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at 2026-02-05T19:39:14-08:00

Fix #469:  Reenable cr_pow

Merge branch 'issue-469-enable-cr-pow' into 'master'

Fix #469:  Reenable cr_pow

Closes #469 and #470

See merge request cmucl/cmucl!346
     - job: linux:install

       artifacts: true

   variables:

-    CONFIG: "x86_linux_clang"

+    # Fedora 41 must build with gcc because the clang build fails some

+    # ansi-tests.  See [#469].

+    CONFIG: "x86_linux"

   # These rules is needed so that the static analyzer job can run on a

   # schedule because this is a prerequisite of the analyzer build.  A

   # regular push or merge request does the normal stuff.

       - linux-4/lisp

   variables:

     # This must match the config used for the linux build!

-    CONFIG: "x86_linux_clang"

+    CONFIG: "x86_linux"

   needs:

     - job: ubuntu:install

       artifacts: true

   variables:

-    CONFIG: "x86_linux_clang"

+    # Build with gcc on Ubuntu 25.10.  It produces a lisp than passes

+    # the ansi-tests.  Clang seems to fail the ansi-tests WRITE.1,

+    # PRINT.1, and friends when cr_pow is used.

+    CONFIG: "x86_linux"

 ubuntu:test:

   <<: *unit_test_configuration

 # Shift out the options

 shift $((OPTIND - 1))

+# Create the test directory needed by the issue.45 test.

+#rm -rf test-tmp

+#mkdir test-tmp

+#ln -s /bin/ls test-tmp/ls-link

+

 # Set the timestamps on 64-bit-timestamp-2038.txt and

 # 64-bit-timestamp-2106.txt, but only for OSes where we know this

 # works.  (This is so we don't an annoying error message from touch

 double

 lisp_pow(double x, double y)

 {

+#ifdef FEATURE_CORE_MATH

     /*

-     * cr_pow seems causes ansi-tests to fail in test WRITE.1 among

-     * others.  Somewhere an invalid operation is occurring.  Thus

-     * just use fdlibm for now until we can figure out what's causing

-     * the failure.

+     * cr_pow when compiled with older versions of gcc or clang can

+     * cause failures in the ansi-tests [#469].  Ubuntu 25.10 and Fedora 41

+     * (gcc only) are known to have compilers that work well enough

+     * that the ansi-tests pass.

      */

+    return cr_pow(x, y);

+#else    

     return __ieee754_pow(x, y);

+#endif

 }

 double

Raymond Toy pushed to branch master at cmucl / cmucl

Commits:

3 changed files:

Changes: