file /var/tmp/portage/dev-db/mongodb-5.0.2-r1/work/mongodb-src-r5.0.2/SConstruct,line 1453:
	Configure(confdir = build/scons/opt/sconf_temp)
scons: Configure: Checking if C++ compiler "x86_64-pc-linux-gnu-clang++" is GCC... 
build/scons/opt/sconf_temp/conftest_4f0e9b4472e273623d18770138ab2253_0.cpp <-
  |
  |#if defined(__GNUC__) && !defined(__clang__)
  |/* we are using toolchain defined(__GNUC__) && !defined(__clang__) */
  |#else
  |#error
  |#endif
  |
x86_64-pc-linux-gnu-clang++ -o build/scons/opt/sconf_temp/conftest_4f0e9b4472e273623d18770138ab2253_0_53edd32dc983c5c256d15f30a0d5e767.o -c build/scons/opt/sconf_temp/conftest_4f0e9b4472e273623d18770138ab2253_0.cpp
sh: line 1: x86_64-pc-linux-gnu-clang++: command not found
scons: Configure: no

scons: Configure: Checking if C++ compiler "x86_64-pc-linux-gnu-clang++" is clang... 
build/scons/opt/sconf_temp/conftest_56dbca75d2b38c18eda0185f2b5712b2_0.cpp <-
  |
  |#if defined(__clang__)
  |/* we are using toolchain defined(__clang__) */
  |#else
  |#error
  |#endif
  |
x86_64-pc-linux-gnu-clang++ -o build/scons/opt/sconf_temp/conftest_56dbca75d2b38c18eda0185f2b5712b2_0_c83884e8c08ae33a37bea3db995a9419.o -c build/scons/opt/sconf_temp/conftest_56dbca75d2b38c18eda0185f2b5712b2_0.cpp
sh: line 1: x86_64-pc-linux-gnu-clang++: command not found
scons: Configure: no