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author | no-author <no-author@gcc.gnu.org> | 2004-05-26 01:58:41 +0000 |
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committer | no-author <no-author@gcc.gnu.org> | 2004-05-26 01:58:41 +0000 |
commit | 2beaa1447322d20bef6ff64119842a0a7002c995 (patch) | |
tree | 09b43fc9270e195339f1b3f1f64cc5214f0b4de6 /gcc/testsuite/gcc.dg/c90-intprom-1.c | |
parent | 03846eafd7c275b583a97c40554da04c978a110a (diff) |
This commit was manufactured by cvs2svn to create tagapple/gcc-1757
'apple-gcc-1757'.
git-svn-id: https://gcc.gnu.org/svn/gcc/tags/apple-gcc-1757@82276 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/gcc.dg/c90-intprom-1.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/c90-intprom-1.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/c90-intprom-1.c b/gcc/testsuite/gcc.dg/c90-intprom-1.c new file mode 100644 index 00000000000..78e4b39ef35 --- /dev/null +++ b/gcc/testsuite/gcc.dg/c90-intprom-1.c @@ -0,0 +1,47 @@ +/* Test for integer promotion rules: C90 subset of types. */ +/* Origin: Joseph Myers <jsm@polyomino.org.uk> */ +/* { dg-do compile } */ +/* { dg-options "-std=iso9899:1990 -pedantic-errors" } */ + +#include <limits.h> + +#define CHECK(T1, T2, TC) \ + do { \ + T1 a = 0; \ + T2 b = 0; \ + TC *c = 0; \ + __typeof__(a+b) *d = 0; \ + c = d; \ + d = c; \ + } while (0) + +void +f (void) +{ + /* One type is unsigned long. */ + CHECK(unsigned long, unsigned long, unsigned long); + CHECK(unsigned int, unsigned long, unsigned long); + CHECK(unsigned long, unsigned int, unsigned long); + CHECK(int, unsigned long, unsigned long); + CHECK(long, unsigned long, unsigned long); + CHECK(unsigned long, int, unsigned long); + CHECK(unsigned long, long, unsigned long); + /* long and unsigned int. */ +#if LONG_MAX >= UINT_MAX + CHECK(unsigned int, long, long); + CHECK(long, unsigned int, long); +#else + CHECK(unsigned int, long, unsigned long); + CHECK(long, unsigned int, unsigned long); +#endif + /* One type is long. */ + CHECK(long, long, long); + CHECK(int, long, long); + CHECK(long, int, long); + /* One type is unsigned int. */ + CHECK(unsigned int, unsigned int, unsigned int); + CHECK(int, unsigned int, unsigned int); + CHECK(unsigned int, int, unsigned int); + /* Otherwise int. */ + CHECK(int, int, int); +} |