.push_back("-ffreestanding"); switch (L) { case Lang_C: Args.push_back("-x");