3 files changed, 12 insertions, 3 deletions
diff --git a/test/regression/builtins-arm.c b/test/regression/builtins-arm.c
index 91a8e890..643c8f1a 100644
--- a/test/regression/builtins-arm.c
+++ b/test/regression/builtins-arm.c
@@ -23,7 +23,10 @@ int main(int argc, char ** argv)
   y = 0;
   __builtin_write32_reversed(&y, 0x12345678);
   printf ("CSE write_32_rev: %s\n", y == 0x78563412 ? "ok" : "ERROR");
-
+  /* Make sure that ignoring the result of a builtin
+     doesn't cause an internal error */
+  (void) __builtin_bswap(x);
+  (void) __builtin_fsqrt(a);
   return 0;
 }
 
diff --git a/test/regression/builtins-ia32.c b/test/regression/builtins-ia32.c
index 10426209..558c3153 100644
--- a/test/regression/builtins-ia32.c
+++ b/test/regression/builtins-ia32.c
@@ -36,7 +36,10 @@ int main(int argc, char ** argv)
   y = 0;
   __builtin_write32_reversed(&y, 0x12345678);
   printf ("CSE write_32_rev: %s\n", y == 0x78563412 ? "ok" : "ERROR");
-
+  /* Make sure that ignoring the result of a builtin
+     doesn't cause an internal error */
+  (void) __builtin_bswap(x);
+  (void) __builtin_fsqrt(a);
   return 0;
 }
 
diff --git a/test/regression/builtins-powerpc.c b/test/regression/builtins-powerpc.c
index acffa435..90030737 100644
--- a/test/regression/builtins-powerpc.c
+++ b/test/regression/builtins-powerpc.c
@@ -50,7 +50,10 @@ int main(int argc, char ** argv)
   y = 0;
   __builtin_write32_reversed(&y, 0x12345678);
   printf ("CSE write_32_rev: %s\n", y == 0x78563412 ? "ok" : "ERROR");
-
+  /* Make sure that ignoring the result of a builtin
+     doesn't cause an internal error */
+  (void) __builtin_bswap(x);
+  (void) __builtin_fsqrt(a);
   return 0;
 }