Add the clang library to the repo (with some of my changes, too).

1 files changed, 90 insertions, 0 deletions

diff --git a/clang/test/CodeGen/char-literal.c b/clang/test/CodeGen/char-literal.c
new file mode 100644
index 0000000..237d4b2
--- /dev/null
+++ b/clang/test/CodeGen/char-literal.c
@@ -0,0 +1,90 @@
+// 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-C: store i8 97
+  // CHECK-CPP0X: store i8 97
+  char a = 'a';
+
+  // Should truncate value (equal to last character).
+  // CHECK-C: store i8 98
+  // CHECK-CPP0X: store i8 98
+  char b = 'ab';
+
+  // Should get concatenated characters
+  // CHECK-C: store i32 24930
+  // CHECK-CPP0X: store i32 24930
+  int b1 = 'ab';
+
+  // Should get concatenated characters
+  // CHECK-C: store i32 808464432
+  // CHECK-CPP0X: store i32 808464432
+  int b2 = '0000';
+
+  // Should get truncated value (last four characters concatenated)
+  // CHECK-C: store i32 1919512167
+  // CHECK-CPP0X: store i32 1919512167
+  int b3 = 'somesillylongstring';
+
+  // CHECK-C: store i32 97
+  // CHECK-CPP0X: store i32 97
+  wchar_t wa = L'a';
+
+  // Should pick second character.
+  // 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';
+
+  // CHECK-CPP0X: store i32 97
+  char32_t Ua = U'a';
+
+  // CHECK-CPP0X: store i16 1047
+  char16_t ua1 = u'З';
+  // CHECK-CPP0X: store i16 12538
+  char16_t ua2 = u'ヺ';
+  // CHECK-CPP0X: store i16 -27177
+  char16_t ua3 = u'闗';
+
+  // CHECK-CPP0X: store i32 181
+  char32_t Ua1 = U'µ';
+  // CHECK-CPP0X: store i32 38359
+  char32_t Ua2 = U'闗';
+  // CHECK-CPP0X: store i32 128128
+  char32_t Ua3 = U'💀';
+
+#endif
+
+  // CHECK-C: store i32 61451
+  // CHECK-CPP0X: store i32 61451
+  wchar_t wc = L'\uF00B';
+
+#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
+  // CHECK-CPP0X: store i32 1110027
+  char32_t Ud = U'\U0010F00B';
+#endif
+
+  // Should pick second character.
+  // CHECK-C: store i32 1110027
+  // CHECK-CPP0X: store i32 1110027
+  wchar_t we = L'\u1234\U0010F00B';
+}