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Subject: Re: [PATCH] Fix PR89437
To: Wilco Dijkstra <Wilco.Dijkstra@arm.com>, GCC Patches <gcc-patches@gcc.gnu.org>
Cc: nd <nd@arm.com>
References: <DB5PR08MB10306D92C15624041D357C5E837E0@DB5PR08MB1030.eurprd08.prod.outlook.com>
From: Jeff Law <law@redhat.com>
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Date: Thu, 21 Feb 2019 22:35:00 -0000
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On 2/21/19 8:55 AM, Wilco Dijkstra wrote:
> Fix PR89437. Fix the sinatan-1.c testcase to not run without
> a C99 target system.  Use nextafterl for long double initialization.
> 
> Fix an issue with sinl (atanl (sqrtl (LDBL_MAX)) returning 0.0
> instead of 1.0 by using x < sqrtl (LDBL_MAX) in match.pd.
> 
> OK for commit?
> 
> ChangeLog:
> 2019-02-21  Wilco Dijkstra  <wdijkstr@arm.com>
> 
>     gcc/
> 	* match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
> 
>     testsuite/
> 	* gcc.dg/sinatan-1.c: Fix testcase.
OK.
jeff