diff options
Diffstat (limited to 'erts/configure.in')
| -rw-r--r-- | erts/configure.in | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/erts/configure.in b/erts/configure.in index fafa1c7e92..4f0c6efc3e 100644 --- a/erts/configure.in +++ b/erts/configure.in @@ -490,7 +490,19 @@ CFLAG_RUNTIME_LIBRARY_PATH="-Wl,-R" case $host_os in darwin*) CFLAG_RUNTIME_LIBRARY_PATH= - CFLAGS="$CFLAGS -no-cpp-precomp" + AC_TRY_COMPILE([],[ + #if __GNUC__ >= 4 + ; + #else + #error old or no gcc + #endif + ], + gcc_need_no_cpp_precomp=no, + gcc_need_no_cpp_precomp=yes) + + if test x$gcc_need_no_cpp_precomp = xyes; then + CFLAGS="$CFLAGS -no-cpp-precomp" + fi ;; win32) CFLAG_RUNTIME_LIBRARY_PATH= @@ -1000,7 +1012,7 @@ case $ERTS_BUILD_SMP_EMU in ], gcc_smp=okgcc, gcc_smp=oldornogcc) - ERTS_BUILD_SMP_EMU=yes +Ω ERTS_BUILD_SMP_EMU=yes case "$enable_threads-$gcc_smp-$found_threads-$host_os" in no-*) |