https://issues.dlang.org/show_bug.cgi?id=23631
--- Comment #1 from Iain Buclaw <ibuc...@gdcproject.org> --- All the tests fail in the testsuite too. --- ============================== Test 'compilable/vastartend.c' failed: expected: ---- ---- actual: ---- In file included from <command-line>: /build/dlang/dmd/compiler/test/../../druntime/import/importc.h:80:8: warning: undefining "__has_builtin" 80 | #undef __has_builtin | ^~~~~~~~~~~~~ ---- diff: ---- - +In file included from <command-line>: +/build/dlang/dmd/compiler/test/../../druntime/import/importc.h:80:8: warning: undefining "__has_builtin" + 80 | #undef __has_builtin + | ^~~~~~~~~~~~~ ---- >>> TARGET FAILED: compilable/vastartend.c FAILED targets: - compilable/test22758.c - compilable/test23038.c - compilable/enumbase.c - compilable/test22577.c - compilable/test23002.c - compilable/test22886.c - compilable/test23008.c - compilable/test22842.c - compilable/test22894.c - compilable/cppflags.c - compilable/test23923.c - compilable/test22887.c - compilable/test22928.c - compilable/test22346.c - compilable/test22808.c - compilable/test23030.c - compilable/test22895.c - compilable/test22970.c - compilable/casmmangling.d - compilable/noreturn.c - compilable/testcstuff1.c - compilable/testcstuff3.d - compilable/arraytopointer.c - compilable/test22927.c - compilable/test23029.c - compilable/test22933.c - compilable/test22727.c - compilable/test23217.c - compilable/test23583.c - compilable/test22761.c - compilable/test22877.c - compilable/test22885.c - compilable/testdefines.d - compilable/alignas.c - compilable/test23622.c - compilable/test23616.c - compilable/test22924.c - compilable/test23004.c - compilable/test22625.d - compilable/test22755.c - compilable/test22607.c - compilable/test22793.c - compilable/test23066.c - compilable/test22955.c - compilable/test22698.c - compilable/test22757.c - compilable/test22705.c - compilable/test23054.c - compilable/valist.c - compilable/test23034.c - compilable/ctests2.c - compilable/test22807.c - compilable/test22892.c - compilable/test22725.c - compilable/test22699.c - compilable/test22734.d - compilable/cimport.c - compilable/test22665.d - compilable/ctests1.c - compilable/test23044.c - compilable/test22904.c - compilable/vastartend.c make: *** [Makefile:194: run_compilable_tests] Error 1 --