[compiler-rt] [GWP-ASan] Include <unistd.h> for sysconf(_SC_PAGESIZE) (PR #155261)

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llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-compiler-rt-sanitizer

Author: Fabio D'Urso (fabio-d)

<details>
<summary>Changes</summary>

This fixes build failures on Fuchsia that started with #<!-- -->153860

---
Full diff: https://github.com/llvm/llvm-project/pull/155261.diff


2 Files Affected:

- (modified) compiler-rt/lib/gwp_asan/tests/basic.cpp (+2) 
- (modified) compiler-rt/lib/gwp_asan/tests/never_allocated.cpp (+2) 


``````````diff
diff --git a/compiler-rt/lib/gwp_asan/tests/basic.cpp b/compiler-rt/lib/gwp_asan/tests/basic.cpp
index 7d36a2ee1f947..ec2cacc00616c 100644
--- a/compiler-rt/lib/gwp_asan/tests/basic.cpp
+++ b/compiler-rt/lib/gwp_asan/tests/basic.cpp
@@ -8,6 +8,8 @@
 
 #include "gwp_asan/tests/harness.h"
 
+#include <unistd.h>
+
 TEST_F(CustomGuardedPoolAllocator, BasicAllocation) {
   InitNumSlots(1);
   void *Ptr = GPA.allocate(1);
diff --git a/compiler-rt/lib/gwp_asan/tests/never_allocated.cpp b/compiler-rt/lib/gwp_asan/tests/never_allocated.cpp
index 37a4b384e4ac0..6e1ee47d86a53 100644
--- a/compiler-rt/lib/gwp_asan/tests/never_allocated.cpp
+++ b/compiler-rt/lib/gwp_asan/tests/never_allocated.cpp
@@ -12,6 +12,8 @@
 #include "gwp_asan/crash_handler.h"
 #include "gwp_asan/tests/harness.h"
 
+#include <unistd.h>
+
 TEST_P(BacktraceGuardedPoolAllocatorDeathTest, NeverAllocated) {
   size_t PageSize = sysconf(_SC_PAGESIZE);
 

``````````

</details>


https://github.com/llvm/llvm-project/pull/155261