fix an interaction between -isystem . and isysroot.

lattner · lattner · commit bb7bc8d4f003 · 2008-02-26T23:46:22.000Z
llvm-svn: 47646
diff --git a/clang/Driver/clang.cpp b/clang/Driver/clang.cpp
@@ -698,8 +698,6 @@ static void AddPath(const std::string &Path, IncludeDirGroup Group,
     // handle things like C:\ right, nor win32 \\network\device\blah.
     if (isysroot.size() != 1 || isysroot[0] != '/') // Add isysroot if present.
       MappedPath.append(isysroot.begin(), isysroot.end());
-    if (Path[0] != '/')  // If in the system group, add a /.
-      MappedPath.push_back('/');
   }
   
   MappedPath.append(Path.begin(), Path.end());

Original file line number	Diff line number	Diff line change
`@@ -698,8 +698,6 @@ static void AddPath(const std::string &Path, IncludeDirGroup Group,`
`698`	`698`	`// handle things like C:\ right, nor win32 \\network\device\blah.`
`699`	`699`	`if (isysroot.size() != 1 \|\| isysroot[0] != '/') // Add isysroot if present.`
`700`	`700`	`MappedPath.append(isysroot.begin(), isysroot.end());`
`701`		`- if (Path[0] != '/') // If in the system group, add a /.`
`702`		`- MappedPath.push_back('/');`
`703`	`701`	`}`
`704`	`702`
`705`	`703`	`MappedPath.append(Path.begin(), Path.end());`