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| author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
|---|---|---|
| committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
| commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
| tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.target/i386/pr36753.c | |
| parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
| download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip | |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/i386/pr36753.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/i386/pr36753.c | 31 |
1 files changed, 31 insertions, 0 deletions
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; +} |