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			124 lines
		
	
	
		
			6.1 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			124 lines
		
	
	
		
			6.1 KiB
		
	
	
	
		
			C
		
	
	
	
| // RUN: %clang_cc1 -triple x86_64-pc-win32 -emit-llvm %s -o - | FileCheck -allow-deprecated-dag-overlap --check-prefix=COFF %s
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| // COFF-DAG: @bar = external dso_local global i32
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| // COFF-DAG: @weak_bar = extern_weak dso_local global i32
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| // COFF-DAG: declare dso_local void @foo()
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| // COFF-DAG: @baz = dso_local global i32 42
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| // COFF-DAG: define dso_local i32* @zed()
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| // COFF-DAG: @thread_var = external dso_local thread_local global i32
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| // COFF-DAG: @local_thread_var = dso_local thread_local global i32 42
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| // COFF-DAG: @import_var = external dllimport global i32
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| // COFF-DAG: declare dllimport void @import_func()
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| 
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| // RUN: %clang_cc1 -triple x86_64-w64-mingw32 -emit-llvm %s -o - | FileCheck -allow-deprecated-dag-overlap --check-prefix=MINGW %s
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| // MINGW-DAG: @bar = external global i32
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| // MINGW-DAG: @weak_bar = extern_weak global i32
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| // MINGW-DAG: declare dso_local void @foo()
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| // MINGW-DAG: @baz = dso_local global i32 42
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| // MINGW-DAG: define dso_local i32* @zed()
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| // MINGW-DAG: @thread_var = external dso_local thread_local global i32
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| // MINGW-DAG: @local_thread_var = dso_local thread_local global i32 42
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| // MINGW-DAG: @import_var = external dllimport global i32
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| // MINGW-DAG: declare dllimport void @import_func()
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| 
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| // RUN: %clang_cc1 -triple x86_64-pc-linux -emit-llvm -mrelocation-model static %s -o - | FileCheck -allow-deprecated-dag-overlap --check-prefix=STATIC %s
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| // STATIC-DAG: @bar = external dso_local global i32
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| // STATIC-DAG: @weak_bar = extern_weak dso_local global i32
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| // STATIC-DAG: declare dso_local void @foo()
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| // STATIC-DAG: @baz = dso_local global i32 42
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| // STATIC-DAG: define dso_local i32* @zed()
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| // STATIC-DAG: @thread_var = external thread_local global i32
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| // STATIC-DAG: @local_thread_var = dso_local thread_local global i32 42
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| // STATIC-DAG: @import_var = external dso_local global i32
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| // STATIC-DAG: declare dso_local void @import_func()
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| 
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| // RUN: %clang_cc1 -triple x86_64-pc-linux -emit-llvm -pic-is-pie -mpie-copy-relocations %s -o - | FileCheck -allow-deprecated-dag-overlap --check-prefix=PIE-COPY %s
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| // PIE-COPY-DAG: @bar = external dso_local global i32
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| // PIE-COPY-DAG: @weak_bar = extern_weak global i32
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| // PIE-COPY-DAG: declare void @foo()
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| // PIE-COPY-DAG: @baz = dso_local global i32 42
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| // PIE-COPY-DAG: define dso_local i32* @zed()
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| // PIE-COPY-DAG: @thread_var = external thread_local global i32
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| // PIE-COPY-DAG: @local_thread_var = dso_local thread_local global i32 42
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| // PIE-COPY-DAG: @import_var = external dso_local global i32
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| // PIE-COPY-DAG: declare void @import_func()
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| 
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| // RUN: %clang_cc1 -triple x86_64-pc-linux -emit-llvm -pic-is-pie %s -o - | FileCheck -allow-deprecated-dag-overlap --check-prefix=PIE %s
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| // PIE-DAG: @bar = external global i32
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| // PIE-DAG: @weak_bar = extern_weak global i32
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| // PIE-DAG: declare void @foo()
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| // PIE-DAG: @baz = dso_local global i32 42
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| // PIE-DAG: define dso_local i32* @zed()
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| // PIE-DAG: @thread_var = external thread_local global i32
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| // PIE-DAG: @local_thread_var = dso_local thread_local global i32 42
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| // PIE-DAG: @import_var = external global i32
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| // PIE-DAG: declare void @import_func()
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| 
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| // RUN: %clang_cc1 -triple x86_64-pc-linux -emit-llvm -mrelocation-model static -fno-plt %s -o - | FileCheck -allow-deprecated-dag-overlap --check-prefix=NOPLT %s
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| // NOPLT-DAG: @bar = external dso_local global i32
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| // NOPLT-DAG: @weak_bar = extern_weak dso_local global i32
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| // NOPLT-DAG: declare void @foo()
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| // NOPLT-DAG: @baz = dso_local global i32 42
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| // NOPLT-DAG: define dso_local i32* @zed()
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| // NOPLT-DAG: @thread_var = external thread_local global i32
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| // NOPLT-DAG: @local_thread_var = dso_local thread_local global i32 42
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| // NOPLT-DAG: @import_var = external dso_local global i32
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| // NOPLT-DAG: declare void @import_func()
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| 
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| // RUN: %clang_cc1 -triple x86_64-pc-linux -emit-llvm -fno-plt -pic-is-pie -mpie-copy-relocations %s -o - | FileCheck -allow-deprecated-dag-overlap --check-prefix=PIE-COPY-NOPLT %s
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| // PIE-COPY-NOPLT-DAG: @bar = external dso_local global i32
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| // PIE-COPY-NOPLT-DAG: @weak_bar = extern_weak global i32
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| // PIE-COPY-NOPLT-DAG: declare void @foo()
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| // PIE-COPY-NOPLT-DAG: @baz = dso_local global i32 42
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| // PIE-COPY-NOPLT-DAG: define dso_local i32* @zed()
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| // PIE-COPY-NOPLT-DAG: @thread_var = external thread_local global i32
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| // PIE-COPY-NOPLT-DAG: @local_thread_var = dso_local thread_local global i32 42
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| // PIE-COPY-NOPLT-DAG: @import_var = external dso_local global i32
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| // PIE-COPY-NOPLT-DAG: declare void @import_func()
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| 
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| // RUN: %clang_cc1 -triple x86_64-pc-linux -emit-llvm -pic-is-pie -fno-plt %s -o - | FileCheck -allow-deprecated-dag-overlap --check-prefix=PIE-NO-PLT %s
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| // RUN: %clang_cc1 -triple powerpc64le-pc-linux -emit-llvm -mrelocation-model static %s -o - | FileCheck -allow-deprecated-dag-overlap --check-prefix=PIE-NO-PLT %s
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| // PIE-NO-PLT-DAG: @bar = external global i32
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| // PIE-NO-PLT-DAG: @weak_bar = extern_weak global i32
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| // PIE-NO-PLT-DAG: declare void @foo()
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| // PIE-NO-PLT-DAG: @baz = dso_local global i32 42
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| // PIE-NO-PLT-DAG: define dso_local i32* @zed()
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| // PIE-NO-PLT-DAG: @thread_var = external thread_local global i32
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| // PIE-NO-PLT-DAG: @local_thread_var = dso_local thread_local global i32 42
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| // PIE-NO-PLT-DAG: @import_var = external global i32
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| // PIE-NO-PLT-DAG: declare void @import_func()
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| 
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| // RUN: %clang_cc1 -triple x86_64-pc-linux -emit-llvm %s -o - | FileCheck -allow-deprecated-dag-overlap --check-prefix=SHARED %s
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| // SHARED-DAG: @bar = external global i32
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| // SHARED-DAG: @weak_bar = extern_weak global i32
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| // SHARED-DAG: declare void @foo()
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| // SHARED-DAG: @baz = global i32 42
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| // SHARED-DAG: define i32* @zed()
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| // SHARED-DAG: @thread_var = external thread_local global i32
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| // SHARED-DAG: @local_thread_var = thread_local global i32 42
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| // PIE-NO-PLT-DAG: @import_var = external global i32
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| // PIE-NO-PLT-DAG: declare void @import_func()
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| 
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| __attribute__((dllimport)) extern int import_var;
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| __attribute__((dllimport)) void import_func(void);
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| 
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| int *use_import() {
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|   import_func();
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|   return &import_var;
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| }
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| 
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| extern int bar;
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| __attribute__((weak)) extern int weak_bar;
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| void foo(void);
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| 
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| int baz = 42;
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| int *zed() {
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|   foo();
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|   return baz ? &weak_bar : &bar;
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| }
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| 
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| extern __thread int thread_var;
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| __thread int local_thread_var = 42;
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| int *get_thread_var(int a) {
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|   return a ? &thread_var : &local_thread_var;
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| }
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