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150
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1 // RUN: %clang_cc1 -triple i686-windows-msvc -fms-extensions -emit-llvm -std=c11 -O0 -o - %s | FileCheck %s
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2 // RUN: %clang_cc1 -triple x86_64-windows-msvc -fms-extensions -emit-llvm -std=c11 -O0 -o - %s | FileCheck %s
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3 // RUN: %clang_cc1 -triple i686-windows-gnu -fms-extensions -emit-llvm -std=c11 -O0 -o - %s | FileCheck %s
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4 // RUN: %clang_cc1 -triple x86_64-windows-gnu -fms-extensions -emit-llvm -std=c11 -O0 -o - %s | FileCheck %s
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5
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6
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7
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8 //===----------------------------------------------------------------------===//
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9 // Globals
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10 //===----------------------------------------------------------------------===//
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11
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12 // Declarations are not exported.
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13 // CHECK-NOT: @ExternGlobalDecl
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14 __declspec(dllexport) extern int ExternGlobalDecl;
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15
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16 // dllexport implies a definition.
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173
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17 // CHECK-DAG: @GlobalDef = dso_local dllexport global i32 0, align 4
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150
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18 __declspec(dllexport) int GlobalDef;
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19
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20 // Export definition.
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21 // CHECK-DAG: @GlobalInit = dso_local dllexport global i32 1, align 4
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22 __declspec(dllexport) int GlobalInit = 1;
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23
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24 // Declare, then export definition.
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25 // CHECK-DAG: @GlobalDeclInit = dso_local dllexport global i32 1, align 4
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26 __declspec(dllexport) extern int GlobalDeclInit;
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27 int GlobalDeclInit = 1;
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28
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29 // Redeclarations
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173
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30 // CHECK-DAG: @GlobalRedecl1 = dso_local dllexport global i32 0, align 4
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150
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31 __declspec(dllexport) extern int GlobalRedecl1;
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32 __declspec(dllexport) int GlobalRedecl1;
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33
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173
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34 // CHECK-DAG: @GlobalRedecl2 = dso_local dllexport global i32 0, align 4
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150
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35 __declspec(dllexport) extern int GlobalRedecl2;
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36 int GlobalRedecl2;
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37
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38
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39
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40 //===----------------------------------------------------------------------===//
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41 // Functions
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42 //===----------------------------------------------------------------------===//
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43
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44 // Declarations are not exported.
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45
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46 // Export function definition.
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47 // CHECK-DAG: define dso_local dllexport void @def()
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48 __declspec(dllexport) void def(void) {}
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49
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50 // Export inline function.
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51 // CHECK-DAG: define weak_odr dso_local dllexport void @inlineFunc()
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52 // CHECK-DAG: define weak_odr dso_local dllexport void @externInlineFunc()
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53 __declspec(dllexport) inline void inlineFunc(void) {}
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54 __declspec(dllexport) inline void externInlineFunc(void) {}
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55 extern void externInlineFunc(void);
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56
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57 // Redeclarations
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58 // CHECK-DAG: define dso_local dllexport void @redecl1()
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59 __declspec(dllexport) void redecl1(void);
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60 __declspec(dllexport) void redecl1(void) {}
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61
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62 // CHECK-DAG: define dso_local dllexport void @redecl2()
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63 __declspec(dllexport) void redecl2(void);
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64 void redecl2(void) {}
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65
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66
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67
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68 //===----------------------------------------------------------------------===//
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69 // Precedence
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70 //===----------------------------------------------------------------------===//
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71
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72 // dllexport takes precedence over the dllimport if both are specified.
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173
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73 // CHECK-DAG: @PrecedenceGlobal1A = dso_local dllexport global i32 0, align 4
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74 // CHECK-DAG: @PrecedenceGlobal1B = dso_local dllexport global i32 0, align 4
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150
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75 __attribute__((dllimport, dllexport)) int PrecedenceGlobal1A;
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76 __declspec(dllimport) __declspec(dllexport) int PrecedenceGlobal1B;
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77
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173
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78 // CHECK-DAG: @PrecedenceGlobal2A = dso_local dllexport global i32 0, align 4
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79 // CHECK-DAG: @PrecedenceGlobal2B = dso_local dllexport global i32 0, align 4
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150
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80 __attribute__((dllexport, dllimport)) int PrecedenceGlobal2A;
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81 __declspec(dllexport) __declspec(dllimport) int PrecedenceGlobal2B;
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82
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83 // CHECK-DAG: @PrecedenceGlobalRedecl1 = dso_local dllexport global i32 0, align 4
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84 __declspec(dllexport) extern int PrecedenceGlobalRedecl1;
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85 __declspec(dllimport) int PrecedenceGlobalRedecl1 = 0;
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86
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173
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87 // CHECK-DAG: @PrecedenceGlobalRedecl2 = dso_local dllexport global i32 0, align 4
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150
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88 __declspec(dllimport) extern int PrecedenceGlobalRedecl2;
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89 __declspec(dllexport) int PrecedenceGlobalRedecl2;
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90
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91 // CHECK-DAG: @PrecedenceGlobalMixed1 = dso_local dllexport global i32 1, align 4
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92 __attribute__((dllexport)) extern int PrecedenceGlobalMixed1;
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93 __declspec(dllimport) int PrecedenceGlobalMixed1 = 1;
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94
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173
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95 // CHECK-DAG: @PrecedenceGlobalMixed2 = dso_local dllexport global i32 0, align 4
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150
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96 __attribute__((dllimport)) extern int PrecedenceGlobalMixed2;
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97 __declspec(dllexport) int PrecedenceGlobalMixed2;
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98
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99 // CHECK-DAG: define dso_local dllexport void @precedence1A()
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100 // CHECK-DAG: define dso_local dllexport void @precedence1B()
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101 void __attribute__((dllimport, dllexport)) precedence1A(void) {}
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102 void __declspec(dllimport) __declspec(dllexport) precedence1B(void) {}
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103
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104 // CHECK-DAG: define dso_local dllexport void @precedence2A()
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105 // CHECK-DAG: define dso_local dllexport void @precedence2B()
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106 void __attribute__((dllexport, dllimport)) precedence2A(void) {}
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107 void __declspec(dllexport) __declspec(dllimport) precedence2B(void) {}
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108
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109 // CHECK-DAG: define dso_local dllexport void @precedenceRedecl1()
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110 void __declspec(dllimport) precedenceRedecl1(void);
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111 void __declspec(dllexport) precedenceRedecl1(void) {}
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112
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113 // CHECK-DAG: define dso_local dllexport void @precedenceRedecl2()
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114 void __declspec(dllexport) precedenceRedecl2(void);
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115 void __declspec(dllimport) precedenceRedecl2(void) {}
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