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authorAndreas Jaeger <aj@suse.de>2006-01-15 17:59:52 +0000
committerAndreas Jaeger <aj@suse.de>2006-01-15 17:59:52 +0000
commit4f7e7f8e0010c1af7c40e518cf95047948048b3b (patch)
treeda5302dde9185d8c05a60b9c482e47db62938cf0 /math/s_cacosh.c
parent3a12d5258ad0e4a3cec7f63aa54718ba969c05b4 (diff)
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[BZ #1950, BZ #2153]
Update.
	[BZ #1950]
	* posix/regex_internal.c (re_string_reconstruct): Adjust for
	build_wcs_upper_buffer change.
	(build_wcs_upper_buffer): Change return type.

	[BZ #2153]
	* math/s_cacosh.c (__cacosh): Do not return a negative
	value. Patch by Wes Loewer <wjltemp-temp01@yahoo.com>.
	* math/s_cacoshl.c (__cacoshl): Likewise.
	* math/s_cacoshf.c (__cacoshf): Likewise.
	* math/libm-test.inc (cacosh_test): Adjust for change.

	* sysdeps/alpha/fpu/libm-test-ulps: Adopt for cacosh test change.
	* sysdeps/hppa/fpu/libm-test-ulps: Likewise.
	* sysdeps/i386/fpu/libm-test-ulps: Likewise.
	* sysdeps/ia64/fpu/libm-test-ulps: Likewise.
	* sysdeps/m68k/fpu/libm-test-ulps: Likewise.
	* sysdeps/mips/fpu/libm-test-ulps: Likewise.
	* sysdeps/powerpc/fpu/libm-test-ulps: Likewise.
	* sysdeps/s390/fpu/libm-test-ulps: Likewise.
	* sysdeps/x86_64/fpu/libm-test-ulps: Likewise.
	* sysdeps/sh/sh4/fpu/libm-test-ulps: Likewise.
	* sysdeps/sparc/sparc32/fpu/libm-test-ulps: Likewise.
	* sysdeps/sparc/sparc64/fpu/libm-test-ulps: Likewise.
Diffstat (limited to 'math/s_cacosh.c')
-rw-r--r--math/s_cacosh.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/math/s_cacosh.c b/math/s_cacosh.c
index 1ae8708d49..e921f0763e 100644
--- a/math/s_cacosh.c
+++ b/math/s_cacosh.c
@@ -1,5 +1,5 @@
 /* Return arc hyperbole cosine for double value.
-   Copyright (C) 1997 Free Software Foundation, Inc.
+   Copyright (C) 1997, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
@@ -73,6 +73,9 @@ __cacosh (__complex__ double x)
 
       y = __csqrt (y);
 
+      if (__real__ x < 0.0)
+	y = -y;
+
       __real__ y += __real__ x;
       __imag__ y += __imag__ x;