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c437e1fcdd
* google-perftools: version 0.92 release * PERFORMANCE: use a packed cache to speed up tcmalloc * PORTING: preliminary windows support! (see README.windows) * PORTING: better support for solaris, OS X, FreeBSD (see INSTALL) * Envvar support for running the heap-checker under gdb * Add weak declarations to maybe_threads to fix no-pthreads compile bugs * Some 64bit fixes, especially with pprof * Better heap-checker support for some low-level allocations * Fix bug where heap-profiles would sometimes get truncated * New documentation about how to handle common heap leak situations * Use computed includes for hash_map/set: easier config * Added all used .m4 templates to the distribution git-svn-id: http://gperftools.googlecode.com/svn/trunk@36 6b5cf1ce-ec42-a296-1ba9-69fdba395a50
16 lines
735 B
Plaintext
16 lines
735 B
Plaintext
# Checks whether the compiler implements namespaces
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AC_DEFUN([AC_CXX_NAMESPACES],
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[AC_CACHE_CHECK(whether the compiler implements namespaces,
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ac_cv_cxx_namespaces,
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[AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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AC_TRY_COMPILE([namespace Outer {
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namespace Inner { int i = 0; }}],
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[using namespace Outer::Inner; return i;],
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ac_cv_cxx_namespaces=yes,
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ac_cv_cxx_namespaces=no)
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AC_LANG_RESTORE])
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if test "$ac_cv_cxx_namespaces" = yes; then
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AC_DEFINE(HAVE_NAMESPACES, 1, [define if the compiler implements namespaces])
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fi])
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