[Bug target/99703] gcc-10.2.0 with Via C3 Eden: configure: error: Intel CET must be enabled on Intel CET enabled host

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99703

--- Comment #11 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to Worx from comment #10)
> When I deep dive, in the logs
> 
> No issue at the root level : 
> 
> c3eden /opt/gcc-10.2.0 # ./configure --disable-cet
> checking build system type... i686-pc-linux-gnu
> checking host system type... i686-pc-linux-gnu
> checking target system type... i686-pc-linux-gnu
> checking for a BSD-compatible install... /usr/bin/install -c
> checking whether ln works... yes
> [..]
> checking whether to enable maintainer-specific portions of Makefiles... no
> configure: creating ./config.status
> config.status: creating Makefile
> c3eden /opt/gcc-10.2.0 #
> 
> ========
> But : 
> ========
> 
> c3eden /opt/gcc-10.2.0 # lto-plugin/configure --disable-cet
> checking build system type... i686-pc-linux-gnu
> checking host system type... i686-pc-linux-gnu
> checking target system type... i686-pc-linux-gnu
> checking for a BSD-compatible install... /usr/bin/install -c
> checking whether build environment is sane... yes
> checking for a thread-safe mkdir -p... /bin/mkdir -p
> checking for gawk... gawk
> checking whether make sets $(MAKE)... yes
> checking whether make supports nested variables... yes
> checking whether to enable maintainer-specific portions of Makefiles... no
> checking for style of include used by make... GNU
> checking for gcc... gcc
> checking whether the C compiler works... yes
> checking for C compiler default output file name... a.out
> checking for suffix of executables...
> checking whether we are cross compiling... no
> checking for suffix of object files... o
> checking whether we are using the GNU C compiler... yes
> checking whether gcc accepts -g... yes
> checking for gcc option to accept ISO C89... none needed
> checking whether gcc understands -c and -o together... yes
> checking dependency style of gcc... gcc3
> checking how to run the C preprocessor... gcc -E
> checking for grep that handles long lines and -e... /bin/grep
> checking for egrep... /bin/grep -E
> checking for ANSI C header files... yes
> checking for sys/types.h... yes
> checking for sys/stat.h... yes
> checking for stdlib.h... yes
> checking for string.h... yes
> checking for memory.h... yes
> checking for strings.h... yes
> checking for inttypes.h... yes
> checking for stdint.h... yes
> checking for unistd.h... yes
> checking minix/config.h usability... no
> checking minix/config.h presence... no
> checking for minix/config.h... no
> checking whether it is safe to define __EXTENSIONS__... yes
> checking for gcc... (cached) gcc
> checking whether we are using the GNU C compiler... (cached) yes
> checking whether gcc accepts -g... (cached) yes
> checking for gcc option to accept ISO C89... (cached) none needed
> checking whether gcc understands -c and -o together... (cached) yes
> checking dependency style of gcc... (cached) gcc3
> checking for special C compiler options needed for large files... no
> checking for _FILE_OFFSET_BITS value needed for large files... 64
> checking whether gcc supports -Wall... yes
> checking for -static-libgcc... yes
> checking for CET support... configure: error: Intel CET must be enabled on
> Intel CET enabled host
> c3eden /opt/gcc-10.2.0 #

In which directory did it fail?