Fix issues from re-basing to master

Author: mgreter

include/sass/compiler.h

@@ -110,6 +110,12 @@ extern "C" {
   // Note: LibSass does not write the file, implementers should write to this path.
   ADDAPI void ADDCALL sass_compiler_set_output_path(struct SassCompiler* compiler, const char* output_path);
 
+  // Getter for option to suppress anything being printed on stderr (quiet mode)
+  ADDAPI bool ADDCALL sass_compiler_get_suppress_stderr(struct SassCompiler* compiler);
+
+  // Setter for option to suppress anything being printed on stderr (quiet mode)
+  ADDAPI void ADDCALL sass_compiler_set_suppress_stderr(struct SassCompiler* compiler, bool suppress);
+
   /////////////////////////////////////////////////////////////////////////
   /////////////////////////////////////////////////////////////////////////
 

src/ast_sel_unify.cpp

@@ -21,7 +21,8 @@ namespace Sass {
     SASS_ASSERT(!complexes.empty(), "Can't unify empty list");
     if (complexes.size() == 1) return complexes;
 
-    CompoundSelectorObj unifiedBase = SASS_MEMORY_NEW(CompoundSelector, SourceSpan("[unify]"));
+    CompoundSelectorObj unifiedBase = SASS_MEMORY_NEW(CompoundSelector,
+      SourceSpan::internal("[unify]"));
     for (auto complex : complexes) {
       SelectorComponentObj base = complex.back();
       if (CompoundSelector * comp = base->isaCompoundSelector()) {

src/error_handling.cpp

@@ -82,6 +82,8 @@ namespace Sass {
       msg = "Duplicate key."; // dart-sass keeps it simple ...
     }
 
+    EndlessExtendError::EndlessExtendError(Backtraces traces, const AST_Node& node)
+      : Base(node.pstate(), def_msg, traces), node(node)
     EndlessExtendError::EndlessExtendError(Backtraces traces, const AST_Node& node)
       : Base(node.pstate(), def_msg, traces), node(node)
     {

src/extender.cpp

@@ -632,7 +632,8 @@ namespace Sass {
 
       for (SelectorComponentVector& components : weaved) {
 
-        ComplexSelectorObj cplx = SASS_MEMORY_NEW(ComplexSelector, complex->pstate());
+        ComplexSelectorObj cplx = SASS_MEMORY_NEW(ComplexSelector,
+          complex->pstate(), std::move(components));
         cplx->hasPreLineFeed(complex->hasPreLineFeed());
         for (auto& pp : path) {
           if (pp->hasPreLineFeed()) {