bench: update benchmark failing condition

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: passed
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: na
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---

Author: aayush0325

lib/node_modules/@stdlib/lapack/base/dgttrf/benchmark/benchmark.js

@@ -22,7 +22,6 @@
 
 var bench = require( '@stdlib/bench' );
 var uniform = require( '@stdlib/random/array/uniform' );
-var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var pow = require( '@stdlib/math/base/special/pow' );
 var Int32Array = require( '@stdlib/array/int32' );
 var Float64Array = require( '@stdlib/array/float64' );
@@ -61,13 +60,13 @@ function createBenchmark( len ) {
 		b.tic();
 		for ( i = 0; i < b.iterations; i++ ) {
 			d = dgttrf( len, DL, D, DU, DU2, IPIV );
-			if ( isnan( d ) ) {
-				b.fail( 'should not return NaN' );
+			if ( d < 0 ) {
+				b.fail( 'should return a success status code' );
 			}
 		}
 		b.toc();
-		if ( isnan( d ) ) {
-			b.fail( 'should not return NaN' );
+		if ( d < 0 ) {
+			b.fail( 'should return a success status code' );
 		}
 		b.pass( 'benchmark finished' );
 		b.end();

lib/node_modules/@stdlib/lapack/base/dgttrf/benchmark/benchmark.ndarray.js

@@ -22,7 +22,6 @@
 
 var bench = require( '@stdlib/bench' );
 var uniform = require( '@stdlib/random/array/uniform' );
-var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var pow = require( '@stdlib/math/base/special/pow' );
 var Int32Array = require( '@stdlib/array/int32' );
 var Float64Array = require( '@stdlib/array/float64' );
@@ -61,13 +60,13 @@ function createBenchmark( len ) {
 		b.tic();
 		for ( i = 0; i < b.iterations; i++ ) {
 			d = dgttrf( len, DL, 1, 0, D, 1, 0, DU, 1, 0, DU2, 1, 0, IPIV, 1, 0 ); // eslint-disable-line max-len
-			if ( isnan( d ) ) {
-				b.fail( 'should not return NaN' );
+			if ( d < 0 ) {
+				b.fail( 'should return a success status code' );
 			}
 		}
 		b.toc();
-		if ( isnan( d ) ) {
-			b.fail( 'should not return NaN' );
+		if ( d < 0 ) {
+			b.fail( 'should return a success status code' );
 		}
 		b.pass( 'benchmark finished' );
 		b.end();