From 2521909b8c2a6895eeb838b8aafc65c1777525bc Mon Sep 17 00:00:00 2001
From: Kim Kulling <kimkulling@users.noreply.github.com>
Date: Sat, 18 May 2024 19:05:10 +0200
Subject: [PATCH] Fix integer overflow (#5581)

- closes https://github.com/assimp/assimp/issues/5579
---
 include/assimp/fast_atof.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/assimp/fast_atof.h b/include/assimp/fast_atof.h
index f2d179d60..0e8339643 100644
--- a/include/assimp/fast_atof.h
+++ b/include/assimp/fast_atof.h
@@ -150,7 +150,7 @@ inline uint8_t HexOctetToDecimal(const char* in) {
 // ------------------------------------------------------------------------------------
 // signed variant of strtoul10
 // ------------------------------------------------------------------------------------
-inline int strtol10( const char* in, const char** out=0) {
+inline int strtol10( const char* in, const char** out = 0) {
     bool inv = (*in=='-');
     if ( inv || *in == '+' ) {
         ++in;
@@ -158,7 +158,7 @@ inline int strtol10( const char* in, const char** out=0) {
 
     int value = strtoul10(in,out);
     if (inv) {
-        if (value < INT_MAX) {
+        if (value < INT_MAX && value > INT_MIN) {
             value = -value;
         } else {
             ASSIMP_LOG_WARN( "Converting the string \"", in, "\" into an inverted value resulted in overflow." );