From a97bfc684ecaf5fa6cb6d809806c752af811cd47 Mon Sep 17 00:00:00 2001
From: Martin Vogel <martin.vogel@datadice.io>
Date: Wed, 18 Mar 2026 01:30:02 +0100
Subject: [PATCH] Fix: GCC warning flags conditional (Clang doesn't support
 them)

---
 Makefile.cbm | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Makefile.cbm b/Makefile.cbm
index 1326f98c9..4d198bf93 100644
--- a/Makefile.cbm
+++ b/Makefile.cbm
@@ -31,9 +31,12 @@ LIBGIT2_FLAGS =
 LIBGIT2_LIBS =
 endif
 
+# GCC-specific warning suppressions (Clang doesn't have these flags)
+GCC_NOWARN := $(shell $(CC) -Wno-format-truncation -x c -c /dev/null -o /dev/null 2>/dev/null && echo "-Wno-format-truncation -Wno-restrict -Wno-unused-result")
+
 CFLAGS_COMMON = -std=c11 -D_DEFAULT_SOURCE -Wall -Wextra -Werror \
                 -Wno-unused-parameter -Wno-sign-compare \
-                -Wno-format-truncation -Wno-restrict -Wno-unused-result \
+                $(GCC_NOWARN) \
                 -Isrc -Ivendored -Ivendored/sqlite3 \
                 -Ivendored/mimalloc/include \
                 -I$(CBM_DIR) -I$(TS_INCLUDE) \