diff options
Diffstat (limited to 'test/CodeGen/dllimport.c')
| -rw-r--r-- | test/CodeGen/dllimport.c | 56 |
1 files changed, 46 insertions, 10 deletions
diff --git a/test/CodeGen/dllimport.c b/test/CodeGen/dllimport.c index 32ee81f..89dbb9f 100644 --- a/test/CodeGen/dllimport.c +++ b/test/CodeGen/dllimport.c @@ -1,9 +1,9 @@ -// RUN: %clang_cc1 -triple i686-windows-msvc -emit-llvm -std=c11 -O0 -o - %s | FileCheck %s -// RUN: %clang_cc1 -triple x86_64-windows-msvc -emit-llvm -std=c11 -O0 -o - %s | FileCheck %s -// RUN: %clang_cc1 -triple i686-windows-gnu -emit-llvm -std=c11 -O0 -o - %s | FileCheck %s -// RUN: %clang_cc1 -triple x86_64-windows-gnu -emit-llvm -std=c11 -O0 -o - %s | FileCheck %s -// RUN: %clang_cc1 -triple i686-windows-msvc -emit-llvm -std=c11 -O1 -o - %s | FileCheck --check-prefix=O1 %s -// RUN: %clang_cc1 -triple i686-windows-gnu -emit-llvm -std=c11 -O1 -o - %s | FileCheck --check-prefix=O1 %s +// RUN: %clang_cc1 -triple i686-windows-msvc -emit-llvm -std=c11 -O0 -o - %s | FileCheck --check-prefix=CHECK --check-prefix=MS %s +// RUN: %clang_cc1 -triple x86_64-windows-msvc -emit-llvm -std=c11 -O0 -o - %s | FileCheck --check-prefix=CHECK --check-prefix=MS %s +// RUN: %clang_cc1 -triple i686-windows-gnu -emit-llvm -std=c11 -O0 -o - %s | FileCheck --check-prefix=CHECK --check-prefix=GNU %s +// RUN: %clang_cc1 -triple x86_64-windows-gnu -emit-llvm -std=c11 -O0 -o - %s | FileCheck --check-prefix=CHECK --check-prefix=GNU %s +// RUN: %clang_cc1 -triple i686-windows-msvc -emit-llvm -std=c11 -O1 -o - %s | FileCheck --check-prefix=O1 --check-prefix=MO1 %s +// RUN: %clang_cc1 -triple i686-windows-gnu -emit-llvm -std=c11 -O1 -o - %s | FileCheck --check-prefix=O1 --check-prefix=GO1 %s #define JOIN2(x, y) x##y #define JOIN(x, y) JOIN2(x, y) @@ -44,6 +44,26 @@ __declspec(dllimport) extern int GlobalRedecl3; extern int GlobalRedecl3; // dllimport ignored USEVAR(GlobalRedecl3) +// Make sure this works even if the decl has been used before it's defined (PR20792). +// CHECK: @GlobalRedecl4 = common global i32 +__declspec(dllimport) extern int GlobalRedecl4; +USEVAR(GlobalRedecl4) + int GlobalRedecl4; // dllimport ignored + +// FIXME: dllimport is dropped in the AST; this should be reflected in codegen (PR02803). +// CHECK: @GlobalRedecl5 = external dllimport global i32 +__declspec(dllimport) extern int GlobalRedecl5; +USEVAR(GlobalRedecl5) + extern int GlobalRedecl5; // dllimport ignored + +// Redeclaration in local context. +// CHECK: @GlobalRedecl6 = external dllimport global i32 +__declspec(dllimport) int GlobalRedecl6; +int functionScope() { + extern int GlobalRedecl6; // still dllimport + return GlobalRedecl6; +} + //===----------------------------------------------------------------------===// @@ -59,14 +79,18 @@ __declspec(dllimport) void decl(void); void (*use_decl)(void) = &decl; // Import inline function. -// CHECK-DAG: declare dllimport void @inlineFunc() -// O1-DAG: define available_externally dllimport void @inlineFunc() +// MS-DAG: declare dllimport void @inlineFunc() +// MO1-DAG: define available_externally dllimport void @inlineFunc() +// GNU-DAG: declare void @inlineFunc() +// GO1-DAG: define available_externally void @inlineFunc() __declspec(dllimport) inline void inlineFunc(void) {} USE(inlineFunc) // inline attributes -// CHECK-DAG: declare dllimport void @noinline() -// O1-DAG: define available_externally dllimport void @noinline() +// MS-DAG: declare dllimport void @noinline() +// MO1-DAG: define available_externally dllimport void @noinline() +// GNU-DAG: declare void @noinline() +// GO1-DAG: define available_externally void @noinline() // CHECK-NOT: @alwaysInline() // O1-NOT: @alwaysInline() __declspec(dllimport) __attribute__((noinline)) inline void noinline(void) {} @@ -91,3 +115,15 @@ USE(redecl2) __declspec(dllimport) void redecl3(void); void redecl3(void) {} // dllimport ignored USE(redecl3) + +// Make sure this works even if the decl is used before it's defined (PR20792). +// CHECK-DAG: define void @redecl4() +__declspec(dllimport) void redecl4(void); +USE(redecl4) + void redecl4(void) {} // dllimport ignored + +// FIXME: dllimport is dropped in the AST; this should be reflected in codegen (PR20803). +// CHECK-DAG: declare dllimport +__declspec(dllimport) void redecl5(void); +USE(redecl5) + void redecl5(void); // dllimport ignored |
