OSDN Git Service
(root)
/
pf3gnuchains
/
gcc-fork.git
/ blob
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
history
|
raw
|
HEAD
PR tree-optimization/51799
[pf3gnuchains/gcc-fork.git]
/
gcc
/
testsuite
/
gcc.dg
/
pr43564.c
1
/* { dg-options "-O0" } */
2
/* { dg-do compile } */
3
4
static inline __attribute__ ((__always_inline__))
5
unsigned __clz (unsigned input)
6
{
7
unsigned output;
8
__asm__ __volatile__ ("clz %0, %1":"=r" (output):"r" (input));
9
}
10
__attribute__ ((optimize ("O2")))
11
void foo ()
12
{
13
unsigned a;
14
unsigned b;
15
a = __clz (b);
16
}