I just send the patch to fix this issue. Can you help verify it? From: Chen, Farrah Sent: Friday, July 05, 2019 3:35 PM To: Gao, Liming ; devel@edk2.groups.io Cc: Hao, Xudong ; Wei, Danmei Subject: RE: Make edk2 fail on Red Hat 8.0 I am using the default GCC of RHEL8.0: [root@localhost edk2]$ gcc -v Using built-in specs. COLLECT_GCC=gcc COLLECT_LTO_WRAPPER=/usr/libexec/gcc/x86_64-redhat-linux/8/lto-wrapper OFFLOAD_TARGET_NAMES=nvptx-none OFFLOAD_TARGET_DEFAULT=1 Target: x86_64-redhat-linux Configured with: ../configure --enable-bootstrap --enable-languages=c,c++,fortran,lto --prefix=/usr --mandir=/usr/share/man --infodir=/usr/share/info --with-bugurl=http://bugzilla.redhat.com/bugzilla --enable-shared --enable-threads=posix --enable-checking=release --enable-multilib --with-system-zlib --enable-__cxa_atexit --disable-libunwind-exceptions --enable-gnu-unique-object --enable-linker-build-id --with-gcc-major-version-only --with-linker-hash-style=gnu --enable-plugin --enable-initfini-array --with-isl --disable-libmpx --enable-offload-targets=nvptx-none --without-cuda-driver --enable-gnu-indirect-function --enable-cet --with-tune=generic --with-arch_32=x86-64 --build=x86_64-redhat-linux Thread model: posix gcc version 8.2.1 20180905 (Red Hat 8.2.1-3) (GCC) Thanks, Fan From: Gao, Liming Sent: Friday, July 5, 2019 3:25 PM To: devel@edk2.groups.io; Chen, Farrah > Cc: Hao, Xudong >; Wei, Danmei > Subject: RE: Make edk2 fail on Red Hat 8.0 Can you let me know your GCC compiler version? From: devel@edk2.groups.io [mailto:devel@edk2.groups.io] On Behalf Of Chen, Farrah Sent: Friday, July 05, 2019 3:10 PM To: devel@edk2.groups.io Cc: Hao, Xudong >; Wei, Danmei > Subject: [edk2-devel] Make edk2 fail on Red Hat 8.0 Hi, I tried to make ovmf with the latest commit: 0a487ef96bd6d2e0ac23323adab86f9949068ed6 on Red Hat 8.0, it failed, while it succeed on Red Hat 7.6. With commit 4b04d9d73604080a42daf737c39b98d4e1245a51 I used several days ago, it works well on both RHEL8.0 and RHEL7.6. Steps: git clone https://github.com/tianocore/edk2.git cd edk2 git submodule init git submodule update -recursive OvmfPkg/build.sh -a X64 -n 40 ............... make -C FMMT make[2]: Entering directory '/home/build/fan/edk2/BaseTools/Source/C/FMMT' gcc -c -I .. -I ../Include/Common -I ../Include/ -I ../Include/IndustryStandard -I ../Common/ -I .. -I . -I ../Include/X64/ -MD -fshort-wchar -fno-strict-aliasing -fwrapv -fno-delete-null-pointer-checks -Wall -Werror -Wno-deprecated-declarations -Wno-stringop-truncation -Wno-restrict -Wno-unused-result -nostdlib -g -O2 FmmtLib.c -o FmmtLib.o FmmtLib.c: In function 'LibInitializeFvStruct': FmmtLib.c:158:5: error: 'memset' used with length equal to number of elements without multiplication by element size [-Werror=memset-elt-size] memset (Fv->FfsAttuibutes[Index].UiName, '\0', _MAX_PATH); ^~~~~~ FmmtLib.c: In function 'LibFvHeaderAttributeToStr': FmmtLib.c:2521:47: error: argument to 'sizeof' in 'strncat' call is the same expression as the source; did you mean to use the size of the destination? [-Werror=sizeof-pointer-memaccess] strncat (LocalStr, "[attributes] \n", sizeof("[attributes] \n")); ^ FmmtLib.c:2524:66: error: argument to 'sizeof' in 'strncat' call is the same expression as the source; did you mean to use the size of the destination? [-Werror=sizeof-pointer-memaccess] strncat (LocalStr, "EFI_READ_DISABLED_CAP = TRUE \n", sizeof ("EFI_READ_DISABLED_CAP = TRUE \n")); ..................... And detailed log attached. Could anyone provide some advice? Thanks, Fan