Stephen Hines | 6bcf27b | 2014-05-29 04:14:42 -0700 | [diff] [blame] | 1 | // RUN: %clang_cc1 -triple i686-windows-msvc -emit-llvm -std=c11 -O0 -o - %s | FileCheck %s |
| 2 | // RUN: %clang_cc1 -triple x86_64-windows-msvc -emit-llvm -std=c11 -O0 -o - %s | FileCheck %s |
| 3 | // RUN: %clang_cc1 -triple i686-windows-gnu -emit-llvm -std=c11 -O0 -o - %s | FileCheck %s |
| 4 | // RUN: %clang_cc1 -triple x86_64-windows-gnu -emit-llvm -std=c11 -O0 -o - %s | FileCheck %s |
| 5 | |
| 6 | |
| 7 | |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | // Globals |
| 10 | //===----------------------------------------------------------------------===// |
| 11 | |
| 12 | // Declarations are not exported. |
| 13 | // CHECK-NOT: @ExternGlobalDecl |
| 14 | __declspec(dllexport) extern int ExternGlobalDecl; |
| 15 | |
| 16 | // dllexport implies a definition. |
| 17 | // CHECK-DAG: @GlobalDef = common dllexport global i32 0, align 4 |
| 18 | __declspec(dllexport) int GlobalDef; |
| 19 | |
| 20 | // Export definition. |
| 21 | // CHECK-DAG: @GlobalInit = dllexport global i32 1, align 4 |
| 22 | __declspec(dllexport) int GlobalInit = 1; |
| 23 | |
| 24 | // Declare, then export definition. |
| 25 | // CHECK-DAG: @GlobalDeclInit = dllexport global i32 1, align 4 |
| 26 | __declspec(dllexport) extern int GlobalDeclInit; |
| 27 | int GlobalDeclInit = 1; |
| 28 | |
| 29 | // Redeclarations |
| 30 | // CHECK-DAG: @GlobalRedecl1 = common dllexport global i32 0, align 4 |
| 31 | __declspec(dllexport) extern int GlobalRedecl1; |
| 32 | __declspec(dllexport) int GlobalRedecl1; |
| 33 | |
| 34 | // CHECK-DAG: @GlobalRedecl2 = common dllexport global i32 0, align 4 |
| 35 | __declspec(dllexport) extern int GlobalRedecl2; |
| 36 | int GlobalRedecl2; |
| 37 | |
| 38 | |
| 39 | |
| 40 | //===----------------------------------------------------------------------===// |
| 41 | // Functions |
| 42 | //===----------------------------------------------------------------------===// |
| 43 | |
| 44 | // Declarations are not exported. |
| 45 | |
| 46 | // Export function definition. |
| 47 | // CHECK-DAG: define dllexport void @def() |
| 48 | __declspec(dllexport) void def(void) {} |
| 49 | |
| 50 | // Export inline function. |
| 51 | // CHECK-DAG: define weak_odr dllexport void @inlineFunc() |
| 52 | // CHECK-DAG: define weak_odr dllexport void @externInlineFunc() |
| 53 | __declspec(dllexport) inline void inlineFunc(void) {} |
| 54 | __declspec(dllexport) inline void externInlineFunc(void) {} |
| 55 | extern void externInlineFunc(void); |
| 56 | |
| 57 | // Redeclarations |
| 58 | // CHECK-DAG: define dllexport void @redecl1() |
| 59 | __declspec(dllexport) void redecl1(void); |
| 60 | __declspec(dllexport) void redecl1(void) {} |
| 61 | |
| 62 | // CHECK-DAG: define dllexport void @redecl2() |
| 63 | __declspec(dllexport) void redecl2(void); |
| 64 | void redecl2(void) {} |
| 65 | |
| 66 | |
| 67 | |
| 68 | //===----------------------------------------------------------------------===// |
| 69 | // Precedence |
| 70 | //===----------------------------------------------------------------------===// |
| 71 | |
| 72 | // dllexport takes precedence over the dllimport if both are specified. |
| 73 | // CHECK-DAG: @PrecedenceGlobal1A = common dllexport global i32 0, align 4 |
| 74 | // CHECK-DAG: @PrecedenceGlobal1B = common dllexport global i32 0, align 4 |
| 75 | __attribute__((dllimport, dllexport)) int PrecedenceGlobal1A; |
| 76 | __declspec(dllimport) __declspec(dllexport) int PrecedenceGlobal1B; |
| 77 | |
| 78 | // CHECK-DAG: @PrecedenceGlobal2A = common dllexport global i32 0, align 4 |
| 79 | // CHECK-DAG: @PrecedenceGlobal2B = common dllexport global i32 0, align 4 |
| 80 | __attribute__((dllexport, dllimport)) int PrecedenceGlobal2A; |
| 81 | __declspec(dllexport) __declspec(dllimport) int PrecedenceGlobal2B; |
| 82 | |
| 83 | // CHECK-DAG: @PrecedenceGlobalRedecl1 = dllexport global i32 0, align 4 |
| 84 | __declspec(dllexport) extern int PrecedenceGlobalRedecl1; |
| 85 | __declspec(dllimport) int PrecedenceGlobalRedecl1 = 0; |
| 86 | |
| 87 | // CHECK-DAG: @PrecedenceGlobalRedecl2 = common dllexport global i32 0, align 4 |
| 88 | __declspec(dllimport) extern int PrecedenceGlobalRedecl2; |
| 89 | __declspec(dllexport) int PrecedenceGlobalRedecl2; |
| 90 | |
| 91 | // CHECK-DAG: @PrecedenceGlobalMixed1 = dllexport global i32 1, align 4 |
| 92 | __attribute__((dllexport)) extern int PrecedenceGlobalMixed1; |
| 93 | __declspec(dllimport) int PrecedenceGlobalMixed1 = 1; |
| 94 | |
| 95 | // CHECK-DAG: @PrecedenceGlobalMixed2 = common dllexport global i32 0, align 4 |
| 96 | __attribute__((dllimport)) extern int PrecedenceGlobalMixed2; |
| 97 | __declspec(dllexport) int PrecedenceGlobalMixed2; |
| 98 | |
| 99 | // CHECK-DAG: define dllexport void @precedence1A() |
| 100 | // CHECK-DAG: define dllexport void @precedence1B() |
| 101 | void __attribute__((dllimport, dllexport)) precedence1A(void) {} |
| 102 | void __declspec(dllimport) __declspec(dllexport) precedence1B(void) {} |
| 103 | |
| 104 | // CHECK-DAG: define dllexport void @precedence2A() |
| 105 | // CHECK-DAG: define dllexport void @precedence2B() |
| 106 | void __attribute__((dllexport, dllimport)) precedence2A(void) {} |
| 107 | void __declspec(dllexport) __declspec(dllimport) precedence2B(void) {} |
| 108 | |
| 109 | // CHECK-DAG: define dllexport void @precedenceRedecl1() |
| 110 | void __declspec(dllimport) precedenceRedecl1(void); |
| 111 | void __declspec(dllexport) precedenceRedecl1(void) {} |
| 112 | |
| 113 | // CHECK-DAG: define dllexport void @precedenceRedecl2() |
| 114 | void __declspec(dllexport) precedenceRedecl2(void); |
| 115 | void __declspec(dllimport) precedenceRedecl2(void) {} |