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Improve backtracing-related configuration.

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Clean up configuration for backtracing when profiling is enabled, and
document the configuration logic in INSTALL.

Disable libgcc-based backtracing except on x64 (where it is known to
work).

Add the --disable-prof-gcc option.
This commit is contained in:
Jason Evans
2011-03-15 22:23:12 -07:00
parent b602daa671
commit 77f350be08
4 changed files with 140 additions and 83 deletions
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3
jemalloc/include/jemalloc/jemalloc_defs.h.in
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@@ -53,6 +53,9 @@
/* Use libgcc for profile backtracing if defined. */
#undef JEMALLOC_PROF_LIBGCC
/* Use gcc intrinsics for profile backtracing if defined. */
#undef JEMALLOC_PROF_GCC
/*
* JEMALLOC_TINY enables support for tiny objects, which are smaller than one
* quantum.