diff options
author | odaira <odaira@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-10-09 20:06:36 +0000 |
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committer | odaira <odaira@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-10-09 20:06:36 +0000 |
commit | 67fcbf9328614379fee28bed83ae6749ce7a3dda (patch) | |
tree | 692aa1990444e1d655f72e63c8a79797df1f23bc /configure.ac | |
parent | 74072a1686b6ff22962400604f48d7e866e58875 (diff) |
* configure.ac: do not use __builtin_longjmp on ppc64* Linux
because it causes a segmentation fault with MJIT
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64983 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index df1ef8cf2e..d7de84287b 100644 --- a/configure.ac +++ b/configure.ac @@ -980,6 +980,14 @@ main() [aix*],[ LIBS="-lm $LIBS" ac_cv_func_round=no ], +[linux*],[ LIBS="-lm $LIBS" + # __builtin_longjmp in ppc64* Linux does not restore + # the TOC register (r2), which is problematic + # when a global exit happens from JITted .so code. + AS_CASE(["$target_cpu"], [powerpc64*], [ + ac_cv_func___builtin_setjmp=no + ]) + ], [ LIBS="-lm $LIBS"]) : ${ORIG_LIBS=$LIBS} |