Fix queries and tests that reference anonymous structs and unions

Author: jketema

c/cert/src/rules/EXP39-C/DoNotAccessVariableViaPointerOfIncompatibleType.ql

@@ -163,8 +163,8 @@ Type compatibleTypes(Type type) {
     (
       type.stripType() instanceof Struct and
       type.getUnspecifiedType() = result.getUnspecifiedType() and
-      not type.getName() = "struct <unnamed>" and
-      not result.getName() = "struct <unnamed>"
+      not type.(Struct).isAnonymous() and
+      not result.(Struct).isAnonymous()
       or
       not type.stripType() instanceof Struct and
       (

c/cert/test/rules/EXP39-C/DoNotAccessVariableViaPointerOfIncompatibleType.expected

@@ -53,8 +53,8 @@ subpaths
 | test.c:13:17:13:19 | & ... | test.c:13:17:13:19 | & ... | test.c:13:17:13:19 | & ... | Cast from short[2] to short[4] results in an incompatible pointer base type. |
 | test.c:19:18:19:20 | & ... | test.c:19:18:19:20 | & ... | test.c:19:18:19:20 | & ... | Cast from char to signed char results in an incompatible pointer base type. |
 | test.c:30:19:30:21 | & ... | test.c:30:19:30:21 | & ... | test.c:30:19:30:21 | & ... | Cast from int to unsigned int results in an incompatible pointer base type. |
-| test.c:47:8:47:9 | s2 | test.c:47:8:47:9 | s2 | test.c:47:8:47:9 | s2 | Cast from struct <unnamed> to struct <unnamed> results in an incompatible pointer base type. |
-| test.c:49:8:49:9 | s3 | test.c:49:8:49:9 | s3 | test.c:49:8:49:9 | s3 | Cast from S1 to struct <unnamed> results in an incompatible pointer base type. |
-| test.c:50:8:50:9 | s1 | test.c:50:8:50:9 | s1 | test.c:50:8:50:9 | s1 | Cast from struct <unnamed> to S1 results in an incompatible pointer base type. |
+| test.c:47:8:47:9 | s2 | test.c:47:8:47:9 | s2 | test.c:47:8:47:9 | s2 | Cast from (unnamed class/struct/union) to (unnamed class/struct/union) results in an incompatible pointer base type. |
+| test.c:49:8:49:9 | s3 | test.c:49:8:49:9 | s3 | test.c:49:8:49:9 | s3 | Cast from S1 to (unnamed class/struct/union) results in an incompatible pointer base type. |
+| test.c:50:8:50:9 | s1 | test.c:50:8:50:9 | s1 | test.c:50:8:50:9 | s1 | Cast from (unnamed class/struct/union) to S1 results in an incompatible pointer base type. |
 | test.c:68:41:68:41 | v | test.c:72:13:72:15 | & ... | test.c:68:41:68:41 | v | Cast from float to int results in an incompatible pointer base type. |
 | test.c:99:3:99:4 | s3 | test.c:98:40:98:41 | s2 | test.c:99:3:99:4 | s3 | Cast from S2 to S3 results in an incompatible pointer base type. |

c/common/test/rules/informationleakageacrossboundaries/InformationLeakageAcrossBoundaries.expected

@@ -5,7 +5,7 @@
 | interprocedural.c:104:9:104:9 | p | 'p' may leak information from {x (interprocedural.c:7), y (interprocedural.c:8)}. Path: p (interprocedural.c:104) --> overwrite_after_leak(...) (interprocedural.c:96) --> p (interprocedural.c:97) |
 | multilayer.c:16:10:16:10 | s | 's' may leak information from {b (multilayer.c:12)}. Path: s (multilayer.c:16) --> & ... (multilayer.c:18) |
 | multilayer.c:29:10:29:10 | s | 's' may leak information from {b (multilayer.c:12), x (multilayer.c:7)}. Path: s (multilayer.c:29) --> & ... (multilayer.c:30) |
-| multilayer.c:34:8:34:8 | s | 's' may leak information from {struct <unnamed> (multilayer.c:6)}. Path: s (multilayer.c:34) --> & ... (multilayer.c:35) |
+| multilayer.c:34:8:34:8 | s | 's' may leak information from {(unnamed class/struct/union) (multilayer.c:6)}. Path: s (multilayer.c:34) --> & ... (multilayer.c:35) |
 | test.c:12:12:12:12 | s | 's' may leak information from {y (test.c:8)}. Path: s (test.c:12) --> & ... (test.c:14) |
 | test.c:18:12:18:12 | s | 's' may leak information from {x (test.c:7)}. Path: s (test.c:18) --> & ... (test.c:20) |
 | test.c:24:12:24:12 | s | 's' may leak information from {x (test.c:7), y (test.c:8)}. Path: s (test.c:24) --> & ... (test.c:25) |

c/common/test/rules/unusedtypedeclarations/UnusedTypeDeclarations.expected

@@ -2,4 +2,4 @@
 | test.c:4:8:4:8 | A | Type declaration A is not used. |
 | test.c:7:18:7:18 | D | Type declaration D is not used. |
 | test.c:28:11:28:11 | R | Type declaration R is not used. |
-| test.c:41:12:41:12 | struct <unnamed> | Type declaration struct <unnamed> is not used. |
+| test.c:41:12:41:12 | (unnamed class/struct/union) | Type declaration (unnamed class/struct/union) is not used. |

c/common/test/rules/useinitializerbracestomatchaggregatetypestructure/UseInitializerBracesToMatchAggregateTypeStructure.expected

@@ -3,5 +3,5 @@
 | test.c:35:32:35:35 | {...} | Missing braces on aggregate literal of type int[2]$@ which is assigned to index 2 in $@. | file://:0:0:0:0 | int[2] | int[2] | test.c:35:18:35:42 | {...} | array of type int[4][2] |
 | test.c:35:38:35:41 | {...} | Missing braces on aggregate literal of type int[2]$@ which is assigned to index 3 in $@. | file://:0:0:0:0 | int[2] | int[2] | test.c:35:18:35:42 | {...} | array of type int[4][2] |
 | test.c:41:34:41:34 | {...} | Missing braces on aggregate literal of type int[2]$@ which is assigned to index 1 in $@. | file://:0:0:0:0 | int[2] | int[2] | test.c:41:18:41:35 | {...} | array of type int[2][2] |
-| test.c:47:26:47:29 | {...} | Missing braces on aggregate literal of type $@ which is assigned to field $@. | test.c:4:10:4:10 | struct <unnamed> | struct <unnamed> | test.c:7:5:7:8 | m_s1 | m_s1 |
-| test.c:47:26:47:29 | {...} | Missing braces on aggregate literal of type $@ which is assigned to field $@. | test.c:11:10:11:10 | struct <unnamed> | struct <unnamed> | test.c:7:5:7:8 | m_s1 | m_s1 |
+| test.c:47:26:47:29 | {...} | Missing braces on aggregate literal of type $@ which is assigned to field $@. | test.c:4:10:4:10 | (unnamed class/struct/union) | (unnamed class/struct/union) | test.c:7:5:7:8 | m_s1 | m_s1 |
+| test.c:47:26:47:29 | {...} | Missing braces on aggregate literal of type $@ which is assigned to field $@. | test.c:11:10:11:10 | (unnamed class/struct/union) | (unnamed class/struct/union) | test.c:7:5:7:8 | m_s1 | m_s1 |

c/misra/src/rules/RULE-2-4/UnusedTagDeclaration.ql

@@ -20,7 +20,7 @@ from UserType s
 where
   not isExcluded(s, DeadCodePackage::unusedTagDeclarationQuery()) and
   // ignore structs without a tag name
-  not s.getName() = "struct <unnamed>" and
+  not s.isAnonymous() and
   // typedefs do not have a "tag" name, so this rule does not apply to them
   not s instanceof TypedefType and
   // Not mentioned anywhere

c/misra/src/rules/RULE-5-7/TagNameNotUnique.ql

@@ -22,7 +22,6 @@ where
   not isExcluded(s2, Declarations3Package::tagNameNotUniqueQuery()) and
   not s = s2 and
   s.getName() = s2.getName() and
-  not s.getName() = "struct <unnamed>" and
-  not s.getName() = "union <unnamed>" and
+  not s.isAnonymous() and
   not s.getName() = s2.(TypedefType).getBaseType().toString()
 select s, "Tag name is nonunique compared to $@.", s2, s2.getName()

c/misra/test/rules/RULE-19-2/UnionKeywordShouldNotBeUsed.expected

@@ -1 +1 @@
-| test.c:2:9:2:9 | union <unnamed> | Use of banned 'union' keyword. |
+| test.c:2:9:2:9 | (unnamed class/struct/union) | Use of banned 'union' keyword. |

cpp/autosar/src/rules/M8-0-1/MultipleGlobalOrMemberDeclarators.ql

@@ -46,7 +46,7 @@ class NonLocalUserDeclaration extends Declaration {
     not this.(Parameter).getFunction().isCompilerGenerated() and
     not this.isInMacroExpansion() and
     not exists(Struct s, TypedefType t |
-      s.getName() = "struct <unnamed>" and
+      s.isAnonymous() and
       t.getBaseType() = s and
       this = s.getAMemberVariable()
     )

cpp/common/test/rules/unusedtypedeclarations/UnusedTypeDeclarations.expected

@@ -3,5 +3,5 @@
 | test.cpp:6:7:6:7 | B | Type declaration B is not used. |
 | test.cpp:13:11:13:11 | D | Type declaration D is not used. |
 | test.cpp:77:11:77:11 | R | Type declaration R is not used. |
-| test.cpp:90:12:90:12 | struct <unnamed> | Type declaration struct <unnamed> is not used. |
+| test.cpp:90:12:90:12 | (unnamed class/struct/union) | Type declaration (unnamed class/struct/union) is not used. |
 | test.cpp:111:29:111:30 | AA | Type declaration AA is not used. |