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author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.dg/pr33619.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.dg/pr33619.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/pr33619.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/pr33619.c b/gcc-4.9/gcc/testsuite/gcc.dg/pr33619.c new file mode 100644 index 000000000..8011e69e6 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/pr33619.c @@ -0,0 +1,45 @@ +/* PR tree-optimization/33619 */ +/* { dg-do run } */ +/* { dg-options "-O2" } */ + +#ifdef __powerpc__ +# define REG1 __asm__ ("3") +# define REG2 __asm__ ("4") +#elif defined __x86_64__ +# define REG1 __asm__ ("rdi") +# define REG2 __asm__ ("rsi") +#else +# define REG1 +# define REG2 +#endif + +static inline void +bar (unsigned long x, int y) +{ + register unsigned long p1 REG1 = x; + register unsigned long p2 REG2 = y; + __asm__ volatile ("" : "=r" (p1), "=r" (p2) : "0" (p1), "1" (p2) : "memory"); + if (p1 != 0xdeadUL || p2 != 0xbefUL) + __builtin_abort (); +} + +__attribute__((const, noinline)) int +baz (int x) +{ + return x; +} + +__attribute__((noinline)) void +foo (unsigned long *x, int y) +{ + unsigned long a = *x; + bar (a, baz (y)); +} + +int +main (void) +{ + unsigned long a = 0xdeadUL; + foo (&a, 0xbefUL); + return 0; +} |