From 1bc5aee63eb72b341f506ad058502cd0361f0d10 Mon Sep 17 00:00:00 2001 From: Ben Cheng Date: Tue, 25 Mar 2014 22:37:19 -0700 Subject: Initial checkin of GCC 4.9.0 from trunk (r208799). Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba --- gcc-4.9/gcc/testsuite/gcc.target/i386/pr36753.c | 31 +++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 gcc-4.9/gcc/testsuite/gcc.target/i386/pr36753.c (limited to 'gcc-4.9/gcc/testsuite/gcc.target/i386/pr36753.c') diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/pr36753.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/pr36753.c new file mode 100644 index 000000000..2d43d42a0 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/pr36753.c @@ -0,0 +1,31 @@ +/* { dg-options "-O2" } */ +/* { dg-do run } */ + +#if defined __i386__ +#define REG "edi" +#else +#define REG "r14" +#endif + +register unsigned long *ds asm(REG); + +extern void abort (void); + +__attribute__ ((noinline)) void +test (void) +{ + *++ds = 31337; +} + +int +main () +{ + unsigned long stack[2]; + stack[0] = 0; + stack[1] = 0; + ds = stack; + test (); + if (ds != stack + 1 || *ds != 31337) + abort (); + return 0; +} -- cgit v1.2.3