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<p class="MsoNormal">Thanks !<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<ul style="margin-top:0cm" type="disc">
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US">How far are we then from enabling “warnings as errors” on AIX? :P<o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1"><span lang="EN-US"><o:p> </o:p></span></li></ul>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I count in the opt/product jdk/jdk AIX build currently 60 remaining matches of compiler warnings .<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Plus additionally a number of those (probably linker warnings ?) :<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">1500-029: (W) WARNING: subprogram … could not be inline<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Guess we have to suppress / ignore at least most of the linker inlining warnings (we ignore them for a decade IMHO).<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">From the 60 remaining compiler warnings I mentioned are ~ 30 of type Wformat :<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">warning: format specifies type 'int *' but the argument has type 'int' [-Wformat]<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">warning: format specifies type 'unsigned long long' but the argument has type 'size_t' (aka 'unsigned long') [-Wformat]<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Guess those can the easily fixed (and should be fixed).<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Regards, Matthias<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="mso-fareast-language:DE">From:</span></b><span lang="EN-US" style="mso-fareast-language:DE"> Langer, Christoph
<br>
<b>Sent:</b> Mittwoch, 17. Juli 2019 09:40<br>
<b>To:</b> Baesken, Matthias <matthias.baesken@sap.com>; Java Core Libs <core-libs-dev@openjdk.java.net>; nio-dev@openjdk.java.net; net-dev@openjdk.java.net; awt-dev@openjdk.java.net<br>
<b>Cc:</b> 'ppc-aix-port-dev@openjdk.java.net' <ppc-aix-port-dev@openjdk.java.net><br>
<b>Subject:</b> RE: RFR : 8227737: avoid implicit-function-declaration on AIX<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Hi Matthias,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">looks good, thanks for doing this.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">How far are we then from enabling “warnings as errors” on AIX? :P<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Best regards<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Christoph<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="mso-fareast-language:DE">From:</span></b><span lang="EN-US" style="mso-fareast-language:DE"> awt-dev <<a href="mailto:awt-dev-bounces@openjdk.java.net">awt-dev-bounces@openjdk.java.net</a>>
<b>On Behalf Of </b>Baesken, Matthias<br>
<b>Sent:</b> Dienstag, 16. Juli 2019 17:04<br>
<b>To:</b> Java Core Libs <<a href="mailto:core-libs-dev@openjdk.java.net">core-libs-dev@openjdk.java.net</a>>;
<a href="mailto:nio-dev@openjdk.java.net">nio-dev@openjdk.java.net</a>; <a href="mailto:net-dev@openjdk.java.net">
net-dev@openjdk.java.net</a>; <a href="mailto:awt-dev@openjdk.java.net">awt-dev@openjdk.java.net</a><br>
<b>Cc:</b> 'ppc-aix-port-dev@openjdk.java.net' <<a href="mailto:ppc-aix-port-dev@openjdk.java.net">ppc-aix-port-dev@openjdk.java.net</a>><br>
<b>Subject:</b> [CAUTION] <AWT Dev> RFR : 8227737: avoid implicit-function-declaration on AIX<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">Hello, please review the following AIX related change .<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">It fixes a number of missing inclusions leading to
</span><span lang="EN-US" style="font-size:10.5pt;font-family:"Arial",sans-serif;color:#172B4D;background:white">implicit-function-declaration warnings when compiling with the recent xlc16 /xlclang .<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.5pt;font-family:"Arial",sans-serif;color:#172B4D;background:white">At various places in the native C coding in jdk, we miss header inclusions on AIX. </span><span lang="EN-US" style="font-size:10.5pt;font-family:"Arial",sans-serif;color:#172B4D"><br>
<span style="background:white">This leads to warnings like : </span><br>
<br>
<span style="background:white">/nightly/jdk/src/java.base/unix/native/libjava/childproc.c:99:5: warning: implicitly declaring library function 'snprintf' </span><br>
<span style="background:white">with type 'int (char *, unsigned long, const char *, ...)' [-Wimplicit-function-declaration] </span><br>
<span style="background:white"> snprintf(aix_fd_dir, 32, "/proc/%d/fd", getpid()); </span><br>
<span style="background:white"> ^ </span><br>
<span style="background:white">/nightly/jdk/src/java.base/unix/native/libjava/childproc.c:99:5: note: include the header <stdio.h> or explicitly provide a declaration for 'snprintf' </span><br>
<br>
<span style="background:white">or </span><br>
<br>
<span style="background:white">/nightly/jdk/src/java.base/aix/native/libjli/java_md_aix.c:38:5: warning: implicitly declaring library function 'memset' </span><br>
<span style="background:white">with type 'void *(void *, int, unsigned long)' [-Wimplicit-function-declaration] </span><br>
<span style="background:white"> memset((void *)info, 0, sizeof(Dl_info)); </span><br>
<br>
<span style="background:white">/nightly/jdk/src/java.base/aix/native/libjli/java_md_aix.c:38:5: note: include the header <string.h> or explicitly provide a declaration for 'memset' </span></span><span lang="EN-US"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Bug/webrev :<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><a href="https://bugs.openjdk.java.net/browse/JDK-8227737">https://bugs.openjdk.java.net/browse/JDK-8227737</a><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><a href="http://cr.openjdk.java.net/~mbaesken/webrevs/8227737.0/">http://cr.openjdk.java.net/~mbaesken/webrevs/8227737.0/</a><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thanks, Matthias<o:p></o:p></p>
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