core: Make converting constructors explicit where applicable

Avoids unwanted implicit conversions. Thankfully, given the large amount
of cleanup in past PRs, only this tiny amount is left over to cover.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/core/loader/elf.cpp b/src/core/loader/elf.cpp
index 4bfd5f5364..352938dcb4 100644
--- a/src/core/loader/elf.cpp
+++ b/src/core/loader/elf.cpp
@@ -190,7 +190,7 @@ private:
     u32 entryPoint;
 
 public:
-    ElfReader(void* ptr);
+    explicit ElfReader(void* ptr);
 
     u32 Read32(int off) const {
         return base32[off >> 2];