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Update ggml-quants.c

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Michael Potter 2023-11-12 16:54:53 -08:00 • committed by GitHub
parent 7a5e92e748
commit 287bc68573
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1 changed files with 6 additions and 6 deletions
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ggml-quants.c
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@ -1273,12 +1273,12 @@ static float make_qkx2_quants(int n, int nmax, const float * restrict x, const f
float max = x[0]; float max = x[0];
float sum_w = weights[0]; float sum_w = weights[0];
float sum_x = sum_w * x[0]; float sum_x = sum_w * x[0];
+#if defined(__APPLE__) && defined(__clang_major__) && __clang_major__ >= 15 #if defined(__APPLE__) && defined(__clang_major__) && __clang_major__ >= 15
+ // use 'volatile' to prevent unroll and work around a bug in Apple clang 15.x.x // use 'volatile' to prevent unroll and work around a bug in Apple clang 15.x.x with -O3 flag
+ for (volatile int i = 1; i < n; ++i) { for (volatile int i = 1; i < n; ++i) {
+#else #else
for (int i = 1; i < n; ++i) { for (int i = 1; i < n; ++i) {
+#endif #endif
if (x[i] < min) min = x[i]; if (x[i] < min) min = x[i];
if (x[i] > max) max = x[i]; if (x[i] > max) max = x[i];
float w = weights[i]; float w = weights[i];