From 068285ea2d888f73c42b64a252b419a5c63199a4 Mon Sep 17 00:00:00 2001
From: Johan Engelen <jbc.engelen@gmail.com>
Date: Wed, 27 Mar 2024 23:57:40 +0100
Subject: [PATCH] Make ASan and fuzzer test slightly more complex, such that
 LLVM18 also emits the expected code (seems to optimize away some things for
 very simple code).

---
 tests/sanitizers/fsanitize_address.d | 4 ++--
 tests/sanitizers/fsanitize_fuzzer.d  | 3 ++-
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/tests/sanitizers/fsanitize_address.d b/tests/sanitizers/fsanitize_address.d
index 6e7b115db83..abf8941efad 100644
--- a/tests/sanitizers/fsanitize_address.d
+++ b/tests/sanitizers/fsanitize_address.d
@@ -4,12 +4,12 @@
 // RUN: %ldc -c -output-ll -g -fsanitize=address,thread -of=%t.tsan.ll %s && FileCheck %s --check-prefix=wTSAN < %t.tsan.ll
 // RUN: %ldc -c -output-ll -g -fsanitize=address -fsanitize=thread -of=%t.tsan.ll %s && FileCheck %s --check-prefix=wTSAN < %t.tsan.ll
 
-void foo() {
+void foo(size_t a) {
     // wTSAN: call {{.*}}_tsan_func_entry
     // CHECK: call {{.*}}_asan_stack_malloc
     // wTSAN: {{(call|invoke)}} {{.*}}_asan_stack_malloc
     int[10] i;
     // CHECK: call {{.*}}_asan_report_store
     // wTSAN: {{(call|invoke)}} {{.*}}_asan_report_store
-    i[0] = 1;
+    i[a] = 1;
 }
diff --git a/tests/sanitizers/fsanitize_fuzzer.d b/tests/sanitizers/fsanitize_fuzzer.d
index 969f11544c3..4d21448b124 100644
--- a/tests/sanitizers/fsanitize_fuzzer.d
+++ b/tests/sanitizers/fsanitize_fuzzer.d
@@ -16,9 +16,10 @@ bool FuzzMe(const ubyte* data, size_t dataSize)
 }
 
 // CHECK-LABEL: define{{.*}} @{{.*}}allocInt
-void allocInt() {
+void allocInt(size_t i) {
     // wASAN: call {{.*}}_asan_stack_malloc
     int[10] a;
+    a[i] = 1;
 }
 
 // CHECK-LABEL: define{{.*}} @{{.*}}foo