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https://github.com/gperftools/gperftools
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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
17 lines
500 B
Plaintext
17 lines
500 B
Plaintext
AC_DEFUN([AX_C___ATTRIBUTE__], [
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AC_MSG_CHECKING(for __attribute__)
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AC_CACHE_VAL(ac_cv___attribute__, [
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AC_TRY_COMPILE(
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[#include <stdlib.h>
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static void foo(void) __attribute__ ((unused));
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void foo(void) { exit(1); }],
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[],
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ac_cv___attribute__=yes,
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ac_cv___attribute__=no
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)])
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if test "$ac_cv___attribute__" = "yes"; then
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AC_DEFINE(HAVE___ATTRIBUTE__, 1, [define if your compiler has __attribute__])
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fi
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AC_MSG_RESULT($ac_cv___attribute__)
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])
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