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Message-ID: <20250425153839.1020951-1-rayslava@gmail.com>
Date: Sat, 26 Apr 2025 00:38:18 +0900
From: Slava Barinov <rayslava@...il.com>
To: musl@...ts.openwall.com
Cc: Slava Barinov <rayslava@...il.com>
Subject: [PATCH] force -fno-lto for CRT files
If the library is built using -flto flag the symbol only referenced in inline
assembly is considered unused and therefore is removed.
Zig compiler has the same issue: https://github.com/ziglang/zig/issues/10364
---
Makefile | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Makefile b/Makefile
index 3ad88b35..709c5860 100644
--- a/Makefile
+++ b/Makefile
@@ -127,7 +127,7 @@ NOSSP_OBJS = $(CRT_OBJS) $(LDSO_OBJS) $(filter \
, $(LIBC_OBJS))
$(NOSSP_OBJS) $(NOSSP_OBJS:%.o=%.lo): CFLAGS_ALL += $(CFLAGS_NOSSP)
-$(CRT_OBJS): CFLAGS_ALL += -DCRT
+$(CRT_OBJS): CFLAGS_ALL += -DCRT -fno-lto
$(LOBJS) $(LDSO_OBJS): CFLAGS_ALL += -fPIC
--
2.49.0
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