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      1 // RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm %s -o - | FileCheck -check-prefix=CHECK-C %s
      2 // RUN: %clang_cc1 -x c++ -triple i386-unknown-unknown -emit-llvm %s -o - | FileCheck -check-prefix=CHECK-C %s
      3 // RUN: %clang_cc1 -x c++ -std=c++11 -triple i386-unknown-unknown -emit-llvm %s -o - | FileCheck -check-prefix=CHECK-CXX11 %s
      4 // RUN: %clang_cc1 -x c -std=c11 -triple i386-unknown-unknown -emit-llvm %s -o - | FileCheck -check-prefix=CHECK-C11 %s
      5 
      6 #include <stddef.h>
      7 
      8 #ifndef __cplusplus
      9 typedef __WCHAR_TYPE__ wchar_t;
     10 typedef __CHAR16_TYPE__ char16_t;
     11 typedef __CHAR32_TYPE__ char32_t;
     12 #endif
     13 
     14 int main() {
     15   // CHECK-C: private unnamed_addr constant [10 x i8] c"abc\00\00\00\00\00\00\00", align 1
     16   // CHECK-C11: private unnamed_addr constant [10 x i8] c"abc\00\00\00\00\00\00\00", align 1
     17   // CHECK-CXX11: private unnamed_addr constant [10 x i8] c"abc\00\00\00\00\00\00\00", align 1
     18   char a[10] = "abc";
     19 
     20   // This should convert to utf8.
     21   // CHECK-C: private unnamed_addr constant [10 x i8] c"\E1\84\A0\C8\A0\F4\82\80\B0\00", align 1
     22   // CHECK-C11: private unnamed_addr constant [10 x i8] c"\E1\84\A0\C8\A0\F4\82\80\B0\00", align 1
     23   // CHECK-CXX11: private unnamed_addr constant [10 x i8] c"\E1\84\A0\C8\A0\F4\82\80\B0\00", align 1
     24   char b[10] = "\u1120\u0220\U00102030";
     25 
     26   // CHECK-C: private unnamed_addr constant [3 x i32] [i32 65, i32 66, i32 0], align 4
     27   // CHECK-C11: private unnamed_addr constant [3 x i32] [i32 65, i32 66, i32 0], align 4
     28   // CHECK-CXX11: private unnamed_addr constant [3 x i32] [i32 65, i32 66, i32 0], align 4
     29   const wchar_t *foo = L"AB";
     30 
     31   // CHECK-C: private unnamed_addr constant [3 x i32] [i32 4660, i32 1110027, i32 0], align 4
     32   // CHECK-C11: private unnamed_addr constant [3 x i32] [i32 4660, i32 1110027, i32 0], align 4
     33   // CHECK-CXX11: private unnamed_addr constant [3 x i32] [i32 4660, i32 1110027, i32 0], align 4
     34   const wchar_t *bar = L"\u1234\U0010F00B";
     35 
     36   // CHECK-C: private unnamed_addr constant [3 x i32] [i32 4660, i32 1110028, i32 0], align 4
     37   // CHECK-C11: private unnamed_addr constant [3 x i32] [i32 4660, i32 1110028, i32 0], align 4
     38   // CHECK-CXX11: private unnamed_addr constant [3 x i32] [i32 4660, i32 1110028, i32 0], align 4
     39   const wchar_t *baz = L"\u1234" "\U0010F00C";
     40 
     41 #if __cplusplus >= 201103L || __STDC_VERSION__ >= 201112L
     42   // CHECK-C11: private unnamed_addr constant [3 x i32] [i32 67, i32 68, i32 0], align 4
     43   // CHECK-CXX11: private unnamed_addr constant [3 x i32] [i32 67, i32 68, i32 0], align 4
     44   const char32_t *c = U"CD";
     45 
     46   // CHECK-C11: private unnamed_addr constant [3 x i32] [i32 4661, i32 1110028, i32 0], align 4
     47   // CHECK-CXX11: private unnamed_addr constant [3 x i32] [i32 4661, i32 1110028, i32 0], align 4
     48   const char32_t *d = U"\u1235\U0010F00C";
     49 
     50   // CHECK-C11: private unnamed_addr constant [3 x i32] [i32 4661, i32 1110027, i32 0], align 4
     51   // CHECK-CXX11: private unnamed_addr constant [3 x i32] [i32 4661, i32 1110027, i32 0], align 4
     52   const char32_t *o = "\u1235" U"\U0010F00B";
     53 
     54   // CHECK-C11: private unnamed_addr constant [3 x i16] [i16 69, i16 70, i16 0], align 2
     55   // CHECK-CXX11: private unnamed_addr constant [3 x i16] [i16 69, i16 70, i16 0], align 2
     56   const char16_t *e = u"EF";
     57 
     58   // This should convert to utf16.
     59   // CHECK-C11: private unnamed_addr constant [5 x i16] [i16 4384, i16 544, i16 -9272, i16 -9168, i16 0], align 2
     60   // CHECK-CXX11: private unnamed_addr constant [5 x i16] [i16 4384, i16 544, i16 -9272, i16 -9168, i16 0], align 2
     61   const char16_t *f = u"\u1120\u0220\U00102030";
     62 
     63   // This should convert to utf16.
     64   // CHECK-C11: private unnamed_addr constant [5 x i16] [i16 4384, i16 800, i16 -9272, i16 -9168, i16 0], align 2
     65   // CHECK-CXX11: private unnamed_addr constant [5 x i16] [i16 4384, i16 800, i16 -9272, i16 -9168, i16 0], align 2
     66   const char16_t *p = u"\u1120\u0320" "\U00102030";
     67 
     68   // CHECK-C11: private unnamed_addr constant [4 x i8] c"def\00", align 1
     69   // CHECK-CXX11: private unnamed_addr constant [4 x i8] c"def\00", align 1
     70   const char *g = u8"def";
     71 
     72 #ifdef __cplusplus
     73   // CHECK-CXX11: private unnamed_addr constant [4 x i8] c"ghi\00", align 1
     74   const char *h = R"foo(ghi)foo";
     75 
     76   // CHECK-CXX11: private unnamed_addr constant [4 x i8] c"jkl\00", align 1
     77   const char *i = u8R"bar(jkl)bar";
     78 
     79   // CHECK-CXX11: private unnamed_addr constant [3 x i16] [i16 71, i16 72, i16 0], align 2
     80   const char16_t *j = uR"foo(GH)foo";
     81 
     82   // CHECK-CXX11: private unnamed_addr constant [3 x i32] [i32 73, i32 74, i32 0], align 4
     83   const char32_t *k = UR"bar(IJ)bar";
     84 
     85   // CHECK-CXX11: private unnamed_addr constant [3 x i32] [i32 75, i32 76, i32 0], align 4
     86   const wchar_t *l = LR"bar(KL)bar";
     87 
     88   // CHECK-CXX11: private unnamed_addr constant [9 x i8] c"abc\5Cndef\00", align 1
     89   const char *m = R"(abc\ndef)";
     90 
     91   // CHECK-CXX11: private unnamed_addr constant [8 x i8] c"abc\0Adef\00", align 1
     92   const char *n = R"(abc
     93 def)";
     94 
     95   // CHECK-CXX11: private unnamed_addr constant [11 x i8] c"abc\0Adefghi\00", align 1
     96   const char *q = R"(abc
     97 def)" "ghi";
     98 
     99   // CHECK-CXX11: private unnamed_addr constant [13 x i8] c"abc\5C\0A??=\0Adef\00", align 1
    100   const char *r = R\
    101 "(abc\
    102 ??=
    103 def)";
    104 
    105 #endif
    106 #endif
    107 }
    108