<li>MESA_NO_SSE - if set, disables Intel SSE optimizations
<li>MESA_DEBUG - if set, error messages are printed to stderr. For example,
if the application generates a GL_INVALID_ENUM error, a corresponding error
- message indicating where the error occured, and possibly why, will be
+ message indicating where the error occurred, and possibly why, will be
printed to stderr.<br>
If the value of MESA_DEBUG is 'FP' floating point arithmetic errors will
generate exceptions.
to stderr
<li>SOFTPIPE_NO_RAST - if set, rasterization is no-op'd. For profiling purposes.
<li>SOFTPIPE_USE_LLVM - if set, the softpipe driver will try to use LLVM JIT for
- vertex shading procesing.
+ vertex shading processing.
</ul>
<h3>LLVMpipe driver environment variables</h3>
<ul>
<li>LP_NO_RAST - if set LLVMpipe will no-op rasterization
-<li>LP_DEBUG - a comma-separated list of debug options is acceptec. See the
+<li>LP_DEBUG - a comma-separated list of debug options is accepted. See the
source code for details.
<li>LP_PERF - a comma-separated list of options to selectively no-op various
parts of the driver. See the source code for details.