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core: fix warning bugs on unused vars introduced by the last commit

This commit is contained in:
Nguyen Anh Quynh 2014-03-07 13:50:13 +08:00
parent 0adacf18b1
commit 9ada10b3fc
1 changed files with 4 additions and 2 deletions
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6
MathExtras.h
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@ -87,7 +87,7 @@ static inline bool isPowerOf2_32(uint32_t Value) {
/// bit. Ex. CountLeadingZeros_32(0x00F000FF) == 8. /// bit. Ex. CountLeadingZeros_32(0x00F000FF) == 8.
/// Returns 32 if the word is zero. /// Returns 32 if the word is zero.
static inline unsigned CountLeadingZeros_32(uint32_t Value) { static inline unsigned CountLeadingZeros_32(uint32_t Value) {
unsigned Shift, Count; // result unsigned Count; // result
#if __GNUC__ >= 4 #if __GNUC__ >= 4
// PowerPC is defined for __builtin_clz(0) // PowerPC is defined for __builtin_clz(0)
#if !defined(__ppc__) && !defined(__ppc64__) #if !defined(__ppc__) && !defined(__ppc64__)
@ -95,6 +95,7 @@ static inline unsigned CountLeadingZeros_32(uint32_t Value) {
#endif #endif
Count = __builtin_clz(Value); Count = __builtin_clz(Value);
#else #else
unsigned Shift;
if (!Value) return 32; if (!Value) return 32;
Count = 0; Count = 0;
// bisection method for count leading zeros // bisection method for count leading zeros
@ -123,7 +124,7 @@ static inline unsigned CountLeadingOnes_32(uint32_t Value) {
/// one bit (64 bit edition.) /// one bit (64 bit edition.)
/// Returns 64 if the word is zero. /// Returns 64 if the word is zero.
static inline unsigned CountLeadingZeros_64(uint64_t Value) { static inline unsigned CountLeadingZeros_64(uint64_t Value) {
unsigned Shift, Count; // result unsigned Count; // result
#if __GNUC__ >= 4 #if __GNUC__ >= 4
// PowerPC is defined for __builtin_clzll(0) // PowerPC is defined for __builtin_clzll(0)
#if !defined(__ppc__) && !defined(__ppc64__) #if !defined(__ppc__) && !defined(__ppc64__)
@ -132,6 +133,7 @@ static inline unsigned CountLeadingZeros_64(uint64_t Value) {
Count = __builtin_clzll(Value); Count = __builtin_clzll(Value);
#else #else
#ifndef _MSC_VER #ifndef _MSC_VER
unsigned Shift;
if (sizeof(long) == sizeof(int64_t)) if (sizeof(long) == sizeof(int64_t))
{ {
if (!Value) return 64; if (!Value) return 64;