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-rw-r--r--networking/tls.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/networking/tls.h b/networking/tls.h
index d487f38..b80cc64 100644
--- a/networking/tls.h
+++ b/networking/tls.h
@@ -26,8 +26,10 @@
#undef USE_SEED
/* pstm: multiprecision numbers */
#undef DISABLE_PSTM
-#if defined(__GNUC__) && defined(__i386__)
+#if defined(__GNUC__) && defined(__i386__) && ENABLE_STATIC
/* PSTM_X86 works correctly. +25 bytes. */
+ /* Only enabled on static build since tls_pstm_mul_comba.c::MULADD
+ * and tls_pstm_sqr_comba.c::SQRADD2 need too many registers, choke when ebx is not available */
# define PSTM_32BIT
# define PSTM_X86
#endif