diff --git a/lib/preprocessor.cpp b/lib/preprocessor.cpp
index 34761731e..06929c7e0 100644
--- a/lib/preprocessor.cpp
+++ b/lib/preprocessor.cpp
@@ -491,11 +491,14 @@ std::string Preprocessor::removeComments(const std::string &str, const std::stri
             while (i < str.size() && std::isspace(str[i]))
                 code << str[i++];
             if (str[i] == '{') {
+                // Ticket 4873: Extract comments from the __asm / __asm__'s content
+                std::string asmBody;
                 while (i < str.size() && str[i] != '}') {
                     if (str[i] == ';')
                         i = str.find("\n", i);
-                    code << str[i++];
+                    asmBody += str[i++];
                 }
+                code << removeComments(asmBody, filename);
                 code << '}';
             } else
                 --i;
diff --git a/test/testpreprocessor.cpp b/test/testpreprocessor.cpp
index dfee67cf3..b6d8eef86 100644
--- a/test/testpreprocessor.cpp
+++ b/test/testpreprocessor.cpp
@@ -402,6 +402,9 @@ private:
         ASSERT_EQUALS(" __asm123", preprocessor.removeComments(" __asm123", "3837.cpp"));
         ASSERT_EQUALS("\" __asm { ; } \"", preprocessor.removeComments("\" __asm { ; } \"", "3837.cpp"));
         ASSERT_EQUALS("__asm__ volatile { \"\" }", preprocessor.removeComments("__asm__ volatile { \"\" }", "3837.cpp"));
+
+        // #4873
+        ASSERT_EQUALS("__asm { }", preprocessor.removeComments("__asm { /* This is a comment */ }", "4873.cpp"));
     }