From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from rock.gnat.com (rock.gnat.com [IPv6:2620:20:4000:0:a9e:1ff:fe9b:1d1]) by sourceware.org (Postfix) with ESMTPS id F160C3858C53; Sat, 25 Mar 2023 11:44:59 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org F160C3858C53 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=adacore.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=adacore.com Received: from localhost (localhost.localdomain [127.0.0.1]) by filtered-rock.gnat.com (Postfix) with ESMTP id BE39B1165C5; Sat, 25 Mar 2023 07:44:59 -0400 (EDT) X-Virus-Scanned: Debian amavisd-new at gnat.com X-Amavis-Alert: BAD HEADER SECTION, Duplicate header field: "Cc" Received: from rock.gnat.com ([127.0.0.1]) by localhost (rock.gnat.com [127.0.0.1]) (amavisd-new, port 10024) with LMTP id V2KqS4MyhqUQ; Sat, 25 Mar 2023 07:44:59 -0400 (EDT) Received: from free.home (tron.gnat.com [IPv6:2620:20:4000:0:46a8:42ff:fe0e:e294]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by rock.gnat.com (Postfix) with ESMTPS id 85A6E1165BA; Sat, 25 Mar 2023 07:44:59 -0400 (EDT) Received: from livre (livre.home [172.31.160.2]) by free.home (8.15.2/8.15.2) with ESMTPS id 32P8bPVm1349773 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NOT); Sat, 25 Mar 2023 05:37:25 -0300 From: Alexandre Oliva To: gcc-patches@gcc.gnu.org Cc: Rainer Orth , Mike Stump Cc: David Edelsohn , Segher Boessenkool , Kewen Lin Subject: [PATCH] [PR99708] [rs6000] don't expect __ibm128 with 64-bit long double Organization: Free thinker, does not speak for AdaCore Errors-To: aoliva@lxoliva.fsfla.org Date: Sat, 25 Mar 2023 05:37:25 -0300 Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Scanned-By: MIMEDefang 2.84 X-Spam-Status: No, score=-11.2 required=5.0 tests=BAYES_00,DATE_IN_PAST_03_06,GIT_PATCH_0,KAM_DMARC_STATUS,KAM_SHORT,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: When long double is 64-bit wide, as on vxworks, the rs6000 backend defines neither the __ibm128 type nor the __SIZEOF_IBM128__ macro, but pr99708.c expected both to be always defined. Adjust the test to match the implementation. Regstrapped on ppc64-linux-gnu. Also tested with ppc64-vxworks7r2 (gcc-12). Ok to install? for gcc/testsuite/ChangeLog * gcc.target/powerpc/pr99708.c: Accept lack of __SIZEOF_IBM128__ when long double is 64-bit wide. --- gcc/testsuite/gcc.target/powerpc/pr99708.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/gcc/testsuite/gcc.target/powerpc/pr99708.c b/gcc/testsuite/gcc.target/powerpc/pr99708.c index 02b40ebc40d3d..fca6296d9c81f 100644 --- a/gcc/testsuite/gcc.target/powerpc/pr99708.c +++ b/gcc/testsuite/gcc.target/powerpc/pr99708.c @@ -14,7 +14,13 @@ int main (void) { if (__SIZEOF_FLOAT128__ != sizeof (__float128) - || __SIZEOF_IBM128__ != sizeof (__ibm128)) +#ifdef __SIZEOF_IBM128__ /* Not defined, and no __ibm128 type on targets whose + long double is 64-bit. */ + || __SIZEOF_IBM128__ != sizeof (__ibm128) +#else + || __SIZEOF_LONG_DOUBLE__ * __CHAR_BIT__ != 64 +#endif + ) abort (); return 0; -- Alexandre Oliva, happy hacker https://FSFLA.org/blogs/lxo/ Free Software Activist GNU Toolchain Engineer Disinformation flourishes because many people care deeply about injustice but very few check the facts. Ask me about