[Bug middle-end/37637] New: Build fails with reserved constraints

["waldi at debian dot org" <gcc-bugzilla@gcc.gnu.org>]

The build of the Debian gcc-snapshot package, version 20080923, fails to build
with this output from some sort of constraints check. This constraints are arch
specific.

build/genpreds -h ../../src/gcc/config/s390/s390.md > tmp-preds.h
../../src/gcc/config/s390/constraints.md:122: constraint letter 'G' is reserved
for const_double constraints
../../src/gcc/config/s390/constraints.md:129: constraint letter 'I' is reserved
for const_int constraints
../../src/gcc/config/s390/constraints.md:135: constraint letter 'J' is reserved
for const_int constraints
../../src/gcc/config/s390/constraints.md:141: constraint letter 'K' is reserved
for const_int constraints
../../src/gcc/config/s390/constraints.md:147: constraint letter 'L' is reserved
for const_int constraints
../../src/gcc/config/s390/constraints.md:157: constraint letter 'M' is reserved
for const_int constraints
../../src/gcc/config/s390/constraints.md:163: constraint letter 'P' is reserved
for const_int constraints
../../src/gcc/config/s390/constraints.md:197: constraint names beginning with
'N' (NxQS0) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:203: constraint names beginning with
'N' (NxQD0) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:209: constraint names beginning with
'N' (N3HD0) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:215: constraint names beginning with
'N' (N2HD0) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:221: constraint names beginning with
'N' (N1SD0) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:227: constraint names beginning with
'N' (N1HS0) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:233: constraint names beginning with
'N' (N1HD0) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:239: constraint names beginning with
'N' (N0SD0) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:245: constraint names beginning with
'N' (N0HS0) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:251: constraint names beginning with
'N' (N0HD0) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:257: constraint names beginning with
'N' (NxQDF) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:263: constraint names beginning with
'N' (N1SDF) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:269: constraint names beginning with
'N' (N0SDF) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:275: constraint names beginning with
'N' (N3HDF) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:281: constraint names beginning with
'N' (N2HDF) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:287: constraint names beginning with
'N' (N1HDF) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:293: constraint names beginning with
'N' (N0HDF) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:299: constraint names beginning with
'N' (N0HSF) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:305: constraint names beginning with
'N' (N1HSF) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:311: constraint names beginning with
'N' (NxQSF) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:317: constraint names beginning with
'N' (NxQHF) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:323: constraint names beginning with
'N' (NxQH0) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:336: constraint names beginning with
'O' (Os) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:345: constraint names beginning with
'O' (Op) are reserved for const_int constraints
../../src/gcc/config/s390/constraints.md:354: constraint names beginning with
'O' (On) are reserved for const_int constraints


-- 
           Summary: Build fails with reserved constraints
           Product: gcc
           Version: 4.4.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: waldi at debian dot org
GCC target triplet: s390-*-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37637

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