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authorJoseph Myers <joseph@codesourcery.com>2015-10-06 17:37:49 +0000
committerJoseph Myers <joseph@codesourcery.com>2015-10-06 17:37:49 +0000
commit6c9678ebd42358f931100130a368fafe375a0ba2 (patch)
tree31a8266da420a9aacd6054bb0ec9c29b5223ea7d /NEWS
parentb3364d05892be0170e8f67689736bb9b7597bc94 (diff)
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Fix ldbl-128ibm expl overflow in non-default rounding modes (bug 19078).
The ldbl-128ibm expl wrapper checks the argument to determine when to
call __kernel_standard_l, thereby overriding overflowing results from
__ieee754_expl that could otherwise (given appropriately patched
libgcc) be correct for the rounding mode.  This patch changes it to
check the result of __ieee754_expl instead, as other versions of this
wrapper do.

Tested for powerpc.

	[BZ #19078]
	* sysdeps/ieee754/ldbl-128ibm/w_expl.c (o_thres): Remove variable.
	(u_thres): Likewise.
	(__expl): Determine whether to call __kernel_standard_l based on
	value of result, not argument.
Diffstat (limited to 'NEWS')
-rw-r--r--NEWS2
1 files changed, 1 insertions, 1 deletions
diff --git a/NEWS b/NEWS
index e3c0795fe5..5ad75a32fd 100644
--- a/NEWS
+++ b/NEWS
@@ -18,7 +18,7 @@ Version 2.23
   18820, 18823, 18824, 18825, 18857, 18863, 18870, 18872, 18873, 18875,
   18887, 18921, 18951, 18952, 18956, 18961, 18966, 18967, 18969, 18970,
   18977, 18980, 18981, 18985, 19003, 19012, 19016, 19018, 19032, 19046,
-  19049, 19050, 19059, 19071, 19076, 19077.
+  19049, 19050, 19059, 19071, 19076, 19077, 19078.
 
 * The obsolete header <regexp.h> has been removed.  Programs that require
   this header must be updated to use <regex.h> instead.