py/misc: Fix msvc and C++ compatibility.

stinos · dpgeorge · commit 0f7d68043fce · 2024-12-10T11:30:59.000+11:00
Use an explicit cast to suppress the implicit conversion which started popping up in recent compiler versions (and wasn't there yet in 07bf317). Signed-off-by: stijn <stijn@ignitron.net>
diff --git a/py/misc.h b/py/misc.h
@@ -357,7 +357,7 @@ static inline uint32_t mp_clzll(unsigned long long x) {
 // Microsoft don't ship _BitScanReverse64 on Win32, so emulate it
 static inline uint32_t mp_clzll(unsigned long long x) {
     unsigned long h = x >> 32;
-    return h ? mp_clzl(h) : (mp_clzl(x) + 32);
+    return h ? mp_clzl(h) : (mp_clzl((unsigned long)x) + 32);
 }
 #endif
 

Original file line number	Diff line number	Diff line change
`@@ -357,7 +357,7 @@ static inline uint32_t mp_clzll(unsigned long long x) {`
`357`	`357`	`// Microsoft don't ship _BitScanReverse64 on Win32, so emulate it`
`358`	`358`	`static inline uint32_t mp_clzll(unsigned long long x) {`
`359`	`359`	`unsigned long h = x >> 32;`
`360`		`- return h ? mp_clzl(h) : (mp_clzl(x) + 32);`
	`360`	`+ return h ? mp_clzl(h) : (mp_clzl((unsigned long)x) + 32);`
`361`	`361`	`}`
`362`	`362`	`#endif`
`363`	`363`