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      1 // RUN: %clang -ccc-host-triple le32-unknown-nacl -ccc-clang-archs le32 -ccc-echo %s -emit-llvm-only -c 2>&1 | FileCheck %s -check-prefix=ECHO
      2 // RUN: %clang -ccc-host-triple le32-unknown-nacl -ccc-clang-archs le32 %s -emit-llvm -S -c -o - | FileCheck %s
      3 // RUN: %clang -ccc-host-triple le32-unknown-nacl -ccc-clang-archs le32 %s -emit-llvm -S -c -pthread -o - | FileCheck %s -check-prefix=THREADS
      4 
      5 // ECHO: {{.*}} -cc1 {{.*}}le32-unknown-nacl.c
      6 
      7 // Check platform defines
      8 #include <stdarg.h>
      9 #include <stddef.h>
     10 
     11 extern "C" {
     12 
     13 // CHECK: @align_c = global i32 1
     14 int align_c = __alignof(char);
     15 
     16 // CHECK: @align_s = global i32 2
     17 int align_s = __alignof(short);
     18 
     19 // CHECK: @align_i = global i32 4
     20 int align_i = __alignof(int);
     21 
     22 // CHECK: @align_l = global i32 4
     23 int align_l = __alignof(long);
     24 
     25 // CHECK: @align_ll = global i32 8
     26 int align_ll = __alignof(long long);
     27 
     28 // CHECK: @align_p = global i32 4
     29 int align_p = __alignof(void*);
     30 
     31 // CHECK: @align_f = global i32 4
     32 int align_f = __alignof(float);
     33 
     34 // CHECK: @align_d = global i32 8
     35 int align_d = __alignof(double);
     36 
     37 // CHECK: @align_ld = global i32 8
     38 int align_ld = __alignof(long double);
     39 
     40 // CHECK: @align_vl = global i32 4
     41 int align_vl = __alignof(va_list);
     42 
     43 // CHECK: __native_client__defined
     44 #ifdef __native_client__
     45 void __native_client__defined() {}
     46 #endif
     47 
     48 // CHECK: __le32__defined
     49 #ifdef __le32__
     50 void __le32__defined() {}
     51 #endif
     52 
     53 // CHECK: __pnacl__defined
     54 #ifdef __pnacl__
     55 void __pnacl__defined() {}
     56 #endif
     57 
     58 // CHECK: unixdefined
     59 #ifdef unix
     60 void unixdefined() {}
     61 #endif
     62 
     63 // CHECK: __ELF__defined
     64 #ifdef __ELF__
     65 void __ELF__defined() {}
     66 #endif
     67 
     68 // CHECK: _GNU_SOURCEdefined
     69 #ifdef _GNU_SOURCE
     70 void _GNU_SOURCEdefined() {}
     71 #endif
     72 
     73 // THREADS: _REENTRANTdefined
     74 // CHECK: _REENTRANTundefined
     75 #ifdef _REENTRANT
     76 void _REENTRANTdefined() {}
     77 #else
     78 void _REENTRANTundefined() {}
     79 #endif
     80 
     81 // Check types
     82 
     83 // CHECK: signext i8 @check_char()
     84 char check_char() { return 0; }
     85 
     86 // CHECK: signext i16 @check_short()
     87 short check_short() { return 0; }
     88 
     89 // CHECK: i32 @check_int()
     90 int check_int() { return 0; }
     91 
     92 // CHECK: i32 @check_long()
     93 long check_long() { return 0; }
     94 
     95 // CHECK: i64 @check_longlong()
     96 long long check_longlong() { return 0; }
     97 
     98 // CHECK: zeroext i8 @check_uchar()
     99 unsigned char check_uchar() { return 0; }
    100 
    101 // CHECK: zeroext i16 @check_ushort()
    102 unsigned short check_ushort() { return 0; }
    103 
    104 // CHECK: i32 @check_uint()
    105 unsigned int check_uint() { return 0; }
    106 
    107 // CHECK: i32 @check_ulong()
    108 unsigned long check_ulong() { return 0; }
    109 
    110 // CHECK: i64 @check_ulonglong()
    111 unsigned long long check_ulonglong() { return 0; }
    112 
    113 // CHECK: i32 @check_size_t()
    114 size_t check_size_t() { return 0; }
    115 
    116 // CHECK: float @check_float()
    117 float check_float() { return 0; }
    118 
    119 // CHECK: double @check_double()
    120 double check_double() { return 0; }
    121 
    122 // CHECK: double @check_longdouble()
    123 long double check_longdouble() { return 0; }
    124 
    125 }
    126 
    127 template<int> void Switch();
    128 template<> void Switch<4>();
    129 template<> void Switch<8>();
    130 template<> void Switch<16>();
    131 
    132 void check_pointer_size() {
    133   // CHECK: SwitchILi4
    134   Switch<sizeof(void*)>();
    135 
    136   // CHECK: SwitchILi8
    137   Switch<sizeof(long long)>();
    138 
    139   // CHECK: SwitchILi16
    140   Switch<sizeof(va_list)>();
    141 }
    142