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| author | Erik Pilkington <erik.pilkington@gmail.com> | 2019-08-12 18:31:27 +0000 |
|---|---|---|
| committer | Erik Pilkington <erik.pilkington@gmail.com> | 2019-08-12 18:31:27 +0000 |
| commit | 0a223d981e6d57a051c77a65cdee9f7024e1bc35 (patch) | |
| tree | f837ce87f925bc9a43774ba8126428b262a1af57 /clang/test/SemaCXX/builtin-bit-cast.cpp | |
| parent | 1308011e1b5c5382281a63dd4191a1784f8d2295 (diff) | |
| download | bcm5719-llvm-0a223d981e6d57a051c77a65cdee9f7024e1bc35.tar.gz bcm5719-llvm-0a223d981e6d57a051c77a65cdee9f7024e1bc35.zip | |
[Sema] Require a complete type for __builtin_bit_cast operands
Fixes llvm.org/PR42936
llvm-svn: 368600
Diffstat (limited to 'clang/test/SemaCXX/builtin-bit-cast.cpp')
| -rw-r--r-- | clang/test/SemaCXX/builtin-bit-cast.cpp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/clang/test/SemaCXX/builtin-bit-cast.cpp b/clang/test/SemaCXX/builtin-bit-cast.cpp index 3dddadc5617..87919d9d9d2 100644 --- a/clang/test/SemaCXX/builtin-bit-cast.cpp +++ b/clang/test/SemaCXX/builtin-bit-cast.cpp @@ -37,3 +37,12 @@ constexpr unsigned long ul = __builtin_bit_cast(unsigned long, not_trivially_cop // expected-error@+1 {{__builtin_bit_cast destination type must be trivially copyable}} constexpr long us = __builtin_bit_cast(unsigned long &, 0L); + +namespace PR42936 { +template <class T> struct S { int m; }; + +extern S<int> extern_decl; + +int x = __builtin_bit_cast(int, extern_decl); +S<char> y = __builtin_bit_cast(S<char>, 0); +} |
