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jit: on OS X, add -Wl,-undefined,dynamic_lookup to driver invocation

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gcc/jit/ChangeLog:
	* jit-playback.c (invoke_driver): On OS X, add
	"-Wl,-undefined,dynamic_lookup" to the driver arguments.

From-SVN: r226882
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David Malcolm 2015-08-14 01:18:14 +00:00 committed by David Malcolm
parent 3f7fd1822b
commit baf3fbad0d
2 changed files with 14 additions and 0 deletions
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5
gcc/jit/ChangeLog
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@ -1,3 +1,8 @@
2015-08-13 David Malcolm <dmalcolm@redhat.com>
* jit-playback.c (invoke_driver): On OS X, add
"-Wl,-undefined,dynamic_lookup" to the driver arguments.
2015-08-03 David Malcolm <dmalcolm@redhat.com>
* docs/topics/compatibility.rst (LIBGCCJIT_ABI_4): New.

9
gcc/jit/jit-playback.c
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@ -2416,6 +2416,15 @@ invoke_driver (const char *ctxt_progname,
time. */
ADD_ARG ("-fno-use-linker-plugin");
#if defined (DARWIN_X86) || defined (DARWIN_PPC)
/* OS X's linker defaults to treating undefined symbols as errors.
If the context has any imported functions or globals they will be
undefined until the .so is dynamically-linked into the process.
Ensure that the driver passes in "-undefined dynamic_lookup" to the
linker. */
ADD_ARG ("-Wl,-undefined,dynamic_lookup");
#endif
/* pex argv arrays are NULL-terminated. */
argvec.safe_push (NULL);