clang/test/CodeGen/char-literal.c

   1 // RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm %s -o - | FileCheck -check-prefix=CHECK-C %s
   2 // RUN: %clang_cc1 -x c++ -std=c++11 -triple i386-unknown-unknown -emit-llvm %s -o - | FileCheck -check-prefix=CHECK-CPP0X %s
   3
   4 #include <stddef.h>
   5
   6 int main(void) {
   7   // CHECK-C: store i8 97
   8   // CHECK-CPP0X: store i8 97
   9   char a = 'a';
  10
  11   // Should truncate value (equal to last character).
  12   // CHECK-C: store i8 98
  13   // CHECK-CPP0X: store i8 98
  14   char b = 'ab';
  15
  16   // Should get concatenated characters
  17   // CHECK-C: store i32 24930
  18   // CHECK-CPP0X: store i32 24930
  19   int b1 = 'ab';
  20
  21   // Should get concatenated characters
  22   // CHECK-C: store i32 808464432
  23   // CHECK-CPP0X: store i32 808464432
  24   int b2 = '0000';
  25
  26   // Should get truncated value (last four characters concatenated)
  27   // CHECK-C: store i32 1919512167
  28   // CHECK-CPP0X: store i32 1919512167
  29   int b3 = 'somesillylongstring';
  30
  31   // CHECK-C: store i32 97
  32   // CHECK-CPP0X: store i32 97
  33   wchar_t wa = L'a';
  34
  35 #if __cplusplus >= 201103L
  36   // CHECK-CPP0X: store i16 97
  37   char16_t ua = u'a';
  38
  39   // CHECK-CPP0X: store i32 97
  40   char32_t Ua = U'a';
  41
  42   // CHECK-CPP0X: store i16 1047
  43   char16_t ua1 = u'З';
  44   // CHECK-CPP0X: store i16 12538
  45   char16_t ua2 = u'ヺ';
  46   // CHECK-CPP0X: store i16 -27177
  47   char16_t ua3 = u'闗';
  48
  49   // CHECK-CPP0X: store i32 181
  50   char32_t Ua1 = U'µ';
  51   // CHECK-CPP0X: store i32 38359
  52   char32_t Ua2 = U'闗';
  53   // CHECK-CPP0X: store i32 128128
  54   char32_t Ua3 = U'💀';
  55
  56 #endif
  57
  58   // CHECK-C: store i32 61451
  59   // CHECK-CPP0X: store i32 61451
  60   wchar_t wc = L'\uF00B';
  61
  62 #if __cplusplus >= 201103L
  63   // -4085 == 0xf00b
  64   // CHECK-CPP0X: store i16 -4085
  65   char16_t uc = u'\uF00B';
  66
  67   // CHECK-CPP0X: store i32 61451
  68   char32_t Uc = U'\uF00B';
  69 #endif
  70
  71   // CHECK-C: store i32 1110027
  72   // CHECK-CPP0X: store i32 1110027
  73   wchar_t wd = L'\U0010F00B';
  74
  75 #if __cplusplus >= 201103L
  76   // CHECK-CPP0X: store i32 1110027
  77   char32_t Ud = U'\U0010F00B';
  78 #endif
  79
  80 }