Properly stub the pthread.h header in the tests.

Author: tigbr

clang-tools-extra/test/clang-tidy/checkers/bugprone/Inputs/tagged-union-member-count/system/pthread.h

@@ -0,0 +1,10 @@
+#define __SIZEOF_PTHREAD_MUTEX_T 40
+
+typedef union {
+  struct __pthread_mutex_s {
+    int __lock;
+    unsigned int __count;
+  } __data;
+  char __size[__SIZEOF_PTHREAD_MUTEX_T];
+  long int __align;
+} pthread_mutex_t;

clang-tools-extra/test/clang-tidy/checkers/bugprone/tagged-union-member-count.c

@@ -1,4 +1,5 @@
-// RUN: %check_clang_tidy %s bugprone-tagged-union-member-count %t
+// RUN: %check_clang_tidy %s bugprone-tagged-union-member-count %t -- -- \
+// RUN: -isystem %S/Inputs/tagged-union-member-count/system
 
 typedef enum Tags3 {
   tags3_1,
@@ -150,7 +151,7 @@ DECLARE_TAGGED_UNION_STRUCT(Tags3, Union4, TaggedUnionStructFromMacro);
 
 // Typedefed unions from system header files should be ignored when
 // we are trying to pinpoint the union part in a user-defined tagged union.
-#include "pthread.h"
+#include <pthread.h>
 
 // This should not be analyzed as a user-defined tagged union,
 // even though pthread_mutex_t may be declared as a typedefed union.

clang-tools-extra/test/clang-tidy/checkers/bugprone/tagged-union-member-count.cpp

@@ -1,4 +1,5 @@
-// RUN: %check_clang_tidy -std=c++98-or-later %s bugprone-tagged-union-member-count %t
+// RUN: %check_clang_tidy -std=c++98-or-later %s bugprone-tagged-union-member-count %t -- -- \
+// RUN: -isystem %S/Inputs/tagged-union-member-count/system
 // Test check with C++ features
 
 typedef enum Tags3 {
@@ -311,7 +312,7 @@ void DoNotMatchLambdas() {
 
 // Typedefed unions from system header files should be ignored when
 // we are trying to pinpoint the union part in a user-defined tagged union.
-#include "pthread.h"
+#include <pthread.h>
 
 // This should not be analyzed as a user-defined tagged union,
 // even though pthread_mutex_t may be declared as a typedefed union.

clang-tools-extra/test/clang-tidy/checkers/bugprone/tagged-union-member-count.m

@@ -1,4 +1,5 @@
-// RUN: %check_clang_tidy %s bugprone-tagged-union-member-count %t
+// RUN: %check_clang_tidy %s bugprone-tagged-union-member-count %t -- -- \
+// RUN: -isystem %S/Inputs/tagged-union-member-count/system
 
 typedef enum Tags3 {
   tags3_1,
@@ -150,7 +151,7 @@
 
 // Typedefed unions from system header files should be ignored when
 // we are trying to pinpoint the union part in a user-defined tagged union.
-#include "pthread.h"
+#include <pthread.h>
 
 // This should not be analyzed as a user-defined tagged union,
 // even though pthread_mutex_t may be declared as a typedefed union.

clang-tools-extra/test/clang-tidy/checkers/bugprone/tagged-union-member-count.mm

@@ -1,4 +1,5 @@
-// RUN: %check_clang_tidy %s bugprone-tagged-union-member-count %t
+// RUN: %check_clang_tidy %s bugprone-tagged-union-member-count %t -- -- \
+// RUN: -isystem %S/Inputs/tagged-union-member-count/system
 
 typedef enum Tags3 {
   tags3_1,
@@ -310,7 +311,7 @@ void DoNotMatchLambdas() {
 
 // Typedefed unions from system header files should be ignored when
 // we are trying to pinpoint the union part in a user-defined tagged union.
-#include "pthread.h"
+#include <pthread.h>
 
 // This should not be analyzed as a user-defined tagged union,
 // even though pthread_mutex_t may be declared as a typedefed union.