X-Git-Url: https://wimlib.net/git/?p=wimlib;a=blobdiff_plain;f=include%2Fwimlib%2Fcompiler.h;h=6bce5d0152e11742905461df5d1b6fcc1b71411d;hp=9f53e192fc52796e2837c016a2f20b479e05d1cf;hb=8618172276fae088f311923a61bbf26c3d4d8941;hpb=3ceffe51aa820d5e804d859935bf34584be08fe2

diff --git a/include/wimlib/compiler.h b/include/wimlib/compiler.h
index 9f53e192..6bce5d01 100644
--- a/include/wimlib/compiler.h
+++ b/include/wimlib/compiler.h
@@ -171,10 +171,10 @@
 #endif
 
 /* (Optional) Find Last Set bit and Find First Set bit macros.  */
-#define compiler_fls32(n)	(31 - __builtin_clz(n))
-#define compiler_fls64(n)	(63 - __builtin_clzll(n))
-#define compiler_ffs32(n)	__builtin_ctz(n)
-#define compiler_ffs64(n)	__builtin_ctzll(n)
+#define compiler_bsr32(n)	(31 - __builtin_clz(n))
+#define compiler_bsr64(n)	(63 - __builtin_clzll(n))
+#define compiler_bsf32(n)	__builtin_ctz(n)
+#define compiler_bsf64(n)	__builtin_ctzll(n)
 
 /* Optional definitions for checking with 'sparse'.  */
 #ifdef __CHECKER__