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re PR target/53120 (ICE exposing strict_low_part / in/out operand thinko -fno-tree-sra)

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PR target/53120
	* gcc.dg/torture/pr53120.c: New test.

From-SVN: r186844
This commit is contained in:
Hans-Peter Nilsson 2012-04-25 22:33:30 +00:00 • committed by Hans-Peter Nilsson
parent d71735933a
commit 8ca72b98a6
2 changed files with 115 additions and 0 deletions
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5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2012-04-26 Hans-Peter Nilsson <hp@axis.com>
PR target/53120
* gcc.dg/torture/pr53120.c: New test.
2012-04-25 Jakub Jelinek <jakub@redhat.com>
PR middle-end/52979

110
gcc/testsuite/gcc.dg/torture/pr53120.c Normal file
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/* { dg-do compile } */
/* { dg-options "-fno-tree-sra" } */
typedef struct {
unsigned int en : 1;
unsigned int bit_order : 1;
unsigned int scl_io : 1;
unsigned int scl_inv : 1;
unsigned int sda0_io : 1;
unsigned int sda0_idle : 1;
unsigned int sda1_io : 1;
unsigned int sda1_idle : 1;
unsigned int sda2_io : 1;
unsigned int sda2_idle : 1;
unsigned int sda3_io : 1;
unsigned int sda3_idle : 1;
unsigned int sda_sel : 2;
unsigned int sen_idle : 1;
unsigned int sen_inv : 1;
unsigned int sen_sel : 2;
unsigned int dummy1 : 14;
} reg_gio_rw_i2c1_cfg;
typedef struct {
unsigned int data0 : 8;
unsigned int data1 : 8;
unsigned int data2 : 8;
unsigned int data3 : 8;
} reg_gio_rw_i2c1_data;
typedef struct {
unsigned int trf_bits : 6;
unsigned int switch_dir : 6;
unsigned int extra_start : 3;
unsigned int early_end : 1;
unsigned int start_stop : 1;
unsigned int ack_dir0 : 1;
unsigned int ack_dir1 : 1;
unsigned int ack_dir2 : 1;
unsigned int ack_dir3 : 1;
unsigned int ack_dir4 : 1;
unsigned int ack_dir5 : 1;
unsigned int ack_bit : 1;
unsigned int start_bit : 1;
unsigned int freq : 2;
unsigned int dummy1 : 5;
} reg_gio_rw_i2c1_ctrl;
extern reg_gio_rw_i2c1_cfg reg_gio;
extern reg_gio_rw_i2c1_data reg_data;
extern int reg_start;
extern reg_gio_rw_i2c1_ctrl reg_ctrl;
extern void foobar(void);
extern void foo(int);
extern void frob(unsigned int);
extern void bar(int);
extern void baz(void);
unsigned int f(int *devspec, unsigned int addr)
{
reg_gio_rw_i2c1_ctrl ctrl = {0};
reg_gio_rw_i2c1_data data = {0};
foobar();
static int first = 1;
if (first) {
reg_gio_rw_i2c1_cfg cfg = {0};
first = 0;
foo(1);
cfg.sda0_idle = 1;
cfg.sda0_io = 0;
cfg.scl_inv = 0;
cfg.scl_io = 0;
cfg.bit_order = 1;
cfg.sda_sel = 0;
cfg.sen_sel = 0;
cfg.en = 1;
reg_gio = cfg;
}
ctrl.freq = 1;
ctrl.start_bit = 0;
ctrl.ack_bit = 1;
ctrl.ack_dir0 = 0;
ctrl.ack_dir1 = 0;
ctrl.ack_dir2 = 0;
ctrl.ack_dir3 = 1;
ctrl.ack_dir4 = 0;
ctrl.ack_dir5 = 0;
ctrl.start_stop = 1;
ctrl.early_end = 0;
ctrl.extra_start = 2;
ctrl.switch_dir = 8*3;
ctrl.trf_bits = 8*4;
reg_ctrl = ctrl;
frob(0xac);
data.data0 = devspec[1] & 192;
data.data1 = addr;
data.data2 = devspec[1] | 0x01;
reg_data = data;
reg_start = 1;
bar(100);
data = reg_data;
baz();
return data.data3;
}