Add additional information

Author: bkhouri

Utilities/bootstrap

@@ -832,7 +832,7 @@ def get_swiftpm_flags(args):
         build_flags.append("--disable-local-rpath")
 
     if args.verbose:
-        build_flags.append("--verbose")
+        build_flags.append("--very-verbose")
 
     if args.llbuild_link_framework:
         build_flags.extend([

Utilities/helpers.py

@@ -47,10 +47,15 @@ def call(cmd, cwd=None, verbose=False):
 
 def call_output(cmd, cwd=None, stderr=False, verbose=False):
     """Calls a subprocess for its return data."""
+    stderr = subprocess.STDOUT if stderr else False
     logging.info(' '.join(cmd))
     try:
         return subprocess.check_output(cmd, cwd=cwd, stderr=stderr, universal_newlines=True).strip()
     except subprocess.CalledProcessError as cpe:
         logging.debug(' '.join(cmd))
-        logging.error(str(cpe))
+        logging.error("%s", str(cpe))
+        for attr in ["output", 'stdout', 'stderr']:
+            value = getattr(cpe, attr)
+            attr_string = attr.upper()
+            logging.error("[---- START %s ----]\n%s\n[---- END %s ----]", attr_string, value, attr_string)
         raise cpe