This is with revision Compiler built for revision 138553 (20080802) with ACATS reported (http://gcc.gnu.org/ml/gcc-testresults/2008-08/msg00380.html)
/home/joel/work-gnat/svn/b-gcc2-i386/./gcc/xgcc -B/home/joel/work-gnat/svn/b-gcc2-i386/./gcc/ -nostdinc -B/home/joel/work-gnat/svn/b-gcc2-i386/i386-rtems4.9/newlib/ -isystem /home/joel/work-gnat/svn/b-gcc2-i386/i386-rtems4.9/newlib/targ-include -isystem /home/joel/work-gnat/svn/gcc/newlib/libc/include -B/home/joel/work-gnat/svn//install/i386-rtems4.9/bin/ -B/home/joel/work-gnat/svn//install/i386-rtems4.9/lib/ -isystem /home/joel/work-gnat/svn//install/i386-rtems4.9/include -isystem /home/joel/work-gnat/svn//install/i386-rtems4.9/sys-include -c -g -O2 -W -Wall -gnatpg a-nllcef.ads -o a-nllcef.o a-ngcefu.adb: In function 'Ada.Numerics.Long_Long_Complex_Elementary_Functions.Log': a-ngcefu.adb:538: error: insn does not satisfy its constraints: (insn 465 314 468 41 a-ngcefu.adb:533 (set (reg:XF 8 st [141]) (const_double:XF -921707870 [0xc90fdaa2] 3.14159265358979323851280895940618620443274267018e+0 [0x0.c90fdaa22168c235p+2])) 76 {*movxf_integer} (nil)) +===========================GNAT BUG DETECTED==============================+ | 4.4.0 20080811 (experimental) [trunk revision 138957] (i386-pc-rtems4.9) GCC error:| | in copyprop_hardreg_forward_1, at regrename.c:1589 | | Error detected around a-ngcefu.adb:538 | | Please submit a bug report; see http://gcc.gnu.org/bugs.html. | | Use a subject line meaningful to you and us to track the bug. | | Include the entire contents of this bug box in the report. | | Include the exact gcc or gnatmake command that you entered. | | Also include sources listed below in gnatchop format | | (concatenated together with no headers between files). | +==========================================================================+ Please include these source files with error report Note that list may not be accurate in some cases, so please double check that the problem can still be reproduced with the set of files listed. raised TYPES.UNRECOVERABLE_ERROR : comperr.adb:424 -- Summary: GNAT Bug Box During Build [regression] Product: gcc Version: 4.4.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: ada AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: joel at gcc dot gnu dot org GCC target triplet: i386-rtems4.9 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37094