[cfe-commits] r170468 - in /cfe/trunk: test/Index/c-index-api-loadTU-test.m test/Index/fix-its.m test/Index/preamble_macro_template.cpp tools/libclang/CXSourceLocation.cpp

Ted Kremenek kremenek at apple.com
Tue Dec 18 15:07:31 PST 2012


Author: kremenek
Date: Tue Dec 18 17:07:30 2012
New Revision: 170468

URL: http://llvm.org/viewvc/llvm-project?rev=170468&view=rev
Log:
Have clang_getSpellingLocation() use the same logic as DiagnosticRenderer for plowing through macros.

This fixes a subtle bug reported in <rdar://problem/12584554> where a double-nested
macro could lead to an incorrect fixit location with live issues.

This fix also uncovers a bunch of subtle bugs in our indexer test cases which
are now fixed (mostly around source ranges for attributes).

Added:
    cfe/trunk/test/Index/fix-its.m
Modified:
    cfe/trunk/test/Index/c-index-api-loadTU-test.m
    cfe/trunk/test/Index/preamble_macro_template.cpp
    cfe/trunk/tools/libclang/CXSourceLocation.cpp

Modified: cfe/trunk/test/Index/c-index-api-loadTU-test.m
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Index/c-index-api-loadTU-test.m?rev=170468&r1=170467&r2=170468&view=diff
==============================================================================
--- cfe/trunk/test/Index/c-index-api-loadTU-test.m (original)
+++ cfe/trunk/test/Index/c-index-api-loadTU-test.m Tue Dec 18 17:07:30 2012
@@ -1,5 +1,5 @@
 // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fblocks -emit-pch -x objective-c %s -o %t.ast
-// RUN: c-index-test -test-load-tu %t.ast all | FileCheck %s
+// RUN: c-index-test -test-load-tu %t.ast all > %t 2>&1 && FileCheck --input-file=%t %s
 
 @interface Foo 
 {
@@ -77,13 +77,14 @@
 
 // CHECK: c-index-api-loadTU-test.m:4:12: ObjCInterfaceDecl=Foo:4:12 Extent=[4:1 - 12:5]
 // CHECK: c-index-api-loadTU-test.m:6:32: ObjCIvarDecl=myoutlet:6:32 (Definition) Extent=[6:3 - 6:40]
-// CHECK: <invalid loc>:0:0: attribute(iboutlet)=
+// CHECK: <invalid loc>:0:0: attribute(iboutlet)= Extent=[6:18 - 6:26]
 // CHECK: c-index-api-loadTU-test.m:6:29: TypeRef=id:0:0 Extent=[6:29 - 6:31]
 // CHECK: c-index-api-loadTU-test.m:8:36: ObjCInstanceMethodDecl=myMessage::8:36 Extent=[8:1 - 8:54]
-// CHECK: <invalid loc>:0:0: attribute(ibaction)=
+// CHECK: <invalid loc>:0:0: attribute(ibaction)= Extent=[8:25 - 8:33]
 // CHECK: c-index-api-loadTU-test.m:8:50: ParmDecl=msg:8:50 (Definition) Extent=[8:47 - 8:53]
 // CHECK: c-index-api-loadTU-test.m:8:47: TypeRef=id:0:0 Extent=[8:47 - 8:49]
-// CHECK: c-index-api-loadTU-test.m:9:3: ObjCInstanceMethodDecl=foo:9:3 (deprecated) (always deprecated: "") Extent=[9:1 - 9:35]
+// CHECK: c-index-api-loadTU-test.m:9:3: ObjCInstanceMethodDecl=foo:9:3 (deprecated)  (always deprecated: "") Extent=[9:1 - 9:35]
+// CHECK: <invalid loc>:0:0: UnexposedAttr= Extent=[9:22 - 9:32]
 // CHECK: c-index-api-loadTU-test.m:10:3: ObjCClassMethodDecl=fooC:10:3 Extent=[10:1 - 10:8]
 // CHECK: c-index-api-loadTU-test.m:14:12: ObjCInterfaceDecl=Bar:14:12 Extent=[14:1 - 18:5]
 // CHECK: c-index-api-loadTU-test.m:14:18: ObjCSuperClassRef=Foo:4:12 Extent=[14:18 - 14:21]
@@ -108,45 +109,57 @@
 // CHECK: c-index-api-loadTU-test.m:46:5: FunctionDecl=main:46:5 (Definition) Extent=[46:1 - 55:2]
 // CHECK: c-index-api-loadTU-test.m:46:15: ParmDecl=argc:46:15 (Definition) Extent=[46:11 - 46:19]
 // CHECK: c-index-api-loadTU-test.m:46:34: ParmDecl=argv:46:34 (Definition) Extent=[46:21 - 46:40]
+// CHECK: c-index-api-loadTU-test.m:46:42: CompoundStmt= Extent=[46:42 - 55:2]
+// CHECK: c-index-api-loadTU-test.m:47:2: DeclStmt= Extent=[47:2 - 47:12]
 // CHECK: c-index-api-loadTU-test.m:47:8: VarDecl=bee:47:8 (Definition) Extent=[47:2 - 47:11]
 // CHECK: c-index-api-loadTU-test.m:47:2: ObjCClassRef=Baz:33:12 Extent=[47:2 - 47:5]
+// CHECK: c-index-api-loadTU-test.m:48:2: DeclStmt= Extent=[48:2 - 48:19]
 // CHECK: c-index-api-loadTU-test.m:48:5: VarDecl=a:48:5 (Definition) Extent=[48:2 - 48:18]
 // CHECK: c-index-api-loadTU-test.m:48:2: TypeRef=id:0:0 Extent=[48:2 - 48:4]
 // CHECK: c-index-api-loadTU-test.m:48:9: ObjCMessageExpr=foo:9:3 Extent=[48:9 - 48:18]
+// CHECK: c-index-api-loadTU-test.m:48:10: UnexposedExpr=bee:47:8 Extent=[48:10 - 48:13]
 // CHECK: c-index-api-loadTU-test.m:48:10: DeclRefExpr=bee:47:8 Extent=[48:10 - 48:13]
+// CHECK: c-index-api-loadTU-test.m:49:2: DeclStmt= Extent=[49:2 - 49:27]
 // CHECK: c-index-api-loadTU-test.m:49:12: VarDecl=c:49:12 (Definition) Extent=[49:2 - 49:26]
 // CHECK: c-index-api-loadTU-test.m:49:2: TypeRef=id:0:0 Extent=[49:2 - 49:4]
 // CHECK: c-index-api-loadTU-test.m:49:6: ObjCProtocolRef=SubP:29:11 Extent=[49:6 - 49:10]
 // CHECK: c-index-api-loadTU-test.m:49:16: UnexposedExpr=fooC:10:3 Extent=[49:16 - 49:26]
 // CHECK: c-index-api-loadTU-test.m:49:16: ObjCMessageExpr=fooC:10:3 Extent=[49:16 - 49:26]
 // CHECK: c-index-api-loadTU-test.m:49:17: ObjCClassRef=Foo:4:12 Extent=[49:17 - 49:20]
+// CHECK: c-index-api-loadTU-test.m:50:2: DeclStmt= Extent=[50:2 - 50:15]
 // CHECK: c-index-api-loadTU-test.m:50:13: VarDecl=d:50:13 (Definition) Extent=[50:2 - 50:14]
 // CHECK: c-index-api-loadTU-test.m:50:2: TypeRef=id:0:0 Extent=[50:2 - 50:4]
 // CHECK: c-index-api-loadTU-test.m:50:6: ObjCProtocolRef=Proto:25:11 Extent=[50:6 - 50:11]
 // CHECK: c-index-api-loadTU-test.m:51:2: BinaryOperator= Extent=[51:2 - 51:7]
 // CHECK: c-index-api-loadTU-test.m:51:2: DeclRefExpr=d:50:13 Extent=[51:2 - 51:3]
 // CHECK: c-index-api-loadTU-test.m:51:6: UnexposedExpr=c:49:12 Extent=[51:6 - 51:7]
+// CHECK: c-index-api-loadTU-test.m:51:6: UnexposedExpr=c:49:12 Extent=[51:6 - 51:7]
 // CHECK: c-index-api-loadTU-test.m:51:6: DeclRefExpr=c:49:12 Extent=[51:6 - 51:7]
 // CHECK: c-index-api-loadTU-test.m:52:2: ObjCMessageExpr=pMethod:26:3 Extent=[52:2 - 52:13]
+// CHECK: c-index-api-loadTU-test.m:52:3: UnexposedExpr=d:50:13 Extent=[52:3 - 52:4]
 // CHECK: c-index-api-loadTU-test.m:52:3: DeclRefExpr=d:50:13 Extent=[52:3 - 52:4]
 // CHECK: c-index-api-loadTU-test.m:53:2: ObjCMessageExpr=catMethodWithFloat::21:9 Extent=[53:2 - 53:44]
+// CHECK: c-index-api-loadTU-test.m:53:3: UnexposedExpr=bee:47:8 Extent=[53:3 - 53:6]
 // CHECK: c-index-api-loadTU-test.m:53:3: DeclRefExpr=bee:47:8 Extent=[53:3 - 53:6]
 // CHECK: c-index-api-loadTU-test.m:53:26: ObjCMessageExpr=floatMethod:22:11 Extent=[53:26 - 53:43]
+// CHECK: c-index-api-loadTU-test.m:53:27: UnexposedExpr=bee:47:8 Extent=[53:27 - 53:30]
 // CHECK: c-index-api-loadTU-test.m:53:27: DeclRefExpr=bee:47:8 Extent=[53:27 - 53:30]
 // CHECK: c-index-api-loadTU-test.m:54:3: CallExpr=main:46:5 Extent=[54:3 - 54:37]
 // CHECK: c-index-api-loadTU-test.m:54:3: UnexposedExpr=main:46:5 Extent=[54:3 - 54:7]
 // CHECK: c-index-api-loadTU-test.m:54:3: DeclRefExpr=main:46:5 Extent=[54:3 - 54:7]
 // CHECK: c-index-api-loadTU-test.m:54:8: DeclRefExpr=someEnum:43:3 Extent=[54:8 - 54:16]
 // CHECK: c-index-api-loadTU-test.m:54:18: CStyleCastExpr= Extent=[54:18 - 54:36]
+// CHECK: c-index-api-loadTU-test.m:54:33: UnexposedExpr=bee:47:8 Extent=[54:33 - 54:36]
 // CHECK: c-index-api-loadTU-test.m:54:33: DeclRefExpr=bee:47:8 Extent=[54:33 - 54:36]
 // CHECK: c-index-api-loadTU-test.m:62:12: ObjCInterfaceDecl=TestAttributes:62:12 Extent=[62:1 - 67:5]
-// CHECK: c-index-api-loadTU-test.m:63:15: ObjCIvarDecl=anOutlet:63:15 (Definition) Extent=[58:18 - 63:23]
-// CHECK: <invalid loc>:0:0: attribute(iboutlet)=
-// CHECK: c-index-api-loadTU-test.m:64:29: ObjCIvarDecl=anOutletCollection:64:29 (Definition) Extent=[59:39 - 64:47]
-// CHECK: <invalid loc>:0:0: attribute(iboutletcollection)= [IBOutletCollection=ObjCObjectPointer]
+// CHECK: c-index-api-loadTU-test.m:63:15: ObjCIvarDecl=anOutlet:63:15 (Definition) Extent=[63:3 - 63:23]
+// CHECK: <invalid loc>:0:0: attribute(iboutlet)= Extent=[63:3 - 63:11]
+// CHECK: c-index-api-loadTU-test.m:63:12: TypeRef=id:0:0 Extent=[63:12 - 63:14]
+// CHECK: c-index-api-loadTU-test.m:64:29: ObjCIvarDecl=anOutletCollection:64:29 (Definition) Extent=[64:3 - 64:47]
+// CHECK: <invalid loc>:0:0: attribute(iboutletcollection)= [IBOutletCollection=ObjCObjectPointer] Extent=[64:3 - 64:25]
 // CHECK: c-index-api-loadTU-test.m:64:26: TypeRef=id:0:0 Extent=[64:26 - 64:28]
 // CHECK: c-index-api-loadTU-test.m:66:14: ObjCInstanceMethodDecl=actionMethod::66:14 Extent=[66:1 - 66:35]
-// CHECK: <invalid loc>:0:0: attribute(ibaction)=
+// CHECK: <invalid loc>:0:0: attribute(ibaction)= Extent=[66:4 - 66:12]
 // CHECK: c-index-api-loadTU-test.m:66:31: ParmDecl=arg:66:31 (Definition) Extent=[66:28 - 66:34]
 // CHECK: c-index-api-loadTU-test.m:66:28: TypeRef=id:0:0 Extent=[66:28 - 66:30]
 // CHECK: c-index-api-loadTU-test.m:69:16: StructDecl=X0:69:16 Extent=[69:9 - 69:18]
@@ -154,10 +167,11 @@
 // CHECK: c-index-api-loadTU-test.m:69:16: TypeRef=struct X0:71:8 Extent=[69:16 - 69:18]
 // CHECK: c-index-api-loadTU-test.m:70:8: StructDecl=X0:70:8 Extent=[70:1 - 70:10]
 // CHECK: c-index-api-loadTU-test.m:71:8: StructDecl=X0:71:8 (Definition) Extent=[71:1 - 71:14]
-
-// CHECK: <invalid loc>:0:0: attribute(iboutlet)=
+// CHECK: c-index-api-loadTU-test.m:73:12: ObjCCategoryDecl=:73:12 Extent=[73:1 - 76:5]
+// CHECK: c-index-api-loadTU-test.m:73:12: ObjCClassRef=TestAttributes:62:12 Extent=[73:12 - 73:26]
+// CHECK: c-index-api-loadTU-test.m:75:32: ObjCPropertyDecl=anotherOutlet:75:32 Extent=[75:1 - 75:45]
+// CHECK: <invalid loc>:0:0: attribute(iboutlet)= Extent=[75:20 - 75:28]
 // CHECK: c-index-api-loadTU-test.m:75:29: TypeRef=id:0:0 Extent=[75:29 - 75:31]
 // CHECK: c-index-api-loadTU-test.m:75:32: ObjCInstanceMethodDecl=anotherOutlet:75:32 Extent=[75:32 - 75:45]
 // CHECK: c-index-api-loadTU-test.m:75:32: ObjCInstanceMethodDecl=setAnotherOutlet::75:32 Extent=[75:32 - 75:45]
 // CHECK: c-index-api-loadTU-test.m:75:32: ParmDecl=anotherOutlet:75:32 (Definition) Extent=[75:32 - 75:45]
-

Added: cfe/trunk/test/Index/fix-its.m
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Index/fix-its.m?rev=170468&view=auto
==============================================================================
--- cfe/trunk/test/Index/fix-its.m (added)
+++ cfe/trunk/test/Index/fix-its.m Tue Dec 18 17:07:30 2012
@@ -0,0 +1,28 @@
+// RUN: c-index-test -test-load-source all %s -Wno-objc-root-class > %t 2>&1
+// RUN: FileCheck -input-file=%t %s
+
+ at class NSString;
+void _rdar_12584554_A (volatile const void * object, volatile const void * selector, const char * functionName, const char * fileName, unsigned int lineNumber, NSString * msgFormat, ...);
+#define _rdar_12584554_B(self,_format_and_args_...) \
+    do{ _rdar_12584554_A(&self,&_cmd,__PRETTY_FUNCTION__,__FILE__,__LINE__, _format_and_args_); }while(0)
+#define _rdar_12584554_C(_format_and_args_...) \
+    _rdar_12584554_B(self, _format_and_args_)
+
+ at interface RDar12584554
+ at end
+
+// This test case tests that the "@" is properly inserted before the '"', even in the
+// presence of a nested macro chain.
+ at implementation RDar12584554
+- (void) test:(int)result {
+    _rdar_12584554_C("ted");
+}
+ at end
+
+// CHECK: FIX-IT: Insert "@" at 18:22
+// CHECK: fix-its.m:9:28: note: expanded from macro '_rdar_12584554_C'
+// CHECK: Number FIX-ITs = 0
+// CHECK: fix-its.m:7:77: note: expanded from macro '_rdar_12584554_B'
+// CHECK: Number FIX-ITs = 0
+// CHECK: fix-its.m:5:172: note: passing argument to parameter 'msgFormat' here
+// CHECK: Number FIX-ITs = 0

Modified: cfe/trunk/test/Index/preamble_macro_template.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Index/preamble_macro_template.cpp?rev=170468&r1=170467&r2=170468&view=diff
==============================================================================
--- cfe/trunk/test/Index/preamble_macro_template.cpp (original)
+++ cfe/trunk/test/Index/preamble_macro_template.cpp Tue Dec 18 17:07:30 2012
@@ -3,12 +3,12 @@
 int main() { }
 
 // RUN: c-index-test -write-pch %t.pch -fno-delayed-template-parsing -x c++-header %S/Inputs/preamble_macro_template.h
-// RUN: env CINDEXTEST_EDITING=1 c-index-test -test-load-source-reparse 5 local -fno-delayed-template-parsing -I %S/Inputs -include %t %s | FileCheck %s
+// RUN: env CINDEXTEST_EDITING=1 c-index-test -test-load-source-reparse 5 local -fno-delayed-template-parsing -I %S/Inputs -include %t %s > %t.check.txt 2>&1 && FileCheck --input-file=%t.check.txt %s
 // CHECK: preamble_macro_template.h:4:6: FunctionDecl=foo:4:6 (Definition) [Specialization of foo:4:6] Extent=[4:1 - 6:2]
 // CHECK: preamble_macro_template.h:4:13: ParmDecl=p:4:13 (Definition) Extent=[4:10 - 4:14]
 // CHECK: preamble_macro_template.h:4:16: CompoundStmt= Extent=[4:16 - 6:2]
 // CHECK: preamble_macro_template.h:5:3: CStyleCastExpr= Extent=[5:3 - 5:27]
-// CHECK: preamble_macro_template.h:1:21: CXXStaticCastExpr= Extent=[1:21 - 5:27]
+// CHECK: preamble_macro_template.h:5:9: CXXStaticCastExpr= Extent=[5:9 - 5:27]
 // CHECK: preamble_macro_template.h:5:25: UnexposedExpr= Extent=[5:25 - 5:26]
 // CHECK: preamble_macro_template.h:5:25: IntegerLiteral= Extent=[5:25 - 5:26]
 // CHECK: preamble_macro_template.cpp:3:5: FunctionDecl=main:3:5 (Definition) Extent=[3:1 - 3:15]

Modified: cfe/trunk/tools/libclang/CXSourceLocation.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/tools/libclang/CXSourceLocation.cpp?rev=170468&r1=170467&r2=170468&view=diff
==============================================================================
--- cfe/trunk/tools/libclang/CXSourceLocation.cpp (original)
+++ cfe/trunk/tools/libclang/CXSourceLocation.cpp Tue Dec 18 17:07:30 2012
@@ -295,15 +295,13 @@
   const SourceManager &SM =
   *static_cast<const SourceManager*>(location.ptr_data[0]);
   SourceLocation SpellLoc = Loc;
-  if (SpellLoc.isMacroID()) {
-    SourceLocation SimpleSpellingLoc = SM.getImmediateSpellingLoc(SpellLoc);
-    if (SimpleSpellingLoc.isFileID() &&
-        SM.getFileEntryForID(SM.getDecomposedLoc(SimpleSpellingLoc).first))
-      SpellLoc = SimpleSpellingLoc;
-    else
-      SpellLoc = SM.getExpansionLoc(SpellLoc);
+
+  // Unravel the macro instantiation stack.  This logic mirrors that
+  // in DiagnosticRenderer.
+  while (SpellLoc.isMacroID()) {
+    SpellLoc = SM.getImmediateMacroCallerLoc(SpellLoc);
   }
-  
+
   std::pair<FileID, unsigned> LocInfo = SM.getDecomposedLoc(SpellLoc);
   FileID FID = LocInfo.first;
   unsigned FileOffset = LocInfo.second;





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