Undefine __builtin_clz/ctz from clzdi2/ctzdi2 if defined

osdev0 · Aug 10, 2024 · 9cdf93a · 9cdf93a
1 parent 2cf5ef4
commit 9cdf93a
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diff --git a/clzdi2.c b/clzdi2.c
@@ -33,3 +33,7 @@ COMPILER_RT_ABI int __clzdi2(di_int a) {
   return clzsi((x.s.high & ~f) | (x.s.low & f)) +
          (f & ((si_int)(sizeof(si_int) * CHAR_BIT)));
 }
+
+#ifdef __builtin_clz
+#undef __builtin_clz
+#endif
diff --git a/ctzdi2.c b/ctzdi2.c
@@ -33,3 +33,7 @@ COMPILER_RT_ABI int __ctzdi2(di_int a) {
   return ctzsi((x.s.high & f) | (x.s.low & ~f)) +
          (f & ((si_int)(sizeof(si_int) * CHAR_BIT)));
 }
+
+#ifdef __builtin_ctz
+#undef __builtin_ctz
+#endif