diff options
| -rw-r--r-- | compiler-rt/lib/builtins/clzdi2.c | 6 | ||||
| -rw-r--r-- | compiler-rt/lib/builtins/ctzdi2.c | 6 |
2 files changed, 12 insertions, 0 deletions
diff --git a/compiler-rt/lib/builtins/clzdi2.c b/compiler-rt/lib/builtins/clzdi2.c index b9e64da492b..b56d98f5c01 100644 --- a/compiler-rt/lib/builtins/clzdi2.c +++ b/compiler-rt/lib/builtins/clzdi2.c @@ -16,6 +16,12 @@ /* Returns: the number of leading 0-bits */ +#if !defined(__clang__) && (defined(__sparc64__) || defined(__mips64) || defined(__riscv__)) +/* gcc resolves __builtin_clz -> __clzdi2 leading to infinite recursion */ +#define __builtin_clz(a) __clzsi2(a) +extern si_int __clzsi2(si_int); +#endif + /* Precondition: a != 0 */ COMPILER_RT_ABI si_int diff --git a/compiler-rt/lib/builtins/ctzdi2.c b/compiler-rt/lib/builtins/ctzdi2.c index db3c6fdc08f..eecde29718d 100644 --- a/compiler-rt/lib/builtins/ctzdi2.c +++ b/compiler-rt/lib/builtins/ctzdi2.c @@ -16,6 +16,12 @@ /* Returns: the number of trailing 0-bits */ +#if !defined(__clang__) && (defined(__sparc64__) || defined(__mips64) || defined(__riscv__)) +/* gcc resolves __builtin_ctz -> __ctzdi2 leading to infinite recursion */ +#define __builtin_ctz(a) __ctzsi2(a) +extern si_int __ctzsi2(si_int); +#endif + /* Precondition: a != 0 */ COMPILER_RT_ABI si_int |
