Keep frame pointers if using gcc frame intrinsics.

Specify -fno-omit-frame-pointer when using __builtin_frame_address() and
__builtin_return_address() for backtracing.  This fixes backtracing
failures on e.g. i686 for optimized builds.
This commit is contained in:
Jason Evans 2014-03-30 18:58:32 -07:00
parent e64b1b7be9
commit e181f5aa76

View File

@ -784,6 +784,7 @@ fi
)
if test "x$backtrace_method" = "x" -a "x$enable_prof_gcc" = "x1" \
-a "x$GCC" = "xyes" ; then
JE_CFLAGS_APPEND([-fno-omit-frame-pointer])
backtrace_method="gcc intrinsics"
AC_DEFINE([JEMALLOC_PROF_GCC], [ ])
else