diff options
| -rw-r--r-- | configure.ac | 1 | ||||
| -rw-r--r-- | src/lisp.h | 5 |
2 files changed, 6 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index c36dffde84c..0c23b60805b 100644 --- a/configure.ac +++ b/configure.ac @@ -5426,6 +5426,7 @@ case $opsys in #if defined __i386__ || defined __sparc__ || defined __mc68000__ \ || defined __alpha__ || defined __mips__ || defined __s390__ \ || defined __arm__ || defined __powerpc__ || defined __amd64__ \ + || defined __x86_64__ \ || defined __ia64__ || defined __sh__ /* ok */ #else diff --git a/src/lisp.h b/src/lisp.h index 242156bbcb8..d44ab55453b 100644 --- a/src/lisp.h +++ b/src/lisp.h @@ -259,6 +259,11 @@ DEFINE_GDB_SYMBOL_BEGIN (EMACS_INT, VALMASK) # define VALMASK (USE_LSB_TAG ? - (1 << GCTYPEBITS) : VAL_MAX) DEFINE_GDB_SYMBOL_END (VALMASK) +/* Ignore 'alignas' on compilers lacking it. */ +#if !defined alignas && !defined __alignas_is_defined +# define alignas(a) +#endif + /* Minimum alignment requirement for Lisp objects, imposed by the internal representation of tagged pointers. It is 2**GCTYPEBITS if USE_LSB_TAG, 1 otherwise. It must be a literal integer constant, |