From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1791) id 40E503858C39; Fri, 28 Oct 2022 17:46:55 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 40E503858C39 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1666979215; bh=yQ7aat9yOjCjJvZibDVHsytgC+pKx+us/iAtc/dzH1M=; h=From:To:Subject:Date:From; b=iCtfpQy9FavuZwybLjmK0jTtE6kvnDcmGiTygXuWy4KJW7AUiGnC11Bbu9vxv3Omv jIOWi/yeNPaSrdB14rW8poTjbOQLHcbxIbgj6P+Mh6MVPH+QJJJbHaKFN9HEocqG/n Yg65rzdk4a67C12+An7tzgLOOYtsZLYiPpHg8uQ0= Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Adhemerval Zanella To: glibc-cvs@sourceware.org Subject: [glibc/azanella/clang] math: Do not use __builtin_fpclassify on clang X-Act-Checkin: glibc X-Git-Author: Adhemerval Zanella X-Git-Refname: refs/heads/azanella/clang X-Git-Oldrev: 56b00ca2b0ac87a3a15d3206ce3ce457371dc7e1 X-Git-Newrev: 1872f2d0eee21c830de479dc9c1b1aeeb13f5d13 Message-Id: <20221028174655.40E503858C39@sourceware.org> Date: Fri, 28 Oct 2022 17:46:55 +0000 (GMT) List-Id: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=1872f2d0eee21c830de479dc9c1b1aeeb13f5d13 commit 1872f2d0eee21c830de479dc9c1b1aeeb13f5d13 Author: Adhemerval Zanella Date: Fri Apr 1 16:54:55 2022 -0300 math: Do not use __builtin_fpclassify on clang It does not handle pseudo normal numbers. Diff: --- math/math.h | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/math/math.h b/math/math.h index a2dd5475d9..179872d13e 100644 --- a/math/math.h +++ b/math/math.h @@ -955,8 +955,7 @@ enum the __SUPPORT_SNAN__ check may be skipped for those versions. */ /* Return number of classification appropriate for X. */ -# if ((__GNUC_PREREQ (4,4) && !defined __SUPPORT_SNAN__) \ - || __glibc_clang_prereq (2,8)) \ +# if ((__GNUC_PREREQ (4,4) && !defined __SUPPORT_SNAN__)) \ && (!defined __OPTIMIZE_SIZE__ || defined __cplusplus) /* The check for __cplusplus allows the use of the builtin, even when optimization for size is on. This is provided for @@ -997,8 +996,7 @@ enum # endif /* Return nonzero value if X is neither zero, subnormal, Inf, nor NaN. */ -# if (__GNUC_PREREQ (4,4) && !defined __SUPPORT_SNAN__) \ - || __glibc_clang_prereq (2,8) +# if (__GNUC_PREREQ (4,4) && !defined __SUPPORT_SNAN__) # define isnormal(x) __builtin_isnormal (x) # else # define isnormal(x) (fpclassify (x) == FP_NORMAL)