r267772 - Set the default C standard to C99 when targeting the PS4.
Sunil Srivastava via cfe-commits
cfe-commits at lists.llvm.org
Wed Apr 27 12:53:03 PDT 2016
Author: ssrivastava
Date: Wed Apr 27 14:53:03 2016
New Revision: 267772
URL: http://llvm.org/viewvc/llvm-project?rev=267772&view=rev
Log:
Set the default C standard to C99 when targeting the PS4.
Patch by Douglas Yung!
Differential Revision: http://reviews.llvm.org/D19003
Modified:
cfe/trunk/include/clang/Frontend/CompilerInvocation.h
cfe/trunk/lib/Frontend/CompilerInvocation.cpp
cfe/trunk/test/FixIt/fixit-errors.c
cfe/trunk/test/Preprocessor/init.c
cfe/trunk/test/Sema/attr-deprecated.c
cfe/trunk/test/Sema/nullability.c
cfe/trunk/test/SemaObjC/objcbridge-attribute-arc.m
Modified: cfe/trunk/include/clang/Frontend/CompilerInvocation.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Frontend/CompilerInvocation.h?rev=267772&r1=267771&r2=267772&view=diff
==============================================================================
--- cfe/trunk/include/clang/Frontend/CompilerInvocation.h (original)
+++ cfe/trunk/include/clang/Frontend/CompilerInvocation.h Wed Apr 27 14:53:03 2016
@@ -153,8 +153,10 @@ public:
///
/// \param Opts - The LangOptions object to set up.
/// \param IK - The input language.
+ /// \param T - The target triple.
/// \param LangStd - The input language standard.
static void setLangDefaults(LangOptions &Opts, InputKind IK,
+ const llvm::Triple &T,
LangStandard::Kind LangStd = LangStandard::lang_unspecified);
/// \brief Retrieve a module hash string that is suitable for uniquely
Modified: cfe/trunk/lib/Frontend/CompilerInvocation.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/CompilerInvocation.cpp?rev=267772&r1=267771&r2=267772&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/CompilerInvocation.cpp (original)
+++ cfe/trunk/lib/Frontend/CompilerInvocation.cpp Wed Apr 27 14:53:03 2016
@@ -1344,6 +1344,7 @@ static void ParseHeaderSearchArgs(Header
}
void CompilerInvocation::setLangDefaults(LangOptions &Opts, InputKind IK,
+ const llvm::Triple &T,
LangStandard::Kind LangStd) {
// Set some properties which depend solely on the input kind; it would be nice
// to move these to the language standard, and have the driver resolve the
@@ -1376,7 +1377,11 @@ void CompilerInvocation::setLangDefaults
case IK_PreprocessedC:
case IK_ObjC:
case IK_PreprocessedObjC:
- LangStd = LangStandard::lang_gnu11;
+ // The PS4 uses C99 as the default C standard.
+ if (T.isPS4())
+ LangStd = LangStandard::lang_gnu99;
+ else
+ LangStd = LangStandard::lang_gnu11;
break;
case IK_CXX:
case IK_PreprocessedCXX:
@@ -1529,7 +1534,8 @@ static void ParseLangArgs(LangOptions &O
LangStd = OpenCLLangStd;
}
- CompilerInvocation::setLangDefaults(Opts, IK, LangStd);
+ llvm::Triple T(TargetOpts.Triple);
+ CompilerInvocation::setLangDefaults(Opts, IK, T, LangStd);
// We abuse '-f[no-]gnu-keywords' to force overriding all GNU-extension
// keywords. This behavior is provided by GCC's poorly named '-fasm' flag,
@@ -1851,7 +1857,6 @@ static void ParseLangArgs(LangOptions &O
// Provide diagnostic when a given target is not expected to be an OpenMP
// device or host.
if (Opts.OpenMP && !Opts.OpenMPIsDevice) {
- llvm::Triple T(TargetOpts.Triple);
switch (T.getArch()) {
default:
break;
Modified: cfe/trunk/test/FixIt/fixit-errors.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/FixIt/fixit-errors.c?rev=267772&r1=267771&r2=267772&view=diff
==============================================================================
--- cfe/trunk/test/FixIt/fixit-errors.c (original)
+++ cfe/trunk/test/FixIt/fixit-errors.c Wed Apr 27 14:53:03 2016
@@ -22,6 +22,8 @@ void test_point() {
(void)get_origin->x; // expected-error {{base of member reference is a function; perhaps you meant to call it with no arguments?}}
}
+// These errors require C11.
+#if __STDC_VERSION__ > 199901L
void noreturn_1() _Noreturn; // expected-error {{must precede function declarator}}
void noreturn_1() {
return; // expected-warning {{should not return}}
@@ -29,3 +31,4 @@ void noreturn_1() {
void noreturn_2() _Noreturn { // expected-error {{must precede function declarator}}
return; // expected-warning {{should not return}}
}
+#endif
Modified: cfe/trunk/test/Preprocessor/init.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Preprocessor/init.c?rev=267772&r1=267771&r2=267772&view=diff
==============================================================================
--- cfe/trunk/test/Preprocessor/init.c (original)
+++ cfe/trunk/test/Preprocessor/init.c Wed Apr 27 14:53:03 2016
@@ -88,7 +88,6 @@
// COMMON:#define __ORDER_LITTLE_ENDIAN__ 1234
// COMMON:#define __ORDER_PDP_ENDIAN__ 3412
// COMMON:#define __STDC_HOSTED__ 1
-// COMMON:#define __STDC_VERSION__ 201112L
// COMMON:#define __STDC__ 1
// COMMON:#define __VERSION__ {{.*}}
// COMMON:#define __clang__ 1
@@ -98,7 +97,13 @@
// COMMON:#define __clang_version__ {{.*}}
// COMMON:#define __llvm__ 1
//
+// RUN: %clang_cc1 -E -dM -triple=x86_64-pc-win32 < /dev/null | FileCheck -match-full-lines -check-prefix C-DEFAULT %s
+// RUN: %clang_cc1 -E -dM -triple=x86_64-pc-linux-gnu < /dev/null | FileCheck -match-full-lines -check-prefix C-DEFAULT %s
+// RUN: %clang_cc1 -E -dM -triple=x86_64-apple-darwin < /dev/null | FileCheck -match-full-lines -check-prefix C-DEFAULT %s
+// RUN: %clang_cc1 -E -dM -triple=armv7a-apple-darwin < /dev/null | FileCheck -match-full-lines -check-prefix C-DEFAULT %s
//
+// C-DEFAULT:#define __STDC_VERSION__ 201112L
+//
// RUN: %clang_cc1 -ffreestanding -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix FREESTANDING %s
// FREESTANDING:#define __STDC_HOSTED__ 0
//
@@ -8361,6 +8366,7 @@
// PS4:#define __SSE2__ 1
// PS4:#define __SSE_MATH__ 1
// PS4:#define __SSE__ 1
+// PS4:#define __STDC_VERSION__ 199901L
// PS4:#define __UINTMAX_TYPE__ long unsigned int
// PS4:#define __USER_LABEL_PREFIX__
// PS4:#define __WCHAR_MAX__ 65535
Modified: cfe/trunk/test/Sema/attr-deprecated.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Sema/attr-deprecated.c?rev=267772&r1=267771&r2=267772&view=diff
==============================================================================
--- cfe/trunk/test/Sema/attr-deprecated.c (original)
+++ cfe/trunk/test/Sema/attr-deprecated.c Wed Apr 27 14:53:03 2016
@@ -122,5 +122,10 @@ struct test22 {
};
typedef int test23_ty __attribute((deprecated));
+// Redefining a typedef is a C11 feature.
+#if __STDC_VERSION__ <= 199901L
+// expected-note at -3 {{'test23_ty' has been explicitly marked deprecated here}}
+#else
typedef int test23_ty; // expected-note {{'test23_ty' has been explicitly marked deprecated here}}
+#endif
test23_ty test23_v; // expected-warning {{'test23_ty' is deprecated}}
Modified: cfe/trunk/test/Sema/nullability.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Sema/nullability.c?rev=267772&r1=267771&r2=267772&view=diff
==============================================================================
--- cfe/trunk/test/Sema/nullability.c (original)
+++ cfe/trunk/test/Sema/nullability.c Wed Apr 27 14:53:03 2016
@@ -8,7 +8,11 @@
typedef int * int_ptr;
// Parse nullability type specifiers.
-typedef int * _Nonnull nonnull_int_ptr; // expected-note{{'_Nonnull' specified here}}
+// This note requires C11.
+#if __STDC_VERSION__ > 199901L
+// expected-note at +2{{'_Nonnull' specified here}}
+#endif
+typedef int * _Nonnull nonnull_int_ptr;
typedef int * _Nullable nullable_int_ptr;
typedef int * _Null_unspecified null_unspecified_int_ptr;
@@ -23,9 +27,14 @@ typedef int * _Null_unspecified _Nonnull
typedef nonnull_int_ptr _Nonnull redundant_okay_1;
// Conflicting nullability specifiers via a typedef are not.
+// Some of these errors require C11.
+#if __STDC_VERSION__ > 199901L
typedef nonnull_int_ptr _Nullable conflicting_2; // expected-error{{nullability specifier '_Nullable' conflicts with existing specifier '_Nonnull'}}
+#endif
typedef nonnull_int_ptr nonnull_int_ptr_typedef;
+#if __STDC_VERSION__ > 199901L
typedef nonnull_int_ptr_typedef _Nullable conflicting_2; // expected-error{{nullability specifier '_Nullable' conflicts with existing specifier '_Nonnull'}}
+#endif
typedef nonnull_int_ptr_typedef nonnull_int_ptr_typedef_typedef;
typedef nonnull_int_ptr_typedef_typedef _Null_unspecified conflicting_3; // expected-error{{nullability specifier '_Null_unspecified' conflicts with existing specifier '_Nonnull'}}
@@ -69,8 +78,11 @@ typedef _Nonnull int * _Nullable * conf
// Nullability is not part of the canonical type.
typedef int * _Nonnull ambiguous_int_ptr;
+// Redefining a typedef is a C11 feature.
+#if __STDC_VERSION__ > 199901L
typedef int * ambiguous_int_ptr;
typedef int * _Nullable ambiguous_int_ptr;
+#endif
// Printing of nullability.
float f;
Modified: cfe/trunk/test/SemaObjC/objcbridge-attribute-arc.m
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/SemaObjC/objcbridge-attribute-arc.m?rev=267772&r1=267771&r2=267772&view=diff
==============================================================================
--- cfe/trunk/test/SemaObjC/objcbridge-attribute-arc.m (original)
+++ cfe/trunk/test/SemaObjC/objcbridge-attribute-arc.m Wed Apr 27 14:53:03 2016
@@ -23,7 +23,10 @@ typedef struct __CFSetRef * CFSetRef __a
typedef union __CFUColor __attribute__((objc_bridge(NSUColor))) * CFUColorRef; // expected-error {{parameter of 'objc_bridge' attribute must be 'id' when used on a typedef}}
-typedef union __CFUColor __attribute__((objc_bridge(NSUColor))) * CFUColorRef; // expected-error {{parameter of 'objc_bridge' attribute must be 'id' when used on a typedef}}
+// This error requires C11.
+#if __STDC_VERSION__ > 199901L
+typedef union __CFUColor __attribute__((objc_bridge(NSUColor))) * CFUColorRef; // expected-error {{parameter of 'objc_bridge' attribute must be 'id' when used on a typedef}}
+#endif
typedef union __CFUColor __attribute__((objc_bridge(NSUColor))) *CFUColor1Ref; // expected-error {{parameter of 'objc_bridge' attribute must be 'id' when used on a typedef}}
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