[clang] [test] Avoid libc dep in Update warn-unsafe-buffer-usage-warning-data… (PR #79183)

[Danial Klimkin via cfe-commits]

https://github.com/dklimkin created https://github.com/llvm/llvm-project/pull/79183

Avoid libc dep in warn-unsafe-buffer-usage-warning-data-invocation.

To keep the test hermetic. This is in line with other existing declarations in the file that avoid includes.

>From bd284ac0ea8d84b6c7913479063209e21d9180aa Mon Sep 17 00:00:00 2001
From: Danial Klimkin <dklimkin at users.noreply.github.com>
Date: Tue, 23 Jan 2024 19:07:42 +0100
Subject: [PATCH] [test] Avoid libc dep in Update
 warn-unsafe-buffer-usage-warning-data-invocation

To keep the test hermetic. This is in line with other existing declarations in the file that avoid includes.
---
 .../warn-unsafe-buffer-usage-warning-data-invocation.cpp       | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/clang/test/SemaCXX/warn-unsafe-buffer-usage-warning-data-invocation.cpp b/clang/test/SemaCXX/warn-unsafe-buffer-usage-warning-data-invocation.cpp
index 574afcd0eb6dce..5c9df12513e521 100644
--- a/clang/test/SemaCXX/warn-unsafe-buffer-usage-warning-data-invocation.cpp
+++ b/clang/test/SemaCXX/warn-unsafe-buffer-usage-warning-data-invocation.cpp
@@ -7,7 +7,6 @@
 // RUN: %clang_cc1 -std=c++20 -fblocks -include %s %s 2>&1 | FileCheck --allow-empty %s
 // CHECK-NOT: [-Wunsafe-buffer-usage]
 
-#include <stdint.h>
 #ifndef INCLUDED
 #define INCLUDED
 #pragma clang system_header
@@ -15,6 +14,8 @@
 // no spanification warnings for system headers
 #else
 
+typedef __INTPTR_TYPE__ intptr_t;
+
 namespace std {
   class type_info;
   class bad_cast;