From 624d6c0f97362059e0beed0abcccf8b9ff0dc49a Mon Sep 17 00:00:00 2001
From: nsfisis <nsfisis@gmail.com>
Date: Thu, 8 Jan 2026 01:45:45 +0900
Subject: feat: ignore all kinds of -std=*

---
 src/cli.c    | 4 ++--
 src/common.c | 8 ++++++++
 src/common.h | 1 +
 3 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/cli.c b/src/cli.c
index cd5e1d9..7fe2119 100644
--- a/src/cli.c
+++ b/src/cli.c
@@ -61,8 +61,8 @@ CliArgs* parse_cli_args(int argc, char** argv) {
         } else if (strcmp(argv[i], "--version") == 0) {
             print_version();
             exit(0);
-        } else if (strcmp(argv[i], "-std=gnu23") == 0) {
-            // ignore -std=gnu23
+        } else if (str_starts_with(argv[i], "-std=")) {
+            // ignore -std=*
         } else if (strcmp(argv[i], "--wasm") == 0) {
             opt_wasm = true;
         } else {
diff --git a/src/common.c b/src/common.c
index 61b2805..af35064 100644
--- a/src/common.c
+++ b/src/common.c
@@ -13,6 +13,14 @@ void fatal_error(const char* msg, ...) {
     exit(1);
 }
 
+bool str_starts_with(const char* s, const char* prefix) {
+    size_t l1 = strlen(s);
+    size_t l2 = strlen(prefix);
+    if (l1 < l2)
+        return false;
+    return strncmp(s, prefix, l2) == 0;
+}
+
 bool str_ends_with(const char* s, const char* suffix) {
     size_t l1 = strlen(s);
     size_t l2 = strlen(suffix);
diff --git a/src/common.h b/src/common.h
index b6fc238..bb94e79 100644
--- a/src/common.h
+++ b/src/common.h
@@ -12,6 +12,7 @@ _Noreturn void fatal_error(const char* msg, ...);
 
 #define unimplemented() fatal_error("%s:%d: unimplemented", __FILE__, __LINE__)
 
+bool str_starts_with(const char* s, const char* prefix);
 bool str_ends_with(const char* s, const char* suffix);
 
 typedef struct {
-- 
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