Fix comparison and narrowing errors reported by GCC

3 files changed, 10 insertions, 10 deletions

diff --git a/src/debug/createdump/crashinfo.cpp b/src/debug/createdump/crashinfo.cpp
index 4db2b00eeb..192ed82b43 100644
--- a/src/debug/createdump/crashinfo.cpp
+++ b/src/debug/createdump/crashinfo.cpp
@@ -317,7 +317,7 @@ CrashInfo::EnumerateModuleMappings()
     // Making something like: /proc/123/maps
     char mapPath[128];
     int chars = snprintf(mapPath, sizeof(mapPath), "/proc/%d/maps", m_pid);
-    assert(chars > 0 && chars <= sizeof(mapPath));
+    assert(chars > 0 && (size_t)chars <= sizeof(mapPath));
 
     FILE* mapsFile = fopen(mapPath, "r");
     if (mapsFile == nullptr)
@@ -374,7 +374,7 @@ CrashInfo::EnumerateModuleMappings()
                     std::string coreclrPath;
                     coreclrPath.append(moduleName);
                     size_t last = coreclrPath.rfind(MAKEDLLNAME_A("coreclr"));
-                    if (last != -1) {
+                    if (last != std::string::npos) {
                         m_coreclrPath = coreclrPath.substr(0, last);
                     }
                 }
@@ -909,7 +909,7 @@ CrashInfo::InsertMemoryRegion(const MemoryRegion& region)
     // time to avoid the overlapping pages.
     uint64_t numberPages = region.Size() / PAGE_SIZE;
 
-    for (int p = 0; p < numberPages; p++, start += PAGE_SIZE)
+    for (uint64_t p = 0; p < numberPages; p++, start += PAGE_SIZE)
     {
         MemoryRegion memoryRegionPage(region.Flags(), start, start + PAGE_SIZE);
 
@@ -957,7 +957,7 @@ CrashInfo::ValidRegion(const MemoryRegion& region)
         uint64_t start = region.StartAddress();
 
         uint64_t numberPages = region.Size() / PAGE_SIZE;
-        for (int p = 0; p < numberPages; p++, start += PAGE_SIZE)
+        for (uint64_t p = 0; p < numberPages; p++, start += PAGE_SIZE)
         {
             BYTE buffer[1];
             uint32_t read;
diff --git a/src/debug/createdump/datatarget.cpp b/src/debug/createdump/datatarget.cpp
index b0fb6ebcf4..934545090d 100644
--- a/src/debug/createdump/datatarget.cpp
+++ b/src/debug/createdump/datatarget.cpp
@@ -151,7 +151,7 @@ DumpDataTarget::ReadVirtual(
 {
     assert(m_fd != -1);
     size_t read = pread64(m_fd, buffer, size, (off64_t)(ULONG_PTR)address);
-    if (read == -1)
+    if (read == (size_t)-1)
     {
         *done = 0;
         return E_FAIL;
@@ -215,7 +215,7 @@ DumpDataTarget::GetThreadContext(
     memset(context, 0, contextSize);
     for (const ThreadInfo* thread : m_crashInfo->Threads())
     {
-        if (thread->Tid() == threadID)
+        if (thread->Tid() == (pid_t)threadID)
         {
             thread->GetThreadContext(contextFlags, reinterpret_cast<CONTEXT*>(context));
             return S_OK;
diff --git a/src/debug/debug-pal/unix/twowaypipe.cpp b/src/debug/debug-pal/unix/twowaypipe.cpp
index b0acb1df7b..91afd820fb 100644
--- a/src/debug/debug-pal/unix/twowaypipe.cpp
+++ b/src/debug/debug-pal/unix/twowaypipe.cpp
@@ -117,8 +117,8 @@ int TwoWayPipe::Read(void *buffer, DWORD bufferSize)
     while ((bytesRead = (int)read(m_inboundPipe, buffer, cb)) > 0)
     {
         totalBytesRead += bytesRead;
-        _ASSERTE(totalBytesRead <= bufferSize);
-        if (totalBytesRead >= bufferSize)
+        _ASSERTE(totalBytesRead <= (int)bufferSize);
+        if (totalBytesRead >= (int)bufferSize)
         {
             break;
         }
@@ -144,8 +144,8 @@ int TwoWayPipe::Write(const void *data, DWORD dataSize)
     while ((bytesWritten = (int)write(m_outboundPipe, data, cb)) > 0)
     {
         totalBytesWritten += bytesWritten;
-        _ASSERTE(totalBytesWritten <= dataSize);
-        if (totalBytesWritten >= dataSize)
+        _ASSERTE(totalBytesWritten <= (int)dataSize);
+        if (totalBytesWritten >= (int)dataSize)
         {
             break;
         }