From: Nathan Moinvaziri <nathan@nathanm.com>
Date: Thu, 8 Jan 2026 19:13:00 +0000 (-0800)
Subject: Cleanup preprocessor indents in fallback_builtins.
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fb200f802d8961b5853f78ece0f0f28b13142ca2;p=thirdparty%2Fzlib-ng.git

Cleanup preprocessor indents in fallback_builtins.
---

diff --git a/fallback_builtins.h b/fallback_builtins.h
index fb7501cbb..3b477abd3 100644
--- a/fallback_builtins.h
+++ b/fallback_builtins.h
@@ -2,7 +2,6 @@
 #define FALLBACK_BUILTINS_H
 
 #if defined(_MSC_VER) && !defined(__clang__)
-#if defined(ARCH_X86) || defined(ARCH_IA64) || defined(ARCH_ARM)
 
 #include <intrin.h>
 
@@ -14,56 +13,55 @@
  */
 Z_FORCEINLINE static int __builtin_ctz(unsigned int value) {
     Assert(value != 0, "Invalid input value: 0");
-# if defined(X86_FEATURES) && !(_MSC_VER < 1700)
+#  if defined(X86_FEATURES) && !(_MSC_VER < 1700)
     return (int)_tzcnt_u32(value);
-# else
+#  else
     unsigned long trailing_zero;
     _BitScanForward(&trailing_zero, value);
     return (int)trailing_zero;
-# endif
+#  endif
 }
-#define HAVE_BUILTIN_CTZ
+#  define HAVE_BUILTIN_CTZ
 
-#ifdef ARCH_64BIT
+#  ifdef ARCH_64BIT
 /* This is not a general purpose replacement for __builtin_ctzll. The function expects that value is != 0.
  * Because of that assumption trailing_zero is not initialized and the return value is not checked.
  */
 Z_FORCEINLINE static int __builtin_ctzll(unsigned long long value) {
     Assert(value != 0, "Invalid input value: 0");
-# if defined(X86_FEATURES) && !(_MSC_VER < 1700)
+#  if defined(X86_FEATURES) && !(_MSC_VER < 1700)
     return (int)_tzcnt_u64(value);
-# else
+#  else
     unsigned long trailing_zero;
     _BitScanForward64(&trailing_zero, value);
     return (int)trailing_zero;
-# endif
+#  endif
 }
-#define HAVE_BUILTIN_CTZLL
-#endif // ARCH_64BIT
+#  define HAVE_BUILTIN_CTZLL
+#  endif // ARCH_64BIT
 
-#endif // ARCH_X86 || ARCH_IA64 || ARCH_ARM
-#endif // _MSC_VER & !clang
+#endif // _MSC_VER && !__clang__
 
 #ifndef HAVE_BUILTIN_BITREVERSE16
 
-#ifdef __loongarch__
+#  ifdef __loongarch__
 /* LoongArch bit reversal for 16-bit values */
 Z_FORCEINLINE static uint16_t __builtin_bitreverse16(uint16_t value) {
     uint32_t res;
     __asm__ volatile("bitrev.w %0, %1" : "=r"(res) : "r"(value));
     return (uint16_t)(res >> 16);
 }
-#else
+#  else
 /* Bit reversal for 8-bit values using multiplication method */
-#define bitrev8(value) \
+#    define bitrev8(value) \
     (uint8_t)((((uint8_t)(value) * 0x80200802ULL) & 0x0884422110ULL) * 0x0101010101ULL >> 32)
 
 /* General purpose bit reversal for 16-bit values */
 Z_FORCEINLINE static uint16_t __builtin_bitreverse16(uint16_t value) {
     return ((bitrev8(value >> 8) | (uint16_t)bitrev8(value) << 8));
 }
-#undef bitrev8
-#endif
+#    undef bitrev8
+#  endif
 
 #define HAVE_BUILTIN_BITREVERSE16
 #endif