From 9ac0798c095f7bd143632cae171a9751841bc86b Mon Sep 17 00:00:00 2001
From: boykopovar <boykopovar@gmail.com>
Date: Sat, 5 Sep 2026 19:13:39 +0300
Subject: [PATCH] feat(libc): add new std functions

---
 core/libs/prx/libc/src/CxxAbiSupport.cpp | 24 ++++++++++++++++++++++++
 core/libs/prx/libc/src/LocaleSupport.cpp |  6 ++++++
 core/libs/prx/libc/src/Math.cpp          |  9 +++++++++
 3 files changed, 39 insertions(+)

diff --git a/core/libs/prx/libc/src/CxxAbiSupport.cpp b/core/libs/prx/libc/src/CxxAbiSupport.cpp
index 084e63b5f..b14a3d9f8 100644
--- a/core/libs/prx/libc/src/CxxAbiSupport.cpp
+++ b/core/libs/prx/libc/src/CxxAbiSupport.cpp
@@ -1,3 +1,5 @@
+#include <cstddef>
+#include <cxxabi.h>
 #include <cstdint>
 #include <cstdlib>
 #include <cstring>
@@ -13,6 +15,19 @@
 
 extern "C" {
 
+void* __dynamic_cast_nid_postfix(
+    const void* source,
+    const __cxxabiv1::__class_type_info* sourceType,
+    const __cxxabiv1::__class_type_info* destinationType,
+    std::ptrdiff_t sourceToDestinationOffset
+) {
+    (void)source;
+    (void)sourceType;
+    (void)destinationType;
+    (void)sourceToDestinationOffset;
+    return nullptr;
+}
+
 void* __cxa_allocate_exception_nid_postfix(std::size_t thrownSize) {
     return std::malloc(thrownSize + 128);
 }
@@ -188,6 +203,15 @@ bool _ZSt18uncaught_exceptionv_nid_postfix() { return false; }
 
 const std::error_category* _ZSt17iostream_categoryv_nid_postfix() { return &std::iostream_category(); }
 
+std::uintptr_t _ZTVSt13runtime_error_nid_postfix[5] {};
+std::uintptr_t _ZTVSt12system_error_nid_postfix[5] {};
+std::uintptr_t _ZTVSt9exception_nid_postfix[5] {};
+std::uintptr_t _ZTVSt16invalid_argument_nid_postfix[5] {};
+std::uintptr_t _ZTVSt12out_of_range_nid_postfix[5] {};
+std::uintptr_t _ZTVSt12domain_error_nid_postfix[5] {};
+std::uintptr_t _ZTVSt8bad_cast_nid_postfix[5] {};
+std::uintptr_t _ZTVSt11logic_error_nid_postfix[5] {};
+
 void* _ZTVNSt8ios_base7failureE_nid_postfix = nullptr;
 void* _ZTISt8bad_cast_nid_postfix = nullptr;
 void* _ZTISt12out_of_range_nid_postfix = nullptr;
diff --git a/core/libs/prx/libc/src/LocaleSupport.cpp b/core/libs/prx/libc/src/LocaleSupport.cpp
index c0a4511e7..9d8ea7295 100644
--- a/core/libs/prx/libc/src/LocaleSupport.cpp
+++ b/core/libs/prx/libc/src/LocaleSupport.cpp
@@ -26,6 +26,12 @@ const std::locale& ClassicLocaleInstance() {
 
 extern "C" {
 
+std::locale::id _ZNSt5ctypeIcE2idE_nid_postfix {};
+std::locale::id _ZNSt5ctypeIwE2idE_nid_postfix {};
+std::locale::id _ZNSt7collateIwE2idE_nid_postfix {};
+std::locale::id _ZNSt7num_putIcSt19ostreambuf_iteratorIcSt11char_traitsIcEEE2idE_nid_postfix {};
+std::uintptr_t _ZTVSt7num_putIcSt19ostreambuf_iteratorIcSt11char_traitsIcEEE_nid_postfix[12] {};
+
 std::streamoff _ZSt7_BADOFF_nid_postfix = -1;
 std::fpos_t _ZSt4_Fpz_nid_postfix {};
 long _ZNSt6locale2id7_Id_cntE_nid_postfix = 0;
diff --git a/core/libs/prx/libc/src/Math.cpp b/core/libs/prx/libc/src/Math.cpp
index bb6cabf67..705e20d6f 100644
--- a/core/libs/prx/libc/src/Math.cpp
+++ b/core/libs/prx/libc/src/Math.cpp
@@ -2,6 +2,15 @@
 
 extern "C" {
 
+double cbrt_nid_postfix(double x) { (void)x; return 0.0; }
+double asin_nid_postfix(double x) { (void)x; return 0.0; }
+double acos_nid_postfix(double x) { (void)x; return 0.0; }
+double exp_nid_postfix(double x) { (void)x; return 0.0; }
+double atan_nid_postfix(double x) { (void)x; return 0.0; }
+double tan_nid_postfix(double x) { (void)x; return 0.0; }
+double log2_nid_postfix(double x) { (void)x; return 0.0; }
+double log_nid_postfix(double x) { (void)x; return 0.0; }
+
 float sinf_nid_postfix(float x) { return std::sin(x); }
 float cosf_nid_postfix(float x) { return std::cos(x); }