OS X configure ignores --with-tools-dir

[Erik Joelsson]

On 2014-04-30 00:51, Dan Smith wrote:
> Thanks Henry, that will force it to choose my referenced compiler.
>
> Still not clear whether this is intended behavior or not: is the default toolchain-type (clang, apparently) supposed to trump an explicit tools-dir?  I.e., is this a bug, or just surprising but intentional?
I think this is intentional, but it could certainly still be discussed. 
I'm surprised clang is already picked as default however. Perhaps there 
is something else that's not working as intended causing this.

/Erik
> —Dan
>
> On Apr 25, 2014, at 1:43 PM, Henry Jen <henry.jen at oracle.com> wrote:
>
>> For JDK9, try to specify toolchain using --with-toolchain-type=gcc
>>
>> Cheers,
>> Henry
>>
>> On 04/25/2014 10:41 AM, Dan Smith wrote:
>>> I'm using --with-tools-dir on OS X Mavericks to point to an old copy of Xcode 4.  I configure jdk9 as follows:
>>>
>>>> make dist-clean
>>>> hg update -d "<2014-03-17"
>>>> sh configure --with-boot-jdk=$JAVA8_HOME --with-tools-dir=/Applications/Xcode4.app/Contents/Developer/usr/bin
>>> Running generated-configure.sh
>>> ...
>>> Tools summary:
>>> * Boot JDK:       java version "1.8.0" Java(TM) SE Runtime Environment (build 1.8.0-b132) Java HotSpot(TM) 64-Bit Server VM (build 25.0-b70, mixed mode)  (at /Library/Java/JavaVirtualMachines/jdk1.8.0.jdk/Contents/Home)
>>> * Toolchain:      gcc (GNU Compiler Collection)
>>> * C Compiler:     Version 4.2.1 (at /Applications/Xcode4.app/Contents/Developer/usr/bin/gcc)
>>> * C++ Compiler:   Version 4.2.1 (at /Applications/Xcode4.app/Contents/Developer/usr/bin/g++)
>>> ...
>>>
>>> As of March 18, this no longer works.
>>>
>>>> make dist-clean
>>>> hg update -d "<2014-03-18"
>>>> sh configure --with-boot-jdk=$JAVA8_HOME --with-tools-dir=/Applications/Xcode4.app/Contents/Developer/usr/bin
>>> Running generated-configure.sh
>>> ...
>>> Tools summary:
>>> * Boot JDK:       java version "1.8.0" Java(TM) SE Runtime Environment (build 1.8.0-b132) Java HotSpot(TM) 64-Bit Server VM (build 25.0-b70, mixed mode)  (at /Library/Java/JavaVirtualMachines/jdk1.8.0.jdk/Contents/Home)
>>> * Toolchain:      clang (clang/LLVM)
>>> * C Compiler:     Version Apple LLVM version 5.1 (clang-503.0.40) (based on LLVM 3.4svn) Target: x86_64-apple-darwin13.1.0 Thread model: posix (at /usr/bin/clang)
>>> * C++ Compiler:   Version Apple LLVM version 5.1 (clang-503.0.40) (based on LLVM 3.4svn) Target: x86_64-apple-darwin13.1.0 Thread model: posix (at /usr/bin/clang++)
>>> ...
>>>
>>> I appreciate the effort to get clang to work, but I should still be able to pick my compiler using --with-tools-dir.
>>>
>>> Should I report a bug?
>>>
>>> (Note on my motivation: I'm getting build errors due to -Wformat-nonliteral.  I've heard this is a known issue, but I'd like to be able to work around it in the mean time.)
>>>
>>> —Dan
>>>