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| author | Kaveh R. Ghazi <ghazi@caip.rutgers.edu> | 2004-03-17 01:57:09 +0000 |
|---|---|---|
| committer | Kaveh Ghazi <ghazi@gcc.gnu.org> | 2004-03-17 01:57:09 +0000 |
| commit | e9682728a3ec38280c58da47ff2fb21c485d8c74 (patch) | |
| tree | 7c88623960be0a865d4df286497003cb5ea2abec /gcc | |
| parent | 990ab4b403a4bce6f038ea7cb50edd0492f3f63f (diff) | |
| download | gcc-e9682728a3ec38280c58da47ff2fb21c485d8c74.zip gcc-e9682728a3ec38280c58da47ff2fb21c485d8c74.tar.gz gcc-e9682728a3ec38280c58da47ff2fb21c485d8c74.tar.bz2 | |
* gcc.dg/torture/builtin-integral-1.c: New test.
From-SVN: r79565
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/torture/builtin-integral-1.c | 57 |
2 files changed, 61 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 09f98bf..e5df14e 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2004-03-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * gcc.dg/torture/builtin-integral-1.c: New test. + 2004-03-16 Mark Mitchell <mark@codesourcery.com> PR c++/14586 diff --git a/gcc/testsuite/gcc.dg/torture/builtin-integral-1.c b/gcc/testsuite/gcc.dg/torture/builtin-integral-1.c new file mode 100644 index 0000000..c358449 --- /dev/null +++ b/gcc/testsuite/gcc.dg/torture/builtin-integral-1.c @@ -0,0 +1,57 @@ +/* Copyright (C) 2003 Free Software Foundation. + + Verify that integral FP expressions are optimized. + + Written by Kaveh Ghazi, 2004-03-16. */ + +/* { dg-do link } */ +/* { dg-options "-ffast-math" } */ + +#define PROTOTYPE1(FN) extern double FN(double); extern float FN##f(float); \ + extern long double FN##l(long double); + +PROTOTYPE1(fabs) + +void test(int i1, int i2) +{ + /* Test that the various FP truncation builtins detect integral + arguments. */ +#define CHECK_FN(MATHFN) \ + PROTOTYPE1 (MATHFN) \ + extern void link_failure_##MATHFN(void); \ + extern void link_failure_##MATHFN##f(void); \ + extern void link_failure_##MATHFN##l(void); \ + if (MATHFN(i1) != i1) link_failure_##MATHFN(); \ + if (MATHFN##f(i1) != i1) link_failure_##MATHFN##f(); \ + if (MATHFN##l(i1) != i1) link_failure_##MATHFN##l(); \ + + CHECK_FN(ceil); + CHECK_FN(floor); + CHECK_FN(nearbyint); + CHECK_FN(round); + CHECK_FN(trunc); + + /* Check that various other integral expressions are detected. */ +#define CHECK_EXPR(EXPR,NAME) \ + extern void link_failure_##NAME(void); \ + if (ceill(EXPR) != (EXPR)) link_failure_##NAME(); \ + + CHECK_EXPR (5.0, REAL_CST); + CHECK_EXPR (5.0F, REAL_CSTf); + CHECK_EXPR (5.0L, REAL_CSTl); + CHECK_EXPR ((double)i1, FLOAT_EXPR); + CHECK_EXPR ((float)i1, FLOAT_EXPRf); + CHECK_EXPR ((long double)i1, FLOAT_EXPRl); + CHECK_EXPR (fabs(i1), ABS_EXPR); + CHECK_EXPR (fabsf(i1), ABS_EXPRf); + CHECK_EXPR (fabsl(i1), ABS_EXPRl); + CHECK_EXPR (((void)i1,(double)i2), COMPOUND_EXPR); + CHECK_EXPR ((double)i1+i2, PLUS_EXPR); + CHECK_EXPR ((double)i1-i2, MINUS_EXPR); + CHECK_EXPR ((double)i1*i2, MULT_EXPR); +} + +int main (void) +{ + return 0; +} |