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authorAkira Hatanaka <ahatanaka@apple.com>2016-02-25 07:08:33 +0000
committerAkira Hatanaka <ahatanaka@apple.com>2016-02-25 07:08:33 +0000
commitbe8f522ef3df6aec5d4c9c2e897865e55bbdb6ff (patch)
tree876b61902361fd9291e007a0a84cf2d51af66d2b
parente5bbca6ae2946c47c407f27b02aab5b5cfb0ecd7 (diff)
downloadbcm5719-llvm-be8f522ef3df6aec5d4c9c2e897865e55bbdb6ff.tar.gz
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[Sema] Remove assert in TreeTransform<Derived>::TransformObjCObjectType.
The assert isn't correct since TypeLoc::ObjCObjectTypeLoc doesn't indicate whether the type is a dependent type. The function returns false for a type like "<SomeProtocol>" which is a synonym for "id<SomeProtocol>". rdar://problem/23838912 Differential Revision: http://reviews.llvm.org/D17355 llvm-svn: 261829
-rw-r--r--clang/lib/Sema/TreeTransform.h1
-rw-r--r--clang/test/SemaObjCXX/base-type-as-written.mm9
2 files changed, 9 insertions, 1 deletions
diff --git a/clang/lib/Sema/TreeTransform.h b/clang/lib/Sema/TreeTransform.h
index 624839cc944..627165fa2c7 100644
--- a/clang/lib/Sema/TreeTransform.h
+++ b/clang/lib/Sema/TreeTransform.h
@@ -5932,7 +5932,6 @@ TreeTransform<Derived>::TransformObjCObjectType(TypeLocBuilder &TLB,
}
ObjCObjectTypeLoc NewT = TLB.push<ObjCObjectTypeLoc>(Result);
- assert(TL.hasBaseTypeAsWritten() && "Can't be dependent");
NewT.setHasBaseTypeAsWritten(true);
NewT.setTypeArgsLAngleLoc(TL.getTypeArgsLAngleLoc());
for (unsigned i = 0, n = TL.getNumTypeArgs(); i != n; ++i)
diff --git a/clang/test/SemaObjCXX/base-type-as-written.mm b/clang/test/SemaObjCXX/base-type-as-written.mm
new file mode 100644
index 00000000000..05962e3f288
--- /dev/null
+++ b/clang/test/SemaObjCXX/base-type-as-written.mm
@@ -0,0 +1,9 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+// Make sure we don't crash in TreeTransform<Derived>::TransformObjCObjectType.
+
+@protocol P1
+@end
+
+template <class T1><P1> foo1(T1) { // expected-warning {{protocol has no object type specified; defaults to qualified 'id'}}
+ foo1(0);
+}
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