AVX ABI errors when building vector tests

[omajid]

I am trying to build and run tests on commit 61889c8 (for #50148) and running into -Wpsabi errors:

$ cat /etc/os-release
NAME=Fedora
VERSION="33 (Workstation Edition)"
ID=fedora
VERSION_ID=33
VERSION_CODENAME=""
PLATFORM_ID="platform:f33"
PRETTY_NAME="Fedora 33 (Workstation Edition)"
ANSI_COLOR="0;38;2;60;110;180"
LOGO=fedora-logo-icon
CPE_NAME="cpe:/o:fedoraproject:fedora:33"
HOME_URL="https://fedoraproject.org/"
DOCUMENTATION_URL="https://docs.fedoraproject.org/en-US/fedora/f33/system-administrators-guide/"
SUPPORT_URL="https://fedoraproject.org/wiki/Communicating_and_getting_help"
BUG_REPORT_URL="https://bugzilla.redhat.com/"
REDHAT_BUGZILLA_PRODUCT="Fedora"
REDHAT_BUGZILLA_PRODUCT_VERSION=33
REDHAT_SUPPORT_PRODUCT="Fedora"
REDHAT_SUPPORT_PRODUCT_VERSION=33
PRIVACY_POLICY_URL="https://fedoraproject.org/wiki/Legal:PrivacyPolicy"
VARIANT="Workstation Edition"
VARIANT_ID=workstation
$ uname -m
x86_64
$ rpm -q clang lldb gcc glibc
clang-11.0.0-2.fc33.x86_64
lldb-11.0.0-1.fc33.x86_64
gcc-10.2.1-9.fc33.x86_64
glibc-2.32-4.fc33.x86_64
$ git rev-parse HEAD~
61889c8e8926aed2a22000c312baa0a7969cc927
$ ./build.sh -subset clr
...
$ ./src/tests/build.sh
...
...
runtime/src/tests/Interop/PInvoke/Generics/GenericsNative.Vector256C.cpp:67:24: error: AVX vector return of type 'Vector256C' (aka '__m256i') without 'avx' enabled changes the ABI [-Werror,-Wpsabi]
    Vector256C value = GetVector256C(e00, e01, e02, e03, e04, e05, e06, e07, e08, e09, e10, e11, e12, e13, e14, e15);
                       ^                                                                                              1 error generated.                                                                                                    
gmake[2]: *** [Interop/PInvoke/Generics/CMakeFiles/GenericsNative.dir/build.make:810: Interop/PInvoke/Generics/CMakeFiles/GenericsNative.dir/GenericsNative.Vector256C.cpp.o] Error 1
gmake[2]: *** Waiting for unfinished jobs....
runtime/src/tests/Interop/PInvoke/Generics/GenericsNative.Vector256L.cpp:43:24: error: AVX vector return of type 'Vector256L' (aka '__m256i') without 'avx' enabled changes the ABI [-Werror,-Wpsabi]
                 Vector256L value = GetVector256L(e00, e01, e02, e03);                                                             
                                    ^                                   
[ 56%] Built target UnmanagedCallersOnlyDll
1 error generated.                                         
gmake[2]: *** [Interop/PInvoke/Generics/CMakeFiles/GenericsNative.dir/build.make:849: Interop/PInvoke/Generics/CMakeFiles/GenericsNative.dir/GenericsNative.Vector256L.cpp.o] Error 1                                         
[ 57%] Built target BoolNative                                                                                        
[ 58%] Built target UIntPtrNative
runtime/src/tests/Interop/PInvoke/Generics/GenericsNative.Vector256B.cpp:99:24: error: AVX vector return of type 'Vector256B' (aka '__m256i') without 'avx' enabled changes the ABI [-Werror,-Wpsabi]
    Vector256B value = GetVector256B(e00, e01, e02, e03, e04, e05, e06, e07, e08, e09, e10, e11, e12, e13, e14, e15, e16, e17, e18, e19, e20, e21, e22, e23, e24, e25, e26, e27, e28, e29, e30, e31);                          
                       ^                                                                      

Is this a known issue? Is there a fix/workaround available for this?

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Issue Details

---

I am trying to build and run tests on commit 61889c8 (for #50148) and running into -Wpsabi errors:

$ cat /etc/os-release
NAME=Fedora
VERSION="33 (Workstation Edition)"
ID=fedora
VERSION_ID=33
VERSION_CODENAME=""
PLATFORM_ID="platform:f33"
PRETTY_NAME="Fedora 33 (Workstation Edition)"
ANSI_COLOR="0;38;2;60;110;180"
LOGO=fedora-logo-icon
CPE_NAME="cpe:/o:fedoraproject:fedora:33"
HOME_URL="https://fedoraproject.org/"
DOCUMENTATION_URL="https://docs.fedoraproject.org/en-US/fedora/f33/system-administrators-guide/"
SUPPORT_URL="https://fedoraproject.org/wiki/Communicating_and_getting_help"
BUG_REPORT_URL="https://bugzilla.redhat.com/"
REDHAT_BUGZILLA_PRODUCT="Fedora"
REDHAT_BUGZILLA_PRODUCT_VERSION=33
REDHAT_SUPPORT_PRODUCT="Fedora"
REDHAT_SUPPORT_PRODUCT_VERSION=33
PRIVACY_POLICY_URL="https://fedoraproject.org/wiki/Legal:PrivacyPolicy"
VARIANT="Workstation Edition"
VARIANT_ID=workstation
$ uname -m
x86_64
$ rpm -q clang lldb gcc glibc
clang-11.0.0-2.fc33.x86_64
lldb-11.0.0-1.fc33.x86_64
gcc-10.2.1-9.fc33.x86_64
glibc-2.32-4.fc33.x86_64
$ git rev-parse HEAD~
61889c8e8926aed2a22000c312baa0a7969cc927
$ ./build.sh -subset clr
...
$ ./src/tests/build.sh
...
...
runtime/src/tests/Interop/PInvoke/Generics/GenericsNative.Vector256C.cpp:67:24: error: AVX vector return of type 'Vector256C' (aka '__m256i') without 'avx' enabled changes the ABI [-Werror,-Wpsabi]
    Vector256C value = GetVector256C(e00, e01, e02, e03, e04, e05, e06, e07, e08, e09, e10, e11, e12, e13, e14, e15);
                       ^                                                                                              1 error generated.                                                                                                    
gmake[2]: *** [Interop/PInvoke/Generics/CMakeFiles/GenericsNative.dir/build.make:810: Interop/PInvoke/Generics/CMakeFiles/GenericsNative.dir/GenericsNative.Vector256C.cpp.o] Error 1
gmake[2]: *** Waiting for unfinished jobs....
runtime/src/tests/Interop/PInvoke/Generics/GenericsNative.Vector256L.cpp:43:24: error: AVX vector return of type 'Vector256L' (aka '__m256i') without 'avx' enabled changes the ABI [-Werror,-Wpsabi]
                 Vector256L value = GetVector256L(e00, e01, e02, e03);                                                             
                                    ^                                   
[ 56%] Built target UnmanagedCallersOnlyDll
1 error generated.                                         
gmake[2]: *** [Interop/PInvoke/Generics/CMakeFiles/GenericsNative.dir/build.make:849: Interop/PInvoke/Generics/CMakeFiles/GenericsNative.dir/GenericsNative.Vector256L.cpp.o] Error 1                                         
[ 57%] Built target BoolNative                                                                                        
[ 58%] Built target UIntPtrNative
runtime/src/tests/Interop/PInvoke/Generics/GenericsNative.Vector256B.cpp:99:24: error: AVX vector return of type 'Vector256B' (aka '__m256i') without 'avx' enabled changes the ABI [-Werror,-Wpsabi]
    Vector256B value = GetVector256B(e00, e01, e02, e03, e04, e05, e06, e07, e08, e09, e10, e11, e12, e13, e14, e15, e16, e17, e18, e19, e20, e21, e22, e23, e24, e25, e26, e27, e28, e29, e30, e31);                          
                       ^                                                                      

Is this a known issue? Is there a fix/workaround available for this?

Author:	omajid
Assignees:	-
Labels:	area-Infrastructure-coreclr, untriaged
Milestone:	-

[ViktorHofer]

cc @jkoritzinsky @janvorli