From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1791) id A48363858406; Tue, 4 Oct 2022 13:04:40 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org A48363858406 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1664888680; bh=O2X0GJAlXw+9pePDfZsXe0JZhqyZm36GM7dZVALa4/M=; h=From:To:Subject:Date:From; b=bRsWXtYg/hXbMWFii9Vc8Sq3IQdXZWWxJmhB7f+TRZTZUU+MwYd0PUJgdFdasqv9L h58Guk/6w7Eb5jWk8hT1JW7g5eP5iAhkselcHbExgImjPrtamUw8+VKS1USzF2CotW QENzqUVaoPdlLWZEQUbM6NR8VR270V/ir4zuLjJI= 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: 8ba31da322cb6a9c469dc78db1d48e79ce4dc324 X-Git-Newrev: 3f54dfbe7cf9fab44c4f6020ffca0fc8dd63403e Message-Id: <20221004130440.A48363858406@sourceware.org> Date: Tue, 4 Oct 2022 13:04:40 +0000 (GMT) List-Id: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=3f54dfbe7cf9fab44c4f6020ffca0fc8dd63403e commit 3f54dfbe7cf9fab44c4f6020ffca0fc8dd63403e 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)