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authordim <dim@FreeBSD.org>2013-12-22 00:07:40 +0000
committerdim <dim@FreeBSD.org>2013-12-22 00:07:40 +0000
commit952eddef9aff85b1e92626e89baaf7a360e2ac85 (patch)
treedf8df0b0067b381eab470a3b8f28d14a552a6340 /test/CodeGenCXX/cxx1y-variable-template.cpp
parentea266cad53e3d49771fa38103913d3ec7a166694 (diff)
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Vendor import of clang release_34 branch r197841 (effectively, 3.4 RC3):
https://llvm.org/svn/llvm-project/cfe/branches/release_34@197841
Diffstat (limited to 'test/CodeGenCXX/cxx1y-variable-template.cpp')
-rw-r--r--test/CodeGenCXX/cxx1y-variable-template.cpp24
1 files changed, 24 insertions, 0 deletions
diff --git a/test/CodeGenCXX/cxx1y-variable-template.cpp b/test/CodeGenCXX/cxx1y-variable-template.cpp
new file mode 100644
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+++ b/test/CodeGenCXX/cxx1y-variable-template.cpp
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+// RUN: %clang_cc1 -std=c++1y -triple x86_64-linux-gnu -emit-llvm -o - %s | FileCheck %s
+
+// Check that we keep the 'extern' when we instantiate the definition of this
+// variable template specialization.
+template<typename T> extern const int extern_redecl;
+template<typename T> const int extern_redecl = 5;
+template const int extern_redecl<int>;
+
+// CHECK: @_Z13extern_redeclIiE = weak_odr constant
+
+template<typename T> struct Outer {
+ template<typename U> struct Inner {
+ template<typename V> static int arr[];
+ };
+};
+Outer<char[100]> outer_int;
+int init_arr();
+template<typename T> template<typename U> template<typename V> int Outer<T>::Inner<U>::arr[sizeof(T) + sizeof(U) + sizeof(V)] = { init_arr() };
+int *p = Outer<char[100]>::Inner<char[20]>::arr<char[3]>;
+
+// CHECK: @_ZN5OuterIA100_cE5InnerIA20_cE3arrIA3_cEE = weak_odr global [123 x i32] zeroinitializer
+// CHECK: @_ZGVN5OuterIA100_cE5InnerIA20_cE3arrIA3_cEE = weak_odr global
+
+// CHECK: call {{.*}}@_Z8init_arrv
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