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| author | Jason Evans <je@fb.com> | 2011-03-15 17:25:59 (GMT) |
|---|---|---|
| committer | Jason Evans <je@fb.com> | 2011-03-15 17:25:59 (GMT) |
| commit | fa5d245aef7087c19c375590a7ee2966a0ae339a (patch) | |
| tree | f4d1c016e3de598bc39b9b20868da85918025c4d /jemalloc | |
| parent | 0e4d0d13f9beb8857bb377f41b4fbd327d3a0cbd (diff) | |
| download | jemalloc-fa5d245aef7087c19c375590a7ee2966a0ae339a.zip jemalloc-fa5d245aef7087c19c375590a7ee2966a0ae339a.tar.gz jemalloc-fa5d245aef7087c19c375590a7ee2966a0ae339a.tar.bz2 | |
Set default symbol visibility to hidden.
Compile with -fvisibility=hidden rather than -fvisibility=internal, in
order to avoid PLT lookups for internal functions. Also fix a
regression that caused the -fvisibility flag to be omitted, due to:
Port to Mac OS X.
2dbecf1f6267fae7a161b9c39cfd4d04ce168a29
Diffstat (limited to 'jemalloc')
| -rw-r--r-- | jemalloc/configure.ac | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/jemalloc/configure.ac b/jemalloc/configure.ac index 46a2bd4..f10641b 100644 --- a/jemalloc/configure.ac +++ b/jemalloc/configure.ac @@ -157,17 +157,6 @@ case "${host_cpu}" in esac AC_DEFINE_UNQUOTED([CPU_SPINWAIT], [$CPU_SPINWAIT]) -JE_COMPILABLE([__attribute__ syntax], - [static __attribute__((unused)) void foo(void){}], - [], - [attribute]) -if test "x${attribute}" = "xyes" ; then - AC_DEFINE([JEMALLOC_HAVE_ATTR], [ ]) - if test "x$GCC" = "xyes" -a "${abi}" = "xelf"; then - JE_CFLAGS_APPEND([-fvisibility=internal]) - fi -fi - dnl Platform-specific settings. abi and RPATH can probably be determined dnl programmatically, but doing so is error-prone, which makes it generally dnl not worth the trouble. @@ -227,6 +216,17 @@ esac AC_SUBST([abi]) AC_SUBST([RPATH]) +JE_COMPILABLE([__attribute__ syntax], + [static __attribute__((unused)) void foo(void){}], + [], + [attribute]) +if test "x${attribute}" = "xyes" ; then + AC_DEFINE([JEMALLOC_HAVE_ATTR], [ ]) + if test "x${GCC}" = "xyes" -a "x${abi}" = "xelf"; then + JE_CFLAGS_APPEND([-fvisibility=hidden]) + fi +fi + JE_COMPILABLE([mremap(...MREMAP_FIXED...)], [ #define _GNU_SOURCE #include <sys/mman.h> |