Index: docs/LibASTMatchersReference.html
===================================================================
--- docs/LibASTMatchersReference.html
+++ docs/LibASTMatchersReference.html
@@ -3636,11 +3636,6 @@
   matches x(1, y, 42)
 with hasAnyArgument(...)
   matching y
-
-FIXME: Currently this will ignore parentheses and implicit casts on
-the argument before applying the inner matcher. We'll want to remove
-this to allow for greater control by the user once ignoreImplicit()
-has been implemented.
 </pre></td></tr>
 
 
@@ -3907,11 +3902,6 @@
   matches x(1, y, 42)
 with hasAnyArgument(...)
   matching y
-
-FIXME: Currently this will ignore parentheses and implicit casts on
-the argument before applying the inner matcher. We'll want to remove
-this to allow for greater control by the user once ignoreImplicit()
-has been implemented.
 </pre></td></tr>
 
 
Index: docs/ReleaseNotes.rst
===================================================================
--- docs/ReleaseNotes.rst
+++ docs/ReleaseNotes.rst
@@ -119,6 +119,12 @@
 AST Matchers
 ------------
 
+- hasAnyArgument: Matcher no longer ignores parentheses and implicit casts on
+  the argument before applying the inner matcher. The fix was done allow for
+  greater control by the user. In all existing checkers that use this matcher
+  all instances of code hasAnyArgument(<inner matcher>) must be changed to
+  hasAnyArgument(ignoringParenImpCasts(<inner matcher>)).
+
 ...
 
 libclang
Index: include/clang/ASTMatchers/ASTMatchers.h
===================================================================
--- include/clang/ASTMatchers/ASTMatchers.h
+++ include/clang/ASTMatchers/ASTMatchers.h
@@ -2989,18 +2989,13 @@
 ///   matches x(1, y, 42)
 /// with hasAnyArgument(...)
 ///   matching y
-///
-/// FIXME: Currently this will ignore parentheses and implicit casts on
-/// the argument before applying the inner matcher. We'll want to remove
-/// this to allow for greater control by the user once \c ignoreImplicit()
-/// has been implemented.
 AST_POLYMORPHIC_MATCHER_P(hasAnyArgument,
                           AST_POLYMORPHIC_SUPPORTED_TYPES(CallExpr,
                                                           CXXConstructExpr),
                           internal::Matcher<Expr>, InnerMatcher) {
   for (const Expr *Arg : Node.arguments()) {
     BoundNodesTreeBuilder Result(*Builder);
-    if (InnerMatcher.matches(*Arg->IgnoreParenImpCasts(), Finder, &Result)) {
+    if (InnerMatcher.matches(*Arg, Finder, &Result)) {
       *Builder = std::move(Result);
       return true;
     }
Index: unittests/ASTMatchers/ASTMatchersTest.cpp
===================================================================
--- unittests/ASTMatchers/ASTMatchersTest.cpp
+++ unittests/ASTMatchers/ASTMatchersTest.cpp
@@ -1633,10 +1633,15 @@
 
 TEST(Matcher, AnyArgument) {
   StatementMatcher CallArgumentY = callExpr(
-      hasAnyArgument(declRefExpr(to(varDecl(hasName("y"))))));
+      hasAnyArgument(
+          ignoringParenImpCasts(declRefExpr(to(varDecl(hasName("y")))))));
   EXPECT_TRUE(matches("void x(int, int) { int y; x(1, y); }", CallArgumentY));
   EXPECT_TRUE(matches("void x(int, int) { int y; x(y, 42); }", CallArgumentY));
   EXPECT_TRUE(notMatches("void x(int, int) { x(1, 2); }", CallArgumentY));
+  
+  StatementMatcher ImplicitCastedArgument = callExpr(
+      hasAnyArgument(implicitCastExpr()));
+  EXPECT_TRUE(matches("void x(long) { int y; x(y); }", ImplicitCastedArgument));
 }
 
 TEST(ForEachArgumentWithParam, ReportsNoFalsePositives) {