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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-30.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-30.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/builtins-30.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/builtins-30.c b/gcc-4.9/gcc/testsuite/gcc.dg/builtins-30.c new file mode 100644 index 000000000..37e5dba2d --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/builtins-30.c @@ -0,0 +1,27 @@ +/* { dg-do compile } */ +/* { dg-options "-Wall -Wshadow -fshow-column" } */ + +extern double strtod (const char *, char **); +#define UNUSED __attribute__ ((unused)) + +/* A built-in function may be overridden by an old-style definition + specifying too few arguments... */ +double cos () /* { dg-warning "shadows a built-in|number of arguments" } */ +{ + return strtod ("nan", 0); +} + +/* the right number, but the wrong type, arguments... */ +double sin (foo) /* { dg-warning "8:shadows a built-in" } */ + int foo UNUSED; /* { dg-warning "10:argument 'foo' doesn't match built-in prototype" } */ +{ + return strtod ("nan", 0); +} + +/* or too many arguments. */ +long double cosl (foo, bar) /* { dg-warning "shadows a built-in|number of arguments" } */ + const char *foo UNUSED; /* { dg-warning "18:argument 'foo' doesn't match" } */ + int bar UNUSED; +{ + return strtod ("nan", 0); +} |