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authorFariborz Jahanian <fjahanian@apple.com>2004-10-12 20:50:08 +0000
committerFariborz Jahanian <fjahanian@apple.com>2004-10-12 20:50:08 +0000
commitf512c2f4625a65e25d5d2f7f148f5fa91cf2650d (patch)
tree307a8f37393b25c5868e66d16067530b6f501427 /gcc/testsuite/gcc.c-torture
parentf6104bd7790a2eb0964a384f4be96fdca1f410ee (diff)
PR 17892.
OKed by Roger Sayle. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@88950 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/gcc.c-torture')
-rw-r--r--gcc/testsuite/gcc.c-torture/execute/ieee/unsafe-fp-assoc.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/ieee/unsafe-fp-assoc.c b/gcc/testsuite/gcc.c-torture/execute/ieee/unsafe-fp-assoc.c
new file mode 100644
index 00000000000..d67fef02321
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/ieee/unsafe-fp-assoc.c
@@ -0,0 +1,19 @@
+#include <float.h>
+
+extern void abort(void);
+
+static const double C = DBL_MAX;
+
+double foo(double x)
+{
+ return ( ( (x * C) * C ) * C);
+}
+
+int main ()
+{
+ double d = foo (0.0);
+ if (d != 0.0)
+ abort ();
+
+ return 0;
+}