swiftlang
diff --git a/‎Sources/SwiftDriver/Jobs/FrontendJobHelpers.swift
Lines changed: 3 additions & 0 deletions b/‎Sources/SwiftDriver/Jobs/FrontendJobHelpers.swift
Lines changed: 3 additions & 0 deletions
@@ -255,6 +255,9 @@ extension Driver {
       if shouldSupportAnonymousContextMangledNames {
         commandLine.appendFlag(.enableAnonymousContextMangledNames)
       }
+
+      // TODO: Should we support -fcoverage-compilation-dir?
+      try commandLine.appendAll(.fileCompilationDir, from: &parsedOptions)
     }
 
     // Pass through any subsystem flags.
Original file line number	Diff line number	Diff line change
`@@ -255,6 +255,9 @@ extension Driver {`
`255`	`255`	`if shouldSupportAnonymousContextMangledNames {`
`256`	`256`	`commandLine.appendFlag(.enableAnonymousContextMangledNames)`
`257`	`257`	`}`
	`258`	`+`
	`259`	`+ // TODO: Should we support -fcoverage-compilation-dir?`
	`260`	`+ try commandLine.appendAll(.fileCompilationDir, from: &parsedOptions)`
`258`	`261`	`}`
`259`	`262`
`260`	`263`	`// Pass through any subsystem flags.`