[clang] [clang][bytecode][NFC] Remove unused function prototypes (PR #149031)

[Timm Baeder via cfe-commits]

https://github.com/tbaederr created https://github.com/llvm/llvm-project/pull/149031

None

>From 1f241f7aba6f82fe2d4b12725e4ccdd3642a37ba Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Timm=20B=C3=A4der?= <tbaeder at redhat.com>
Date: Wed, 16 Jul 2025 09:44:14 +0200
Subject: [PATCH] [clang][bytecode][NFC] Remove unused function prototypes

---
 clang/lib/AST/ByteCode/Interp.cpp |  8 ++++----
 clang/lib/AST/ByteCode/Interp.h   | 14 --------------
 2 files changed, 4 insertions(+), 18 deletions(-)

diff --git a/clang/lib/AST/ByteCode/Interp.cpp b/clang/lib/AST/ByteCode/Interp.cpp
index 457de2bed37d6..0a97e71037549 100644
--- a/clang/lib/AST/ByteCode/Interp.cpp
+++ b/clang/lib/AST/ByteCode/Interp.cpp
@@ -814,7 +814,7 @@ bool CheckStore(InterpState &S, CodePtr OpPC, const Pointer &Ptr) {
   return true;
 }
 
-bool CheckInvoke(InterpState &S, CodePtr OpPC, const Pointer &Ptr) {
+static bool CheckInvoke(InterpState &S, CodePtr OpPC, const Pointer &Ptr) {
   if (!CheckLive(S, OpPC, Ptr, AK_MemberCall))
     return false;
   if (!Ptr.isDummy()) {
@@ -936,7 +936,7 @@ bool CheckCallable(InterpState &S, CodePtr OpPC, const Function *F) {
   return false;
 }
 
-bool CheckCallDepth(InterpState &S, CodePtr OpPC) {
+static bool CheckCallDepth(InterpState &S, CodePtr OpPC) {
   if ((S.Current->getDepth() + 1) > S.getLangOpts().ConstexprCallDepth) {
     S.FFDiag(S.Current->getSource(OpPC),
              diag::note_constexpr_depth_limit_exceeded)
@@ -1091,8 +1091,8 @@ bool CheckDummy(InterpState &S, CodePtr OpPC, const Pointer &Ptr,
   return false;
 }
 
-bool CheckNonNullArgs(InterpState &S, CodePtr OpPC, const Function *F,
-                      const CallExpr *CE, unsigned ArgSize) {
+static bool CheckNonNullArgs(InterpState &S, CodePtr OpPC, const Function *F,
+                             const CallExpr *CE, unsigned ArgSize) {
   auto Args = ArrayRef(CE->getArgs(), CE->getNumArgs());
   auto NonNullArgs = collectNonNullArgs(F->getDecl(), Args);
   unsigned Offset = 0;
diff --git a/clang/lib/AST/ByteCode/Interp.h b/clang/lib/AST/ByteCode/Interp.h
index 9d17f96c97c85..b5e9b6c82ebd3 100644
--- a/clang/lib/AST/ByteCode/Interp.h
+++ b/clang/lib/AST/ByteCode/Interp.h
@@ -98,26 +98,12 @@ bool CheckGlobalInitialized(InterpState &S, CodePtr OpPC, const Pointer &Ptr);
 /// Checks if a value can be stored in a block.
 bool CheckStore(InterpState &S, CodePtr OpPC, const Pointer &Ptr);
 
-/// Checks if a method can be invoked on an object.
-bool CheckInvoke(InterpState &S, CodePtr OpPC, const Pointer &Ptr);
-
 /// Checks if a value can be initialized.
 bool CheckInit(InterpState &S, CodePtr OpPC, const Pointer &Ptr);
 
-/// Checks if a method can be called.
-bool CheckCallable(InterpState &S, CodePtr OpPC, const Function *F);
-
-/// Checks if calling the currently active function would exceed
-/// the allowed call depth.
-bool CheckCallDepth(InterpState &S, CodePtr OpPC);
-
 /// Checks the 'this' pointer.
 bool CheckThis(InterpState &S, CodePtr OpPC, const Pointer &This);
 
-/// Checks if all the arguments annotated as 'nonnull' are in fact not null.
-bool CheckNonNullArgs(InterpState &S, CodePtr OpPC, const Function *F,
-                      const CallExpr *CE, unsigned ArgSize);
-
 /// Checks if dynamic memory allocation is available in the current
 /// language mode.
 bool CheckDynamicMemoryAllocation(InterpState &S, CodePtr OpPC);