mirrors/cosmopolitan
1
0
Fork 0
mirror of https://github.com/jart/cosmopolitan.git synced 2025-07-26 12:30:30 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Add dontthrow attribute to most libc functions

Browse source 
This will help C++ code that uses exceptions to be tinier. For example,
this change shaves away 1000 lines of assembly code from LLVM's libcxx,
which is 0.7% of all assembly instructions in the entire library.
This commit is contained in:
Justine Tunney 2024-01-09 01:26:03 -08:00
parent cb19e172da
commit eeb20775d2
No known key found for this signature in database
GPG key ID: BE714B4575D6E328
103 changed files with 1455 additions and 1456 deletions
Download patch file Download diff file Expand all files Collapse all files

4
libc/intrin/popcnt.h
View file

@ -3,8 +3,8 @@
#include "libc/nexgen32e/x86feature.h"
COSMOPOLITAN_C_START_
size_t _countbits(const void *, size_t);
unsigned long popcnt(unsigned long) pureconst;
libcesque size_t _countbits(const void *, size_t);
libcesque unsigned long popcnt(unsigned long) pureconst;
#if defined(__GNUC__) && !defined(__STRICT_ANSI__) && defined(__x86_64__)
#define popcnt(X) \