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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/builtins-85.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/builtins-85.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/builtins-85.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/builtins-85.c b/gcc-4.9/gcc/testsuite/gcc.dg/builtins-85.c new file mode 100644 index 000000000..0993fbc19 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/builtins-85.c @@ -0,0 +1,25 @@ +/* { dg-do compile } */ +/* { dg-options "-O2" } */ + +typedef __SIZE_TYPE__ size_t; +extern void __chk_fail (void); +extern int snprintf (char *, size_t, const char *, ...); +extern inline __attribute__((gnu_inline, always_inline)) int snprintf (char *a, size_t b, const char *fmt, ...) +{ + if (__builtin_object_size (a, 0) != -1UL && __builtin_object_size (a, 0) < b) + __chk_fail (); + return __builtin_snprintf (a, b, fmt, __builtin_va_arg_pack ()); +} +extern int snprintf (char *, size_t, const char *, ...) __asm ("mysnprintf"); + +char buf[10]; + +int +main (void) +{ + snprintf (buf, 10, "%d%d\n", 10, 10); + return 0; +} + +/* { dg-final { scan-assembler "mysnprintf" } } */ +/* { dg-final { scan-assembler-not "__chk_fail" } } */ |