I expect "one" not to be emitted when compiling this with -O3:
=== cut here ===
static inline unsigned long one(void)
{
return 1;
}
static inline unsigned long call(unsigned long (*fn)(void))
{
return fn();
}
int test_call(void)
{
return call(one);
}
=== cut here ===
--- Comment #1 from jvdelisle at gcc dot gnu dot org 2007-07-13 05:21
---
(gdb) bt
#0 0x0035e2a767f8 in memset () from /lib64/libc.so.6
#1 0x2ab4759c in *_gfortrani_write_i (dtp=0x7fff5aafee10,
f=, p=,
len=) at ../../../gcc43/libgfortran/io/write.c:1150
#2 0x000
While exploring an unrelated bug (32702) I rearranged the unix_stream structure
in libgfortran/io/unix.c as shown below. This results in a segfault with
streamio_3.f90. Valgrind reports and invalid write of 1. With further
experimentation I can add 1 to the pointer returned by fd_alloc_w_at and
--- Comment #7 from ubizjak at gmail dot com 2007-07-13 06:08 ---
I have following patch that solves nested VEC_SELECT insn. However, I would
like to enhance it for nested VEC_SELECT (VEC_SELECT (VEC_DUPLICATE (...)))
that is generated i.e. for __builtin_ia32_vec_ext_v4si(*val, 2);
Inde
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