From 2160484b62ebde52ba6f486ad652f1a72cfe9143 Mon Sep 17 00:00:00 2001
From: gingerBill <bill@gingerbill.org>
Date: Thu, 21 Sep 2023 09:40:33 +0100
Subject: Support `-sanitize:<string>` for `address`, `memory`, `thread` for
 LLVM 17

---
 src/llvm_backend.cpp | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

(limited to 'src/llvm_backend.cpp')

diff --git a/src/llvm_backend.cpp b/src/llvm_backend.cpp
index 8ced9ccee..68223d8c9 100644
--- a/src/llvm_backend.cpp
+++ b/src/llvm_backend.cpp
@@ -1478,12 +1478,28 @@ gb_internal WORKER_TASK_PROC(lb_llvm_module_pass_worker_proc) {
 		passes = gb_string_appendc(passes, "default<O0>");
 		break;
 	case 1:
-		passes = gb_string_appendc(passes, "default<O1>");
+		passes = gb_string_appendc(passes, "default<Os>");
 		break;
 	case 2:
 		passes = gb_string_appendc(passes, "default<O2>");
 		break;
 	}
+
+	// asan - Linux, Darwin, Windows
+	// msan - linux
+	// tsan - Linux, Darwin
+	// ubsan - Linux, Darwin, Windows (NOT SUPPORTED WITH LLVM C-API)
+
+	if (build_context.sanitizer_flags & SanitizerFlag_Address) {
+		passes = gb_string_appendc(passes, ",asan");
+	}
+	if (build_context.sanitizer_flags & SanitizerFlag_Memory) {
+		passes = gb_string_appendc(passes, ",msan");
+	}
+	if (build_context.sanitizer_flags & SanitizerFlag_Thread) {
+		passes = gb_string_appendc(passes, ",tsan");
+	}
+
 	LLVMErrorRef llvm_err = LLVMRunPasses(wd->m->mod, passes, wd->target_machine, pb_options);
 	defer (LLVMConsumeError(llvm_err));
 	if (llvm_err != nullptr) {
-- 
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