Fixes #26123: $msCompile problem matcher doesn't work with parallel builds

src/vs/platform/markers/common/problemMatcher.ts

@@ -1026,7 +1026,7 @@ class ProblemPatternRegistryImpl implements IProblemPatternRegistry {
 
 	private fillDefaults(): void {
 		this.add('msCompile', {
-			regexp: /^([^\s].*)\((\d+|\d+,\d+|\d+,\d+,\d+,\d+)\)\s*:\s+(error|warning|info)\s+(\w{1,2}\d+)\s*:\s*(.*)$/,
+			regexp: /^(?:\s+\d+\>)?([^\s].*)\((\d+|\d+,\d+|\d+,\d+,\d+,\d+)\)\s*:\s+(error|warning|info)\s+(\w{1,2}\d+)\s*:\s*(.*)$/,
 			file: 1,
 			location: 2,
 			severity: 3,