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[docs] Fix references to a renamed flag. 

The -use-mcjit option was replaced with -jit-kind=mcjit a while back. This patch
updates the docs to reflect that.

Patch by Yu Jian. Thanks Jian!
This commit is contained in:
Lang Hames 2019-11-06 14:37:04 -08:00
parent 7fbe5d4b2a
commit baaa097360
1 changed files with 3 additions and 3 deletions
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6
llvm/docs/DebuggingJITedCode.rst
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@ -39,7 +39,7 @@ The emerging MCJIT component of LLVM allows full debugging of JIT-ed code with
GDB. This is due to MCJIT's ability to use the MC emitter to provide full GDB. This is due to MCJIT's ability to use the MC emitter to provide full
DWARF debugging information to GDB. DWARF debugging information to GDB.
Note that lli has to be passed the ``-use-mcjit`` flag to JIT the code with Note that lli has to be passed the ``-jit-kind=mcjit`` flag to JIT the code with
MCJIT instead of the old JIT. MCJIT instead of the old JIT.
Example Example
@ -86,14 +86,14 @@ code via ``lli`` inside GDB:
.. code-block:: bash .. code-block:: bash
$ $BINPATH/clang -cc1 -O0 -g -emit-llvm showdebug.c $ $BINPATH/clang -cc1 -O0 -g -emit-llvm showdebug.c
$ gdb --quiet --args $BINPATH/lli -use-mcjit showdebug.ll 5 $ gdb --quiet --args $BINPATH/lli -jit-kind=mcjit showdebug.ll 5
Reading symbols from $BINPATH/lli...done. Reading symbols from $BINPATH/lli...done.
(gdb) b showdebug.c:6 (gdb) b showdebug.c:6
No source file named showdebug.c. No source file named showdebug.c.
Make breakpoint pending on future shared library load? (y or [n]) y Make breakpoint pending on future shared library load? (y or [n]) y
Breakpoint 1 (showdebug.c:6) pending. Breakpoint 1 (showdebug.c:6) pending.
(gdb) r (gdb) r
Starting program: $BINPATH/lli -use-mcjit showdebug.ll 5 Starting program: $BINPATH/lli -jit-kind=mcjit showdebug.ll 5
[Thread debugging using libthread_db enabled] [Thread debugging using libthread_db enabled]
Breakpoint 1, compute_factorial (n=5) at showdebug.c:6 Breakpoint 1, compute_factorial (n=5) at showdebug.c:6