Vendor import of clang release_30 branch r142614:vendor/clang/clang-r142614

http://llvm.org/svn/llvm-project/cfe/branches/release_30@142614

1 files changed, 68 insertions, 10 deletions

diff --git a/test/CodeGen/char-literal.c b/test/CodeGen/char-literal.c
index 322041c0049a..5963ede392af 100644
--- a/test/CodeGen/char-literal.c
+++ b/test/CodeGen/char-literal.c
@@ -1,35 +1,93 @@
-// RUN: %clang_cc1 -x c++ -triple i386-unknown-unknown -emit-llvm %s -o - | FileCheck %s
-// Runs in c++ mode so that wchar_t is available.
+// RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm %s -o - | FileCheck -check-prefix=C %s
+// RUN: %clang_cc1 -x c++ -triple i386-unknown-unknown -emit-llvm %s -o - | FileCheck -check-prefix=C %s
+// RUN: %clang_cc1 -x c++ -std=c++11 -triple i386-unknown-unknown -emit-llvm %s -o - | FileCheck -check-prefix=CPP0X %s
+
+#include <stddef.h>
 
 int main() {
-  // CHECK: store i8 97
+  // CHECK-C: store i8 97
+  // CHECK-CPP0X: store i8 97
   char a = 'a';
 
   // Should pick second character.
-  // CHECK: store i8 98
+  // CHECK-C: store i8 98
+  // CHECK-CPP0X: store i8 98
   char b = 'ab';
 
-  // CHECK: store i32 97
+  // CHECK-C: store i32 97
+  // CHECK-CPP0X: store i32 97
   wchar_t wa = L'a';
 
   // Should pick second character.
-  // CHECK: store i32 98
+  // CHECK-C: store i32 98
+  // CHECK-CPP0X: store i32 98
   wchar_t wb = L'ab';
 
+#if __cplusplus >= 201103L
+  // CHECK-CPP0X: store i16 97
+  char16_t ua = u'a';
+
+  // Should pick second character.
+  // CHECK-CPP0X: store i16 98
+  char16_t ub = u'ab';
+
+  // CHECK-CPP0X: store i32 97
+  char32_t Ua = U'a';
+
+  // Should pick second character.
+  // CHECK-CPP0X: store i32 98
+  char32_t Ub = U'ab';
+#endif
+
   // Should pick last character and store its lowest byte.
   // This does not match gcc, which takes the last character, converts it to
   // utf8, and then picks the second-lowest byte of that (they probably store
   // the utf8 in uint16_ts internally and take the lower byte of that).
-  // CHECK: store i8 48
+  // CHECK-C: store i8 48
+  // CHECK-CPP0X: store i8 48
   char c = '\u1120\u0220\U00102030';
 
-  // CHECK: store i32 61451
+  // CHECK-C: store i32 61451
+  // CHECK-CPP0X: store i32 61451
   wchar_t wc = L'\uF00B';
 
-  // CHECK: store i32 1110027
+#if __cplusplus >= 201103L
+  // -4085 == 0xf00b
+  // CHECK-CPP0X: store i16 -4085
+  char16_t uc = u'\uF00B';
+
+  // CHECK-CPP0X: store i32 61451
+  char32_t Uc = U'\uF00B';
+#endif
+
+  // CHECK-C: store i32 1110027
+  // CHECK-CPP0X: store i32 1110027
   wchar_t wd = L'\U0010F00B';
 
+#if __cplusplus >= 201103L
+  // Should take lower word of the 4byte UNC sequence. This does not match
+  // gcc. I don't understand what gcc does (it looks like it converts to utf16,
+  // then takes the second (!) utf16 word, swaps the lower two nibbles, and
+  // stores that?).
+  // CHECK-CPP0X: store i16 -4085
+  char16_t ud = u'\U0010F00B';  // has utf16 encoding dbc8 dcb0
+
+  // CHECK-CPP0X: store i32 1110027
+  char32_t Ud = U'\U0010F00B';
+#endif
+
   // Should pick second character.
-  // CHECK: store i32 1110027
+  // CHECK-C: store i32 1110027
+  // CHECK-CPP0X: store i32 1110027
   wchar_t we = L'\u1234\U0010F00B';
+
+#if __cplusplus >= 201103L
+  // Should pick second character.
+  // CHECK-CPP0X: store i16 -4085
+  char16_t ue = u'\u1234\U0010F00B';
+
+  // Should pick second character.
+  // CHECK-CPP0X: store i32 1110027
+  char32_t Ue = U'\u1234\U0010F00B';
+#endif
 }