lib/glibc
1
0
Fork 0
mirror of https://sourceware.org/git/glibc.git synced 2025-07-30 22:43:12 +03:00
Code Activity

longlong.h: Disable alpha umul_ppmm for old g++

Browse Source 
Causes "unexpected AST of kind MULT_HIGHPART" error with bootstrap from gcc 4.8.
This commit is contained in:
Richard Henderson
2014-10-28 13:26:24 -07:00
committed by Mike Frysinger
parent 1f89b8d881
commit 7f49b7c020
2 changed files with 8 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
stdlib/longlong.h
View File

@ -139,6 +139,9 @@ extern const UQItype __clz_tab[256] attribute_hidden;
#endif /* __aarch64__ */
#if defined (__alpha) && W_TYPE_SIZE == 64
/* There is a bug in g++ before version 5 that
errors on __builtin_alpha_umulh. */
#if !defined(__cplusplus) || __GNUC__ >= 5
#define umul_ppmm(ph, pl, m0, m1) \
do { \
UDItype __m0 = (m0), __m1 = (m1); \
@ -146,6 +149,7 @@ extern const UQItype __clz_tab[256] attribute_hidden;
(pl) = __m0 * __m1; \
} while (0)
#define UMUL_TIME 46
#endif /* !c++ */
#ifndef LONGLONG_STANDALONE
#define udiv_qrnnd(q, r, n1, n0, d) \
do { UDItype __r; \