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authorRichard Henderson <rth@twiddle.net>2012-08-30 12:02:50 -0700
committerRichard Henderson <rth@twiddle.net>2012-09-12 17:18:25 -0700
commitb2d36dda9b8ca4d850f3b8e3e437a38368a51519 (patch)
tree9f100ed228f0dce78f206fa1ae8bc6b499c09719
parent6c9b0f68267cf365d060d4e51e7cb8f61498b875 (diff)
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alpha: Work around gcc 4.8 aliasing difference/bug
-rw-r--r--ports/ChangeLog.alpha5
-rw-r--r--ports/sysdeps/alpha/fpu/s_isnan.c12
2 files changed, 10 insertions, 7 deletions
diff --git a/ports/ChangeLog.alpha b/ports/ChangeLog.alpha
index 19edf6f..9589dd3 100644
--- a/ports/ChangeLog.alpha
+++ b/ports/ChangeLog.alpha
@@ -1,3 +1,8 @@
+2012-08-30 Richard Henderson <rth@redhat.com>
+
+ * sysdeps/alpha/fpu/s_isnan.c: Define all aliases in terms of
+ the original __isnan symbol.
+
2012-08-27 Mike Frysinger <vapier@gentoo.org>
[BZ #5400]
diff --git a/ports/sysdeps/alpha/fpu/s_isnan.c b/ports/sysdeps/alpha/fpu/s_isnan.c
index b18c7bb..1f239ac 100644
--- a/ports/sysdeps/alpha/fpu/s_isnan.c
+++ b/ports/sysdeps/alpha/fpu/s_isnan.c
@@ -28,11 +28,6 @@
#undef isnanf
#undef __GI___isnanf
-/* The hidden_proto in include/math.h was obscured by the macro hackery. */
-__typeof (__isnan) __isnanf;
-hidden_proto (__isnanf)
-
-
int
__isnan (double x)
{
@@ -45,8 +40,11 @@ weak_alias (__isnan, isnan)
/* It turns out that the 'double' version will also always work for
single-precision. */
strong_alias (__isnan, __isnanf)
-hidden_def (__isnanf)
-weak_alias (__isnanf, isnanf)
+weak_alias (__isnan, isnanf)
+
+/* ??? GCC 4.8 fails to look through chains of aliases with asm names
+ attached. Work around this for now. */
+hidden_ver (__isnan, __isnanf)
#ifdef NO_LONG_DOUBLE
strong_alias (__isnan, __isnanl)