50 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
			
		
		
	
	
			50 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
| // RUN: %clang_cc1 -fblocks -fobjc-arc -fobjc-runtime-has-weak -triple x86_64-apple-darwin -emit-llvm %s -o - | FileCheck %s
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| 
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| // rdar://12759433
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| @class NSString;
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| 
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| void Test12759433() {
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|  __block __unsafe_unretained NSString *uuByref = (__bridge NSString *)(void*)0x102030405060708;
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|  void (^block)() = ^{ uuByref = 0; };
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|  block();
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| }
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| // CHECK: %struct.__block_byref_uuByref = type { i8*, %struct.__block_byref_uuByref*, i32, i32, [[ZERO:%.*]]* }
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| int main() {
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|   __block __weak id wid;
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|   __block long XXX;
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|   __block id ID;
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|   __block struct S {
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|      int iS;
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|      double iD;
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|      void *pv;
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|      __unsafe_unretained id unsunr;
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|   } import;
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|   void (^c)() = ^{
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| // Inline flag for BYREF variable layout (1107296256): BLOCK_BYREF_HAS_COPY_DISPOSE BLOCK_BYREF_LAYOUT_WEAK
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| // CHECK: store i32 1107296256, i32* [[T0:%.*]]
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|   wid = 0;
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| 
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| // Inline flag for BYREF variable layout (536870912): BLOCK_BYREF_LAYOUT_NON_OBJECT
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| // CHECK: store i32 536870912, i32* [[T1:%.*]]
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|     XXX = 12345;
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| 
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| // Inline flag for BYREF variable layout (838860800): BLOCK_BYREF_HAS_COPY_DISPOSE BLOCK_BYREF_LAYOUT_STRONG
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| // CHECK: store i32 838860800, i32* [[T2:%.*]]
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|     ID = 0;
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| 
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| // Inline flag for BYREF variable layout (268435456): BLOCK_BYREF_LAYOUT_EXTENDED
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| // BYREF variable layout: BL_NON_OBJECT_WORD:3, BL_UNRETAINED:1, BL_OPERATOR:0
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| // CHECK: store i32 268435456, i32* [[T3:%.*]]
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|     import.iD = 3.14;
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| 
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|   };
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|   c();
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| }
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| 
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| // rdar://12787751
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| typedef char mds_path_t[1024];
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| void directVolumePerfWaitForStoreState()
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| {
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|  __block mds_path_t path;
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| }
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