<html><body><p><font size="2" face="sans-serif">I prefer (b).</font><br><br><font size="2" face="sans-serif">Regards,<br><br></font><font size="2" face="sans-serif"><b>Rajan Bhakta</b></font><font size="2" face="sans-serif"><br>z/OS XL C/C++ Compiler Technical Architect<br>ISO C Standards Representative (Canada, USA), PL22.11 Chair<br>C/C++ Compiler Development</font><br><font size="2" face="sans-serif">rbhakta@us.ibm.com</font><br><br><font size="2" face="sans-serif">IBM</font><br><br><img width="16" height="16" src="cid:1__=8FBB0DF2DFCF30968f9e8a93df938690@ibm.com" border="0" alt="Inactive hide details for "Jim Thomas" ---09/30/2021 05:49:08 PM---Action item: > Jim: Propose new wording for N2716's chan"><font size="2" color="#424282" face="sans-serif">"Jim Thomas" ---09/30/2021 05:49:08 PM---Action item: > Jim: Propose new wording for N2716's change that WG14 did not accept as is.</font><br><br><font size="1" color="#5F5F5F" face="sans-serif">From: </font><font size="1" face="sans-serif">"Jim Thomas" <jaswthomas@sbcglobal.net></font><br><font size="1" color="#5F5F5F" face="sans-serif">To: </font><font size="1" face="sans-serif">"CFP" <cfp-interest@ucbtest.org></font><br><font size="1" color="#5F5F5F" face="sans-serif">Date: </font><font size="1" face="sans-serif">09/30/2021 05:49 PM</font><br><font size="1" color="#5F5F5F" face="sans-serif">Subject: </font><font size="1" face="sans-serif">[EXTERNAL] [Cfp-interest 2171] AI about new wording for unaccepted change</font><br><font size="1" color="#5F5F5F" face="sans-serif">Sent by: </font><font size="1" face="sans-serif">"Cfp-interest" <cfp-interest-bounces@oakapple.net></font><br><hr width="100%" size="2" align="left" noshade style="color:#8091A5; "><br><br><br><font size="1" color="#FFFFFF" face="serif">Action item: Jim: Propose new wording for N2716's change that WG14 did not accept as is. The suggested change in question is: Page 450, paragraph 4, in the Example, change: The results are numerically equal, but have different quantum exponents, ZjQcmQRYFpfptBannerStart</font><font size="3" face="serif"> </font><br><font size="2" face="Arial"><b>This Message Is From an External Sender </b></font><br><font size="1" face="Arial">This message came from outside your organization. </font><br><font size="1" color="#FFFFFF" face="serif">ZjQcmQRYFpfptBannerEnd</font><font size="3" face="serif"><br>Action item:</font><br>
<ul style="padding-left: 36pt; margin-left: 0px"><br><font size="2" face="Arial"> Jim: Propose new wording for N2716's change that WG14 did not accept as is.</font></ul><br><br><font size="3" face="serif">The suggested change in question is:</font><br>
<ul style="padding-left: 30pt; margin-left: 0px"><font size="3" face="serif">Page 450, paragraph 4, in the Example, change:</font><br>
<ul style="padding-left: 30pt; margin-left: 0px"><font size="3" face="serif">The results are numerically equal, but have different quantum exponents, hence have different values.</font></ul><font size="3" face="serif">to</font><ul style="padding-left: 30pt; margin-left: 0px"><font size="3" face="serif">The results are equal, but have different quantum exponents, hence have different values.</font></ul></ul><br><font size="3" face="serif">The immediately preceding text is:</font><br>
<ul style="padding-left: 30pt; margin-left: 0px"><font size="3" face="serif">3 For expressions of decimal floating types, transformations must preserve quantum exponents, as well as numerical values (5.2.4.2.3). </font><br><br><font size="3" face="serif">4 EXAMPLE 1. × x $B"*(B x is valid for decimal floating-point expressions x, but 1.0 × x $B"*(B x is not: </font><br><font size="3" face="serif">1. × 12.34 = (+1, 1, 0) × (+1, 1234, −2) = (+1, 1234, −2) = 12.34 </font><br><font size="3" face="serif">1.0 × 12.34 = (+1, 10, −1) × (+1, 1234, −2) = (+1, 12340, −3) = 12.340</font></ul><br><font size="3" face="serif">A minimal change that responds to the reported WG14 discussion [Cfp-interest 2128] would be:</font><br>
<ul style="padding-left: 30pt; margin-left: 0px"><font size="3" face="serif">a) The results compare equal, but have different quantum exponents, hence have different values.</font></ul><br><font size="3" face="serif">However, we haven$B!G(Bt used $B!H(Bcompare equal$B!I(B in the subclauses. I think a more direct statement would be:</font><br>
<ul style="padding-left: 30pt; margin-left: 0px"><font size="3" face="serif">b) The results are not equivalent because they have different quantum exponents.</font><br></ul><br><font size="3" face="serif">Please let me know ASAP if you prefer a) or b) or something else.</font><br><br><font size="3" face="serif">- Jim Thomas</font><ul style="padding-left: 30pt; margin-left: 0px"></ul>
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