From 78e79d9d502ab8cdbccf94a7f307c78b8847ad0e Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Fri, 24 Feb 2012 20:07:21 -0500
Subject: [PATCH] new attempt at working around the gcc 3 visibility bug

since gcc is failing to generate the necessary ".hidden" directive in
the output asm, generate it explicitly with an __asm__ statement...
---
 src/internal/libc.c      | 4 ++++
 src/internal/libc.h      | 3 +++
 src/multibyte/internal.c | 4 ++++
 3 files changed, 11 insertions(+)

diff --git a/src/internal/libc.c b/src/internal/libc.c
index 5f12e295..c1e21ca0 100644
--- a/src/internal/libc.c
+++ b/src/internal/libc.c
@@ -9,3 +9,7 @@ struct __libc *__libc_loc()
 #else
 struct __libc __libc;
 #endif
+
+#ifdef BROKEN_VISIBILITY
+__asm__(".hidden __libc");
+#endif
diff --git a/src/internal/libc.h b/src/internal/libc.h
index 45d5c9e7..39a18658 100644
--- a/src/internal/libc.h
+++ b/src/internal/libc.h
@@ -22,6 +22,9 @@ struct __libc {
 #if !defined(__PIC__) || 100*__GNUC__+__GNUC_MINOR__ >= 303 || defined(__PCC__) || defined(__TINYC__)
 
 #ifdef __PIC__
+#if __GNUC__ < 4
+#define BROKEN_VISIBILITY 1
+#endif
 #define ATTR_LIBC_VISIBILITY __attribute__((visibility("hidden"))) 
 #else
 #define ATTR_LIBC_VISIBILITY
diff --git a/src/multibyte/internal.c b/src/multibyte/internal.c
index 11b9818f..ab22806e 100644
--- a/src/multibyte/internal.c
+++ b/src/multibyte/internal.c
@@ -32,3 +32,7 @@ const uint32_t bittab[] = {
 	E(0x8),E(0x9),E(0xa),E(0xb),E(0xc),E(0xd),E(0xe),E(0xf),
 	F(0x0),F(0x1),F(0x2),F(0x3),F(0x4)
 };
+
+#ifdef BROKEN_VISIBILITY
+__asm__(".hidden __fsmu8");
+#endif
-- 
2.20.1