Fix GCC NEON build and apply clang-format

vitaut · vitaut · commit df35b9c2f62c · 2026-01-25T09:21:56.000-08:00
diff --git a/zmij.c b/zmij.c
@@ -1662,7 +1662,7 @@ char* zmij_write_double(double value, char* buffer) {
     char* point = buffer + 1;
     memcpy(buffer, "0.0000000", 8);
     buffer = write_significand17(buffer + 1 - dec_exp, dec.sig, has17digits,
-                                  sig_div10);
+                                 sig_div10);
     if (ZMIJ_USE_SSE) *point = '.';
     *buffer = '\0';
     return buffer;
@@ -1692,8 +1692,7 @@ char* zmij_write_double(double value, char* buffer) {
     return buffer;
   }
 
-  buffer =
-      write_significand17(buffer + 1, dec.sig, has17digits, sig_div10);
+  buffer = write_significand17(buffer + 1, dec.sig, has17digits, sig_div10);
   start[0] = start[1];
   start[1] = '.';
   buffer -= (buffer - 1 == start + 1);  // Remove trailing point.
diff --git a/zmij.cc b/zmij.cc
@@ -593,7 +593,8 @@ auto write_significand17(char* buffer, uint64_t value, bool has17digits,
                              vreinterpretq_u16_s8(vdupq_n_s8('0')));
   memcpy(buffer, &str, sizeof(str));
 
-  uint16x8_t is_not_zero = vreinterpretq_u16_u8(vcgtzq_s8(digits));
+  uint16x8_t is_not_zero =
+      vreinterpretq_u16_u8(vcgtzq_s8(vreinterpretq_s8_u8(digits)));
   uint64_t zeroes =
       vget_lane_u64(vreinterpret_u64_u8(vshrn_n_u16(is_not_zero, 4)), 0);
 
@@ -644,7 +645,8 @@ auto write_significand17(char* buffer, uint64_t value, bool has17digits,
   } consts;
 
   const constants* c = &consts;
-  // Make the compiler forget where the constants came from to ensure they are loaded from memory.
+  // Make the compiler forget where the constants came from to ensure they are
+  // loaded from memory.
   ZMIJ_ASM(("" : "+r"(c)));
 
   using ptr = const __m128i*;
