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From: Martin Liska <marxin@gcc.gnu.org>
To: gcc-cvs@gcc.gnu.org
Subject: [gcc r13-5755] docs: add caveat for __builtin_cpu_supports
Date: Thu,  9 Feb 2023 10:49:59 +0000 (GMT)	[thread overview]
Message-ID: <20230209104959.E1D653858C60@sourceware.org> (raw)

https://gcc.gnu.org/g:1189d1b38e2b9507488ea294cda771c79e972c1d

commit r13-5755-g1189d1b38e2b9507488ea294cda771c79e972c1d
Author: Martin Liska <mliska@suse.cz>
Date:   Thu Feb 9 11:33:31 2023 +0100

    docs: add caveat for __builtin_cpu_supports
    
    Document that the function does not work correctly for old
    VIA processors.
    
            PR target/100758
    
    gcc/ChangeLog:
    
            * doc/extend.texi: Document that the function
            does not work correctly for old VIA processors.

Diff:
---
 gcc/doc/extend.texi | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi
index 5a026c4b48c..66a9d889881 100644
--- a/gcc/doc/extend.texi
+++ b/gcc/doc/extend.texi
@@ -22071,6 +22071,9 @@ else
      count = generic_countbits (n); //generic implementation.
   @}
 @end smallexample
+
+Caveat: This built-in function does not work correctly on old VIA
+processors (Centaur family).
 @end deftypefn
 
 The following built-in functions are made available by @option{-mmmx}.

                 reply	other threads:[~2023-02-09 10:49 UTC|newest]

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