[clang] [Clang][CodeGen][OpenCL] Add `-fno-delete-null-pointer-checks` to avoid UB. NFC. (PR #135602)

[via cfe-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: Yingwei Zheng (dtcxzyw)

<details>
<summary>Changes</summary>

Needed by https://github.com/llvm/llvm-project/pull/130742.


---
Full diff: https://github.com/llvm/llvm-project/pull/135602.diff


3 Files Affected:

- (modified) clang/test/CodeGenOpenCL/spir32_target.cl (+1-1) 
- (modified) clang/test/CodeGenOpenCL/spir64_target.cl (+1-1) 
- (modified) clang/test/CodeGenOpenCL/spirv_target.cl (+2-2) 


``````````diff
diff --git a/clang/test/CodeGenOpenCL/spir32_target.cl b/clang/test/CodeGenOpenCL/spir32_target.cl
index 924b2c12f5537..cccdf3635ea63 100644
--- a/clang/test/CodeGenOpenCL/spir32_target.cl
+++ b/clang/test/CodeGenOpenCL/spir32_target.cl
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 %s -triple "spir-unknown-unknown" -emit-llvm -o - | FileCheck %s
+// RUN: %clang_cc1 %s -triple "spir-unknown-unknown" -fno-delete-null-pointer-checks -emit-llvm -o - | FileCheck %s
 
 // CHECK: target triple = "spir-unknown-unknown"
 
diff --git a/clang/test/CodeGenOpenCL/spir64_target.cl b/clang/test/CodeGenOpenCL/spir64_target.cl
index ba4a66d7158fd..67880f47adb34 100644
--- a/clang/test/CodeGenOpenCL/spir64_target.cl
+++ b/clang/test/CodeGenOpenCL/spir64_target.cl
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 %s -triple "spir64-unknown-unknown" -emit-llvm -o - | FileCheck %s
+// RUN: %clang_cc1 %s -triple "spir64-unknown-unknown" -emit-llvm -fno-delete-null-pointer-checks -o - | FileCheck %s
 
 // CHECK: target triple = "spir64-unknown-unknown"
 
diff --git a/clang/test/CodeGenOpenCL/spirv_target.cl b/clang/test/CodeGenOpenCL/spirv_target.cl
index 2aeed195449a8..f9e92a79d5617 100644
--- a/clang/test/CodeGenOpenCL/spirv_target.cl
+++ b/clang/test/CodeGenOpenCL/spirv_target.cl
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 %s -triple "spirv32-unknown-unknown" -verify -emit-llvm -o - | FileCheck %s -check-prefix=SPIRV32
-// RUN: %clang_cc1 %s -triple "spirv64-unknown-unknown" -verify -emit-llvm -o - | FileCheck %s -check-prefix=SPIRV64
+// RUN: %clang_cc1 %s -triple "spirv32-unknown-unknown" -fno-delete-null-pointer-checks -verify -emit-llvm -o - | FileCheck %s -check-prefix=SPIRV32
+// RUN: %clang_cc1 %s -triple "spirv64-unknown-unknown" -fno-delete-null-pointer-checks -verify -emit-llvm -o - | FileCheck %s -check-prefix=SPIRV64
 
 // SPIRV32: target triple = "spirv32-unknown-unknown"
 // SPIRV64: target triple = "spirv64-unknown-unknown"

``````````

</details>


https://github.com/llvm/llvm-project/pull/135602