s/auto/size_t/

2 files changed, 2 insertions, 2 deletions

diff --git a/src/lib/mac/poly1305/poly1305.cpp b/src/lib/mac/poly1305/poly1305.cpp
index 506150b0f..659667baf 100644
--- a/src/lib/mac/poly1305/poly1305.cpp
+++ b/src/lib/mac/poly1305/poly1305.cpp
@@ -190,7 +190,7 @@ void Poly1305::final_result(byte out[])
    if(m_buf_pos != 0)
       {
       m_buf[m_buf_pos] = 1;
-      const auto len = m_buf.size() - m_buf_pos - 1;
+      const size_t len = m_buf.size() - m_buf_pos - 1;
       if (len > 0)
          {
          clear_mem(&m_buf[m_buf_pos+1], len);
diff --git a/src/lib/math/bigint/bigint.h b/src/lib/math/bigint/bigint.h
index fed986882..4a37425f5 100644
--- a/src/lib/math/bigint/bigint.h
+++ b/src/lib/math/bigint/bigint.h
@@ -278,7 +278,7 @@ class BOTAN_DLL BigInt
 
         if(top_word < size())
            {
-           const auto len = size() - (top_word + 1);
+           const size_t len = size() - (top_word + 1);
            if (len > 0)
               {
               clear_mem(&m_reg[top_word+1], len);