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authorcamthesaxman <camthesaxman@users.noreply.github.com>2020-01-29 18:17:43 -0600
committercamthesaxman <camthesaxman@users.noreply.github.com>2020-01-29 18:17:43 -0600
commitcdc6e2c50f96119bdc4c1205ff5901ca82ec8357 (patch)
tree3e9217eabcf444e166008411f445315606dded59 /gcc_arm/testsuite/gcc.c-torture/unsorted/udconvert.c
parent27176890c4a688ea7de44d3f55af32827016a9fd (diff)
add old compiler with ARM support
Diffstat (limited to 'gcc_arm/testsuite/gcc.c-torture/unsorted/udconvert.c')
-rwxr-xr-xgcc_arm/testsuite/gcc.c-torture/unsorted/udconvert.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/gcc_arm/testsuite/gcc.c-torture/unsorted/udconvert.c b/gcc_arm/testsuite/gcc.c-torture/unsorted/udconvert.c
new file mode 100755
index 0000000..31b494f
--- /dev/null
+++ b/gcc_arm/testsuite/gcc.c-torture/unsorted/udconvert.c
@@ -0,0 +1,30 @@
+double
+unsigned_to_double1 (u)
+ unsigned u;
+{
+ double d;
+ d = (int) u; /* convert as from a *signed* integer */
+ return ((int) u < 0)
+ ? d + 4294967296.0
+ : d;
+}
+
+/* Alternatively */
+
+double
+unsigned_to_double2 (u)
+ unsigned u;
+{
+ double d;
+ u -= 2147483648; /* complement sign bit */
+ d = (int) u; /* convert as from a *signed* integer */
+ return d + 2147483648.0;
+}
+
+unsigned
+double_to_unsigned (d)
+ double d;
+{
+ d += 2147483648.0;
+ return ((int) d) - 2147483648;
+}