Add p3367 (constexpr coroutines) (compiler-explorer#6731)

etc/config/c++.amazon.properties

@@ -415,7 +415,7 @@ compiler.clang1810.options=--gcc-toolchain=/opt/compiler-explorer/gcc-13.2.0
 compiler.clang1810.ldPath=${exePath}/../lib|${exePath}/../lib/x86_64-unknown-linux-gnu
 compiler.clang1810.debugPatched=true
 
-group.clangx86trunk.compilers=clang_trunk:clang_assertions_trunk:clang_concepts:clang_p1144:clang_autonsdmi:clang_bb_p2996:clang_p3068:clang_p3309:clang_lifetime:clang_p1061:clang_parmexpr:clang_patmat:clang_embed:clang_dang:clang_reflection:clang_variadic_friends:clang_widberg:clang_resugar:clang_clangir:clang_dascandy_contracts:clang_ericwf_contracts:clang_p1974
+group.clangx86trunk.compilers=clang_trunk:clang_assertions_trunk:clang_concepts:clang_p1144:clang_autonsdmi:clang_bb_p2996:clang_p3068:clang_p3309:clang_p3367:clang_lifetime:clang_p1061:clang_parmexpr:clang_patmat:clang_embed:clang_dang:clang_reflection:clang_variadic_friends:clang_widberg:clang_resugar:clang_clangir:clang_dascandy_contracts:clang_ericwf_contracts:clang_p1974
 group.clangx86trunk.intelAsm=-mllvm --x86-asm-syntax=intel
 group.clangx86trunk.options=--gcc-toolchain=/opt/compiler-explorer/gcc-snapshot
 group.clangx86trunk.objdumper=/opt/compiler-explorer/gcc-snapshot/bin/objdump
@@ -464,6 +464,9 @@ compiler.clang_p3068.notification=Experimental constexpr Exception Support; see
 compiler.clang_p3309.exe=/opt/compiler-explorer/clang-p3309-trunk/bin/clang++
 compiler.clang_p3309.semver=(experimental P3309)
 compiler.clang_p3309.notification=Experimental constexpr atomic and atomic_ref; see <a href="https://github.com/hanickadot/llvm-project/tree/P3309-constexpr-atomic-and-atomic-ref" target="_blank" rel="noopener noreferrer">P3309<sup><small class="fas fa-external-link-alt opens-new-window" title="Opens in a new window"></small></sup></a>
+compiler.clang_p3367.exe=/opt/compiler-explorer/clang-p3367-trunk/bin/clang++
+compiler.clang_p3367.semver=(experimental P3367)
+compiler.clang_p3367.notification=Experimental constexpr coroutines; see <a href="https://github.com/hanickadot/llvm-project/tree/P3367-constexpr-coroutines" target="_blank" rel="noopener noreferrer">P3367<sup><small class="fas fa-external-link-alt opens-new-window" title="Opens in a new window"></small></sup></a>
 compiler.clang_p1061.exe=/opt/compiler-explorer/clang-p1061-trunk/bin/clang++
 compiler.clang_p1061.semver=(experimental P1061)
 compiler.clang_p1061.notification=Experimental Structure Bindings can introduce a Pack; see <a href="https://wg21.link/P1061" target="_blank" rel="noopener noreferrer">P1061<sup><small class="fas fa-external-link-alt opens-new-window" title="Opens in a new window"></small></sup></a>