[LLD][COFF] Update nodefaultlibs after updating search paths

A2uria · A2uria · commit e95aef0f942f · 2025-03-08T23:06:49.000+08:00
diff --git a/lld/COFF/Driver.cpp b/lld/COFF/Driver.cpp
@@ -786,6 +786,13 @@ void LinkerDriver::addWinSysRootLibSearchPaths() {
                                       path))
       searchPaths.push_back(saver().save(path));
   }
+
+  // Libraries specified by `/nodefaultlib:` may not be found in incomplete
+  // search paths before lld infers a machine type from input files.
+  std::set<std::string> noDefaultLibs;
+  for (const std::string &path : ctx.config.noDefaultLibs)
+    noDefaultLibs.insert(findLib(path).lower());
+  ctx.config.noDefaultLibs = noDefaultLibs;
 }
 
 // Parses LIB environment which contains a list of search paths.

Original file line number	Diff line number	Diff line change
`@@ -786,6 +786,13 @@ void LinkerDriver::addWinSysRootLibSearchPaths() {`
`786`	`786`	`path))`
`787`	`787`	`searchPaths.push_back(saver().save(path));`
`788`	`788`	`}`
	`789`	`+`
	`790`	+ // Libraries specified by `/nodefaultlib:` may not be found in incomplete
	`791`	`+ // search paths before lld infers a machine type from input files.`
	`792`	`+ std::set<std::string> noDefaultLibs;`
	`793`	`+ for (const std::string &path : ctx.config.noDefaultLibs)`
	`794`	`+ noDefaultLibs.insert(findLib(path).lower());`
	`795`	`+ ctx.config.noDefaultLibs = noDefaultLibs;`
`789`	`796`	`}`
`790`	`797`
`791`	`798`	`// Parses LIB environment which contains a list of search paths.`