diff options
Diffstat (limited to 'm4/fpieee.m4')
| -rw-r--r-- | m4/fpieee.m4 | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/m4/fpieee.m4 b/m4/fpieee.m4 index c1155ee287..746e35eca2 100644 --- a/m4/fpieee.m4 +++ b/m4/fpieee.m4 @@ -26,8 +26,9 @@ AC_DEFUN([gl_FP_IEEE], [ AC_REQUIRE([AC_PROG_CC]) AC_REQUIRE([AC_CANONICAL_HOST]) - # IEEE behaviour is the default on all CPUs except Alpha - # (according to the test results of Bruno Haible's ieeefp/fenv_default.m4). + # IEEE behaviour is the default on all CPUs except Alpha and SH + # (according to the test results of Bruno Haible's ieeefp/fenv_default.m4 + # and the GCC 4.1.2 manual). case "$host_cpu" in alpha*) # On Alpha systems, a compiler option provides the behaviour. @@ -41,5 +42,11 @@ AC_DEFUN([gl_FP_IEEE], CPPFLAGS="$CPPFLAGS -ieee" fi ;; + sh*) + if test -n "$GCC"; then + # GCC has the option -mieee. + CPPFLAGS="$CPPFLAGS -mieee" + fi + ;; esac ]) |