Hide the symbol of helper function __libc_android_abort
Ideally __libc_android_abort would be static, but it could not be
because gcc would not allow calling a static function from an asm
statement. Instead, using GCC visibility is work around.
Change-Id: Ifff6b9957ca3f0fc03c75c3e42582a48d43cefa2
diff --git a/libc/include/sys/cdefs_elf.h b/libc/include/sys/cdefs_elf.h
index e051b1d..1e57470 100644
--- a/libc/include/sys/cdefs_elf.h
+++ b/libc/include/sys/cdefs_elf.h
@@ -95,6 +95,10 @@
__asm__(".section _sec\n\t.asciz _str\n\t.previous")
#endif
+/* GCC visibility helper macro */
+#define __LIBC_HIDDEN__ \
+ __attribute__ ((visibility ("hidden")))
+
#define __IDSTRING(_n,_s) __SECTIONSTRING(.ident,_s)
#define __RCSID(_s) __IDSTRING(rcsid,_s)
diff --git a/libc/unistd/abort.c b/libc/unistd/abort.c
index 3e3aab0..8b8659b 100644
--- a/libc/unistd/abort.c
+++ b/libc/unistd/abort.c
@@ -40,7 +40,7 @@
__libc_android_log_print(ANDROID_LOG_DEBUG, "libc-abort", (format), ##__VA_ARGS__ )
#ifdef __arm__
-void
+__LIBC_HIDDEN__ void
__libc_android_abort(void)
#else
void