configure:5529: checking how to run the C preprocessor
configure:5560: clang -E conftest.c
configure:5560: $? = 0
configure:5574: clang -E conftest.c
conftest.c:11:10: fatal error: 'ac_nonexistent.h' file not found
#include <ac_nonexistent.h>
^~~~~~~~~~~~~~~~~~
1 error generated.
configure:5574: $? = 1
configure: failed program was:
| /* confdefs.h */
| #define PACKAGE_NAME "Sage"
> On May 12, 2020, at 10:55 AM, Dima Pasechnik <dimp...@gmail.com> wrote:
>
> Could you post config.log ?
> Apparently clang failed a test....
>
>
> On Tue, 12 May 2020, 18:19 Robert Baertsch, <robert.baert...@skytran.com
> <mailto:robert.baert...@skytran.com>> wrote:
> Hmm. my gcc / clang version is 11.0 is newer. I wonder why it is trying to
> install gcc?
>
> $ gcc --version
> Configured with: --prefix=/Applications/Xcode.app/Contents/Developer/usr
> --with-gxx-include-dir=/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/4.2.1
> Apple clang version 11.0.0 (clang-1100.0.33.17)
> Target: x86_64-apple-darwin18.7.0
> Thread model: posix
> InstalledDir:
> /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin
>
> > On May 11, 2020, at 2:17 PM, 'Justin C. Walker' via sage-devel
> > <sage-devel@googlegroups.com <mailto:sage-devel@googlegroups.com>> wrote:
> >
> >
> >
> >> On May 11, 2020, at 12:08 , Robert Baertsch <robert.baert...@skytran.com
> >> <mailto:robert.baert...@skytran.com>> wrote:
> >>
> >> [gcc-7.4.0] In file included from
> >> /Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/sys/sysctl.h:83:0,
> >> [gcc-7.4.0] from ../../src/gcc/config/darwin-driver.c:30:
> >> [gcc-7.4.0]
> >> /Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/sys/ucred.h:94:2:
> >> error: '_Atomic' does not name a type
> >> [gcc-7.4.0] _Atomic u_long cr_ref; /* reference count */
> >> [gcc-7.4.0] ^~~~~~~
> >> [gcc-7.4.0] make[6]: *** [darwin-driver.o] Error 1
> >> [gcc-7.4.0] make[5]: *** [all-stage2-gcc] Error 2
> >> [gcc-7.4.0] make[4]: *** [stage2-bubble] Error 2
> >> [gcc-7.4.0] make[3]: *** [all] Error 2
> >
> > FWIW, I built sage 8.9 on 10.14.6 without problems, and sage’s gcc was not
> > built. I have Xcode 10.2.1 installed, and gcc tells me that it’s
> >
> > Configured with: --prefix=/Applications/Xcode.app/Contents/Developer/usr
> > --with-gxx-include-dir=/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk/usr/include/c++/4.2.1
> > Apple LLVM version 10.0.1 (clang-1001.0.46.4)
> > Target: x86_64-apple-darwin18.7.0
> > Thread model: posix
> > InstalledDir:
> > /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin
> >
> > The fact that the installation is trying to build gcc means that either you
> > don’t have it installed, or it’s way out of date. I think gcc 7.4 is way
> > old for macOS 10.14.
> >
> > You could try installing the command-line tools for Xcode 10.2.1 and see
> > what happens.
> >
> > HTH
> >
> > Justin
> >
> > --
> > Justin C. Walker, Curmudgeon-At-Large
> > Institute for the Absorption of Federal Funds
> > --------
> > If you're not confused,
> > You're not paying attention
> > --------
> >
> >
> >
> > --
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