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-rw-r--r--clang/include/clang/Basic/DiagnosticSemaKinds.def3
-rw-r--r--clang/lib/Sema/SemaDeclObjC.cpp5
-rw-r--r--clang/test/SemaObjC/property-nonfragile-abi.m4
3 files changed, 9 insertions, 3 deletions
diff --git a/clang/include/clang/Basic/DiagnosticSemaKinds.def b/clang/include/clang/Basic/DiagnosticSemaKinds.def
index 2d751ad8afb..4d711f72133 100644
--- a/clang/include/clang/Basic/DiagnosticSemaKinds.def
+++ b/clang/include/clang/Basic/DiagnosticSemaKinds.def
@@ -213,6 +213,9 @@ DIAG(error_bad_property_context, ERROR,
DIAG(error_missing_property_ivar_decl, ERROR,
"synthesized property %0 must either be named the same as a compatible"
" ivar or must explicitly name an ivar")
+DIAG(error_synthesized_ivar_yet_not_supported, ERROR,
+ "instance variable synthesis not yet supported"
+ " (need to declare %0 explicitly)")
DIAG(error_property_ivar_type, ERROR,
"type of property %0 does not match type of ivar %1")
DIAG(error_weak_property, ERROR,
diff --git a/clang/lib/Sema/SemaDeclObjC.cpp b/clang/lib/Sema/SemaDeclObjC.cpp
index d90f2adc77a..476b6afea57 100644
--- a/clang/lib/Sema/SemaDeclObjC.cpp
+++ b/clang/lib/Sema/SemaDeclObjC.cpp
@@ -1757,7 +1757,10 @@ Sema::DeclTy *Sema::ActOnPropertyImplDecl(SourceLocation AtLoc,
// Check that this is a previously declared 'ivar' in 'IDecl' interface
Ivar = IDecl->lookupInstanceVariable(PropertyIvar);
if (!Ivar) {
- if (!getLangOptions().ObjCNonFragileABI)
+ if (getLangOptions().ObjCNonFragileABI)
+ Diag(PropertyLoc, diag::error_synthesized_ivar_yet_not_supported)
+ << PropertyId;
+ else
Diag(PropertyLoc, diag::error_missing_property_ivar_decl) << PropertyId;
return 0;
}
diff --git a/clang/test/SemaObjC/property-nonfragile-abi.m b/clang/test/SemaObjC/property-nonfragile-abi.m
index 4a211bd2401..28ad942b59c 100644
--- a/clang/test/SemaObjC/property-nonfragile-abi.m
+++ b/clang/test/SemaObjC/property-nonfragile-abi.m
@@ -16,7 +16,7 @@ typedef signed char BOOL;
@end
@implementation XCDeviceWillExecuteInfoBaton
- // No error is produced with compiling for -arch x86_64 (or "non-fragile" ABI)
- @synthesize sdkPath;
+ // Produce an error when compiling for -arch x86_64 (or "non-fragile" ABI)
+ @synthesize sdkPath; // expected-error{{instance variable synthesis not yet supported (need to declare 'sdkPath' explicitly)}}
@end
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