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-rw-r--r--test/CodeGen/char-literal.c78
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
}