[ 
https://issues.apache.org/jira/browse/QPID-5129?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Kim van der Riet updated QPID-5129:
-----------------------------------

    Description: 
When compiling on ARM (ARM hfp) the following occurs:
{noformat}
[ 85%] Building CXX object 
src/CMakeFiles/legacystore.dir/qpid/legacystore/jrnl/deq_rec.o
cd /builddir/build/BUILD/qpid-0.24/cpp/src && /usr/bin/c++   
-DXQ_EFFECTIVE_BOOLEAN_VALUE_HPP -D_IN_QPID_BROKER -Dlegacystore_EXPORTS -O2 -g 
-pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong 
--param=ssp-buffer-size=4 -grecord-gcc-switches  -march=armv7-a -mfpu=vfpv3-d16 
 -mfloat-abi=hard  -fvisibility-inlines-hidden -Werror -pedantic -Wall -Wextra 
-Wno-shadow -Wpointer-arith -Wcast-qual -Wcast-align -Wno-long-long 
-Wvolatile-register-var -Winvalid-pch -Wno-system-headers -Woverloaded-virtual 
-fPIC -I/builddir/build/BUILD/qpid-0.24/cpp/src 
-I/builddir/build/BUILD/qpid-0.24/cpp/src/../include 
-I/builddir/build/BUILD/qpid-0.24/cpp/src/qpid/legacystore    -pthread -o 
CMakeFiles/legacystore.dir/qpid/legacystore/jrnl/deq_rec.o -c 
/builddir/build/BUILD/qpid-0.24/cpp/src/qpid/legacystore/jrnl/deq_rec.cpp
/builddir/build/BUILD/qpid-0.24/cpp/src/qpid/legacystore/jrnl/deq_rec.cpp: In 
member function 'virtual u_int32_t 
mrg::journal::deq_rec::decode(mrg::journal::rec_hdr&, void*, u_int32_t, 
u_int32_t)':
/builddir/build/BUILD/qpid-0.24/cpp/src/qpid/legacystore/jrnl/deq_rec.cpp:273:63:
 error: cast from 'char*' to 'u_int64_t* {aka long long unsigned int*}' 
increases required alignment of target type [-Werror=cast-align]
         _deq_hdr._deq_rid = *(u_int64_t*)((char*)rptr + rd_cnt);
                                                               ^
/builddir/build/BUILD/qpid-0.24/cpp/src/qpid/legacystore/jrnl/deq_rec.cpp:278:65:
 error: cast from 'char*' to 'std::size_t* {aka unsigned int*}' increases 
required alignment of target type [-Werror=cast-align]
         _deq_hdr._xidsize = *(std::size_t*)((char*)rptr + rd_cnt);
                                                                 ^
cc1plus: all warnings being treated as errors
make[2]: Leaving directory `/builddir/build/BUILD/qpid-0.24/cpp'
make[2]: *** [src/CMakeFiles/legacystore.dir/qpid/legacystore/jrnl/deq_rec.o] 
Error 1
make[1]: *** [src/CMakeFiles/legacystore.dir/all] Error 2
{noformat}

  was:
When compiling on ARM (ARM hfp) the following occurs:

[ 85%] Building CXX object 
src/CMakeFiles/legacystore.dir/qpid/legacystore/jrnl/deq_rec.o
cd /builddir/build/BUILD/qpid-0.24/cpp/src && /usr/bin/c++   
-DXQ_EFFECTIVE_BOOLEAN_VALUE_HPP -D_IN_QPID_BROKER -Dlegacystore_EXPORTS -O2 -g 
-pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong 
--param=ssp-buffer-size=4 -grecord-gcc-switches  -march=armv7-a -mfpu=vfpv3-d16 
 -mfloat-abi=hard  -fvisibility-inlines-hidden -Werror -pedantic -Wall -Wextra 
-Wno-shadow -Wpointer-arith -Wcast-qual -Wcast-align -Wno-long-long 
-Wvolatile-register-var -Winvalid-pch -Wno-system-headers -Woverloaded-virtual 
-fPIC -I/builddir/build/BUILD/qpid-0.24/cpp/src 
-I/builddir/build/BUILD/qpid-0.24/cpp/src/../include 
-I/builddir/build/BUILD/qpid-0.24/cpp/src/qpid/legacystore    -pthread -o 
CMakeFiles/legacystore.dir/qpid/legacystore/jrnl/deq_rec.o -c 
/builddir/build/BUILD/qpid-0.24/cpp/src/qpid/legacystore/jrnl/deq_rec.cpp
/builddir/build/BUILD/qpid-0.24/cpp/src/qpid/legacystore/jrnl/deq_rec.cpp: In 
member function 'virtual u_int32_t 
mrg::journal::deq_rec::decode(mrg::journal::rec_hdr&, void*, u_int32_t, 
u_int32_t)':
/builddir/build/BUILD/qpid-0.24/cpp/src/qpid/legacystore/jrnl/deq_rec.cpp:273:63:
 error: cast from 'char*' to 'u_int64_t* {aka long long unsigned int*}' 
increases required alignment of target type [-Werror=cast-align]
         _deq_hdr._deq_rid = *(u_int64_t*)((char*)rptr + rd_cnt);
                                                               ^
/builddir/build/BUILD/qpid-0.24/cpp/src/qpid/legacystore/jrnl/deq_rec.cpp:278:65:
 error: cast from 'char*' to 'std::size_t* {aka unsigned int*}' increases 
required alignment of target type [-Werror=cast-align]
         _deq_hdr._xidsize = *(std::size_t*)((char*)rptr + rd_cnt);
                                                                 ^
cc1plus: all warnings being treated as errors
make[2]: Leaving directory `/builddir/build/BUILD/qpid-0.24/cpp'
make[2]: *** [src/CMakeFiles/legacystore.dir/qpid/legacystore/jrnl/deq_rec.o] 
Error 1
make[1]: *** [src/CMakeFiles/legacystore.dir/all] Error 2

    
> Legacy store fails to compile on ARM due to alignment issues
> ------------------------------------------------------------
>
>                 Key: QPID-5129
>                 URL: https://issues.apache.org/jira/browse/QPID-5129
>             Project: Qpid
>          Issue Type: Bug
>          Components: C++ Broker
>    Affects Versions: 0.24
>            Reporter: Darryl L. Pierce
>            Assignee: Kim van der Riet
>            Priority: Blocker
>
> When compiling on ARM (ARM hfp) the following occurs:
> {noformat}
> [ 85%] Building CXX object 
> src/CMakeFiles/legacystore.dir/qpid/legacystore/jrnl/deq_rec.o
> cd /builddir/build/BUILD/qpid-0.24/cpp/src && /usr/bin/c++   
> -DXQ_EFFECTIVE_BOOLEAN_VALUE_HPP -D_IN_QPID_BROKER -Dlegacystore_EXPORTS -O2 
> -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong 
> --param=ssp-buffer-size=4 -grecord-gcc-switches  -march=armv7-a 
> -mfpu=vfpv3-d16  -mfloat-abi=hard  -fvisibility-inlines-hidden -Werror 
> -pedantic -Wall -Wextra -Wno-shadow -Wpointer-arith -Wcast-qual -Wcast-align 
> -Wno-long-long -Wvolatile-register-var -Winvalid-pch -Wno-system-headers 
> -Woverloaded-virtual -fPIC -I/builddir/build/BUILD/qpid-0.24/cpp/src 
> -I/builddir/build/BUILD/qpid-0.24/cpp/src/../include 
> -I/builddir/build/BUILD/qpid-0.24/cpp/src/qpid/legacystore    -pthread -o 
> CMakeFiles/legacystore.dir/qpid/legacystore/jrnl/deq_rec.o -c 
> /builddir/build/BUILD/qpid-0.24/cpp/src/qpid/legacystore/jrnl/deq_rec.cpp
> /builddir/build/BUILD/qpid-0.24/cpp/src/qpid/legacystore/jrnl/deq_rec.cpp: In 
> member function 'virtual u_int32_t 
> mrg::journal::deq_rec::decode(mrg::journal::rec_hdr&, void*, u_int32_t, 
> u_int32_t)':
> /builddir/build/BUILD/qpid-0.24/cpp/src/qpid/legacystore/jrnl/deq_rec.cpp:273:63:
>  error: cast from 'char*' to 'u_int64_t* {aka long long unsigned int*}' 
> increases required alignment of target type [-Werror=cast-align]
>          _deq_hdr._deq_rid = *(u_int64_t*)((char*)rptr + rd_cnt);
>                                                                ^
> /builddir/build/BUILD/qpid-0.24/cpp/src/qpid/legacystore/jrnl/deq_rec.cpp:278:65:
>  error: cast from 'char*' to 'std::size_t* {aka unsigned int*}' increases 
> required alignment of target type [-Werror=cast-align]
>          _deq_hdr._xidsize = *(std::size_t*)((char*)rptr + rd_cnt);
>                                                                  ^
> cc1plus: all warnings being treated as errors
> make[2]: Leaving directory `/builddir/build/BUILD/qpid-0.24/cpp'
> make[2]: *** [src/CMakeFiles/legacystore.dir/qpid/legacystore/jrnl/deq_rec.o] 
> Error 1
> make[1]: *** [src/CMakeFiles/legacystore.dir/all] Error 2
> {noformat}

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