126 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
			
		
		
	
	
			126 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
| // RUN: %clang_cc1 -emit-llvm -fblocks -fobjc-arc -debug-info-kind=standalone -dwarf-version=4 -disable-llvm-passes -triple x86_64-apple-darwin10 %s -o - | FileCheck %s
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| 
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| // Legend: EXP = Return expression, RET = ret instruction
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| 
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| // CHECK: define {{.*}}testNoSideEffect
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| // CHECK: call void @objc_storeStrong{{.*}}
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| // CHECK: call void @objc_storeStrong{{.*}} !dbg ![[RET1:[0-9]+]]
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| // CHECK: ret {{.*}} !dbg ![[RET1]]
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| 
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| // CHECK: define {{.*}}testNoCleanup
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| // CHECK: ret {{.*}} !dbg ![[RET2:[0-9]+]]
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| 
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| // CHECK: define {{.*}}testSideEffect
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| // CHECK: @objc_msgSend{{.*}} !dbg ![[MSG3:[0-9]+]]
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| // CHECK: ret {{.*}} !dbg ![[RET3:[0-9]+]]
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| 
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| // CHECK: define {{.*}}testMultiline
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| // CHECK: @objc_msgSend{{.*}} !dbg ![[MSG4:[0-9]+]]
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| // CHECK: load{{.*}} !dbg ![[EXP4:[0-9]+]]
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| // CHECK: ret {{.*}} !dbg ![[RET4:[0-9]+]]
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| 
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| // CHECK: define {{.*}}testVoid
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| // CHECK: call void @objc_storeStrong{{.*}}
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| // CHECK: call void @objc_storeStrong{{.*}} !dbg ![[RET5:[0-9]+]]
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| // CHECK: ret {{.*}} !dbg ![[RET5]]
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| 
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| // CHECK: define {{.*}}testVoidNoReturn
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| // CHECK: @objc_msgSend{{.*}} !dbg ![[MSG6:[0-9]+]]
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| // CHECK: ret {{.*}} !dbg ![[RET6:[0-9]+]]
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| 
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| // CHECK: define {{.*}}testNoCleanupSideEffect
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| // CHECK: @objc_msgSend{{.*}} !dbg ![[MSG7:[0-9]+]]
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| // CHECK: ret {{.*}} !dbg ![[RET7:[0-9]+]]
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| 
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| // CHECK: define {{.*}}testCleanupVoid
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| // CHECK: icmp ne {{.*}}!dbg ![[SKIP1:[0-9]+]]
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| // CHECK: store i32 0, i32* {{.*}}, !dbg ![[RET8:[0-9]+]]
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| // CHECK: @objc_storeStrong{{.*}}, !dbg ![[RET8]]
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| // CHECK: ret {{.*}} !dbg ![[RET8]]
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| 
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| typedef signed char BOOL;
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| 
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| @interface NSObject
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| + (id)alloc;
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| - (id)init;
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| - (id)retain;
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| @end
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| 
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| @class NSString;
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| 
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| @interface AppDelegate : NSObject
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| 
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| @end
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| 
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| @implementation AppDelegate : NSObject
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| 
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| // CHECK: ![[TESTNOSIDEEFFECT:.*]] = distinct !DISubprogram(name: "-[AppDelegate testNoSideEffect:]"
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| // CHECK-SAME:                                              line: [[@LINE+2]]
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| // CHECK-SAME:                                              isLocal: true, isDefinition: true
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| - (int)testNoSideEffect:(NSString *)foo {
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|   int x = 1;
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|   return 1; // Return expression
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|   // CHECK: ![[RET1]] = !DILocation(line: [[@LINE+1]], scope: ![[TESTNOSIDEEFFECT]])
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| }           // Cleanup + Ret
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| 
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| - (int)testNoCleanup {
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|   // CHECK: ![[RET2]] = !DILocation(line: [[@LINE+1]], scope: !{{.*}})
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|   return 1;
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| }
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| 
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| - (int)testSideEffect:(NSString *)foo {
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|   // CHECK: ![[MSG3]] = !DILocation(line: [[@LINE+1]], scope: !{{.*}})
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|   return [self testNoSideEffect :foo];
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|   // CHECK: ![[RET3]] = !DILocation(line: [[@LINE+1]], scope: !{{.*}})
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| }
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| 
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| - (int)testMultiline:(NSString *)foo {
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|   // CHECK: ![[MSG4]] = !DILocation(line: [[@LINE+1]], scope: !{{.*}})
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|   int r = [self testSideEffect :foo];
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|   // CHECK: ![[EXP4]] = !DILocation(line: [[@LINE+1]], scope: !{{.*}})
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|   return r;
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|   // CHECK: ![[RET4]] = !DILocation(line: [[@LINE+1]], scope: !{{.*}})
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| }
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| 
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| - (void)testVoid:(NSString *)foo {
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|   return;
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|   // CHECK: ![[RET5]] = !DILocation(line: [[@LINE+1]], scope: !{{.*}})
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| }
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| 
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| - (void)testVoidNoReturn:(NSString *)foo {
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|   // CHECK: ![[MSG6]] = !DILocation(line: [[@LINE+1]], scope: !{{.*}})
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|   [self testVoid :foo];
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|   // CHECK: ![[RET6]] = !DILocation(line: [[@LINE+1]], scope: !{{.*}})
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| }
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| 
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| - (int)testNoCleanupSideEffect {
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|   // CHECK: ![[MSG7]] = !DILocation(line: [[@LINE+1]], scope: !{{.*}})
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|   [self testVoid :@"foo"];
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|   // CHECK: ![[RET7]] = !DILocation(line: [[@LINE+1]], scope: !{{.*}})
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|   return 1;
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| }
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| 
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| - (void)testCleanupVoid:(BOOL)skip withDelegate: (AppDelegate *) delegate {
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|   static BOOL skip_all;
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|   // CHECK: ![[SKIP1]] = !DILocation(line: [[@LINE+1]], scope:
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|   if (!skip_all) {
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|     if (!skip) {
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|       return;
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|     }
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|     NSString *s = @"bar";
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|     if (!skip) {
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|       [delegate testVoid :s];
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|     }
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|   }
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|   // CHECK: ![[RET8]] = !DILocation(line: [[@LINE+1]], scope:
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| }
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| 
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| 
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| @end
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| 
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| 
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| int main(int argc, const char** argv) {
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|   AppDelegate *o = [[AppDelegate alloc] init];
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|   return [o testMultiline :@"foo"];
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| }
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