testsuite: Port T16514 to C

Previously this test was C++ which made it a bit of a portability
problem.

3 files changed, 32 insertions, 46 deletions

diff --git a/testsuite/tests/rts/T16514_c.c b/testsuite/tests/rts/T16514_c.c
new file mode 100644
index 0000000000..9acb7d7d1f
--- /dev/null
+++ b/testsuite/tests/rts/T16514_c.c
@@ -0,0 +1,31 @@
+#include <stdio.h>
+
+void fn_hs();
+void fn() {
+    fn_hs();
+}
+
+void check(double sqrt2, double sqrt3,  double sqrt5,
+           double sqrt8, double sqrt13, double sqrt21)
+{
+    printf("%f %f %f %f %f %f\n", sqrt2, sqrt3, sqrt5, sqrt8, sqrt13, sqrt21);
+    if (sqrt2 != 1.41421 || sqrt3  != 1.73205 || sqrt5  != 2.23607 ||
+        sqrt8 != 2.82843 || sqrt13 != 3.60555 || sqrt21 != 4.58258) {
+        fprintf(stderr, "xmm registers have been scratched\n");
+    }
+}
+
+int test() {
+    double sqrt2  = 1.41421;
+    double sqrt3  = 1.73205;
+    double sqrt5  = 2.23607;
+    double sqrt8  = 2.82843;
+    double sqrt13 = 3.60555;
+    double sqrt21 = 4.58258;
+    check(sqrt2, sqrt3, sqrt5, sqrt8, sqrt13, sqrt21);
+    fn();
+    check(sqrt2, sqrt3, sqrt5, sqrt8, sqrt13, sqrt21);
+    fn();
+    check(sqrt2, sqrt3, sqrt5, sqrt8, sqrt13, sqrt21);
+    return 0;
+}
\ No newline at end of file
diff --git a/testsuite/tests/rts/T16514_c.cpp b/testsuite/tests/rts/T16514_c.cpp
deleted file mode 100644
index 1474741ec0..0000000000
--- a/testsuite/tests/rts/T16514_c.cpp
+++ /dev/null
@@ -1,45 +0,0 @@
-#include <iostream>
-#include <stdexcept>
-
-extern "C" {
-
-void fn_hs();
-void fn() {
-    fn_hs();
-}
-
-void check(double sqrt2, double sqrt3,  double sqrt5,
-           double sqrt8, double sqrt13, double sqrt21) {
-    std::cout << std::fixed << sqrt2 << " " << sqrt3 << " " << sqrt5 << " "
-              << sqrt8 << " " << sqrt13 << " " << sqrt21 << std::endl;
-    if (sqrt2 != 1.41421 || sqrt3  != 1.73205 || sqrt5  != 2.23607 ||
-        sqrt8 != 2.82843 || sqrt13 != 3.60555 || sqrt21 != 4.58258) {
-        throw std::runtime_error("xmm registers have been scratched");
-    }
-}
-
-int test() {
-    try {
-        double sqrt2  = 1.41421;
-        double sqrt3  = 1.73205;
-        double sqrt5  = 2.23607;
-        double sqrt8  = 2.82843;
-        double sqrt13 = 3.60555;
-        double sqrt21 = 4.58258;
-        check(sqrt2, sqrt3, sqrt5, sqrt8, sqrt13, sqrt21);
-        fn();
-        check(sqrt2, sqrt3, sqrt5, sqrt8, sqrt13, sqrt21);
-        try {
-            fn();
-        } catch (const std::exception &) {
-        }
-        check(sqrt2, sqrt3, sqrt5, sqrt8, sqrt13, sqrt21);
-    } catch (const std::exception &e) {
-        std::cerr << e.what() << std::endl;
-        return 1;
-    }
-    return 0;
-}
-
-} // extern "C"
-
diff --git a/testsuite/tests/rts/all.T b/testsuite/tests/rts/all.T
index e59e4c5204..5290ca07e0 100644
--- a/testsuite/tests/rts/all.T
+++ b/testsuite/tests/rts/all.T
@@ -479,7 +479,7 @@ test('keep-cafs',
 # When -fcompact-unwind becomes default, generalize test to all platforms.
 test('T11829', unless(opsys('darwin'), skip), compile_and_run, ['T11829_c.cpp -lstdc++ -fcompact-unwind'])
 
-test('T16514', unless(opsys('mingw32'), skip), compile_and_run, ['T16514_c.cpp -lstdc++'])
+test('T16514', normal, compile_and_run, ['T16514_c.c'])
 test('test-zeroongc', extra_run_opts('-DZ'), compile_and_run, ['-debug'])
 
 test('T13676',